List of Figures and Photos

Size: px
Start display at page:

Download "List of Figures and Photos"

Transcription

1 List of Figures and Photos p. xiii List of Tables p. xxv Acknowledgements p. xxix A Short History of References p. 1 Introduction p. 1 The first JFETs and op amps p. 3 The first bandgaps p. 5 The buried-zener debuts p. 7 Advancements in technology p. 8 Other topologies emerge p. 9 An Introduction to Current Sources p. 13 An overview p. 13 Precision resistors, networks, and trimmers p. 21 Essential development equipment p. 29 Bench power supply unit p. 29 A thermostatically controlled oven p. 30 A calibrated, precision ammeter p. 30 The P-N Junction p. 31 Characteristics of the P-N junction p. 31 Using BJTs to Create Current Sources p. 47 Characteristics of the BJT p. 49 Using the BJT as a current source p. 67 Widlar current sources p. 74 Wilson current mirrors p. 81 Wyatt current source p. 87 Multiple current mirrors p. 89 Cascode current mirrors p. 91 Current scaling p. 95 Modified current sources and example applications p. 102 Running the current source from split power supplies p. 102 Improving power supply rejection p. 103 Alternative current divider p. 104 Modified three-transisitor mirror-source p. 104 Current source linearly charges capacitor in VCO p. 105 Current source in a high-frequency laser transmitter p. 107 Temperature-compensated current sink p. 108 Compound current mirrors p. 109 Current mirrors help DACs control oscillator frequency and duty cycle p. 110 Using current sources as active loads p. 111 Modified current source squares the reference current p. 113 Digitally controlled variable current source p. 116

2 High-pass filter's response is set by compound current mirrors p. 116 Simple LED current sources p. 118 A low-noise AC amplifier biased by an LED current source p. 120 A composite BJT-JFET current source with very high output impedance p. 121 A composite BJT-MOSFET high-power current source p. 121 A DAC-controlled current pump uses a Wilson current source p. 122 Using Precision Matched-Pairs, Duals, and Quads p. 125 Precision BJT matched-pairs p. 125 Quality dual transistors p. 129 General-purpose BJT duals and quads p. 133 Using JFETs and CRDs to Create Current Sources p. 137 The JFET paved the way p. 137 Characteristics of the JFET p. 140 Using the JFET as a current source p. 151 The JFET cascode current source p. 163 JFET current regulator diodes p. 166 Characteristics of the CRD p. 168 A design guide p. 175 An overview of various popular CRD families p. 175 Using JFETs to create ultra-low-leakage diodes p. 180 Creating Medium-Power Current Sources with DMOS FETs p. 185 Depletion-mode DMOS FETs p. 186 The importance of silicon-gate p. 188 Characteristics of depletion-mode DMOS FETs p. 190 Depletion-mode DMOS current sources p. 195 The cascode DMOS current source p. 197 The JFET-DMOS cascode current source p. 199 Lateral depletion-mode DMOS FETs p. 200 Creating Current Sources with Power MOSFETs p. 203 Characteristics of enhancement-mode MOSFETs p. 204 Using the enhancement-mode MOSFET as a current source p. 218 Using "smart" power MOSFETS p. 228 IXYS power MOS current sources p. 229 Lateral enhancement-mode MOSFETs p. 230 Using Analog CMOS Arrays to Create Current Sources p. 231 RCA pioneered CMOS p. 231 Characteristics of CMOS FETs p. 235 Using CMOS linear arrays to create current sources p. 241 CMOS cascode current sources p. 245 Using ALD's programmable EPADs to create precision current sources p. 252 ALD breaks the gate-threshold barrier p. 253

3 Using Monolithic IC Current Sources and Mirrors p. 261 National's LM134-a monolithic IC current source p. 261 Current source applications for the LM134 p. 266 Using the LM134 as a temperature sensor p. 271 TI/Burr-Brown's REF-200 monolithic current source p. 273 Creating Precision Current Sources with Op Amps and Voltage References p. 281 How op amps evolved p. 281 Some op amp characteristics p. 286 Op amp supply bypassing and input protection p. 294 Creating current sources with op amps p. 296 Creating precision current regulators with op amps p. 311 An Introduction to Voltage References p. 319 Introduction and history p. 319 Understanding voltage reference specifications p. 324 Initial accuracy (initial error) p. 326 Temperature drift (tempco, TC[subscript Vo]) p. 326 Long-term drift p. 332 Noise p. 333 Thermal hysteresis p. 335 Line regulation p. 336 Load regulation p. 336 Maximum output current rating (I[subscript OUT]; ma) p. 336 Supply voltage range p. 336 Supply current (I[subscript S]) or quiescent current (I[subscript Q]) p. 337 Dropout voltage p. 338 Turn-on settling time (t[subscript on]; [mu]s) p. 338 Turn-on drift (dv/t) p. 338 Transient response p. 338 Sleep/Enable p. 338 Power dissipation p. 338 Enhancing the voltage reference design p. 339 Input and output bypassing p. 339 Noise reduction p. 341 Trimming p. 346 Unused terminals on the package p. 354 Package types p. 355 PCB layout p. 356 Why not do it yourself? p. 356 Comparing precision p. 359 The zener Diode and the TC zener Reference p. 363 Introduction p. 363

4 Characteristics of the zener diode p. 365 Some simple zener applications p. 382 Temperature-compensated zeners p. 393 Characteristics of Monolithic Voltage References p. 403 Bandgap voltage references p. 404 Buried-zener voltage references p. 415 The XFET voltage reference p. 421 The Intersil/Xicor FGA voltage reference p. 424 Low-voltage considerations p. 426 Comparing the different topologies p. 433 A Review of Some Outstanding Monolithic Voltage References and Their Applications p. 437 Introduction p. 437 Applying the bandgap shunt reference p. 438 Analog Devices ADR510 p. 441 Analog Devices ADR520 p. 442 National Semiconductor LM4051-ADJ p. 444 Maxim MAX6138 p. 446 Maxim MAX6006 p. 448 Linear Technology LT1634 p. 449 Linear Technology LT1389 p. 449 Applying fixed-series bandgap references p. 451 Linear Technology LT1461 p. 453 National Semiconductor LM4140 p. 455 National Semiconductor LM4130 p. 457 Analog Devices ADR390 p. 458 Analog Devices ADR280 p. 459 Analog Devices AD780 p. 461 Maxim MAX6129 p. 463 Maxim MAX6126 p. 465 Applying adjustable-series bandgaps p. 466 Linear Technology LT6650 p. 466 Maxim MAX6325 p. 469 Maxim MAX6037-ADJ p. 470 Intersil/Xicor x60250 p. 472 Analog Devices ADR01 p. 474 Digital compensation p. 476 Using the Analog Devices' XFET reference p. 478 Analog Devices ADR431A p. 479 Applying buried-zener references p. 483 Analog Devices AD688 p. 484 Analog Devices AD586 p. 486

5 Texas Instruments REF102 p. 488 Linear Technology LT1021 p. 490 Linear Technology LTZ1000 p. 491 Applying the Intersil/Xicor FGA X60008 p. 494 Intersil/Xicor x60008 p. 495 Creating precision current source circuits p. 498 ISL60002 p. 498 ISL60007 p. 498 Multiple voltage references and multiple loads p. 501 Digitally selectable 5-reference calibrator p. 502 Same voltage to multiple loads p. 503 Monolithic voltage references-a look to the future p. 506 References and Tables p. 513 Power of 10 and Equivalents p. 513 Temperature scale conversion p. 515 Precision resistor comparisons p. 515 Gain vs. db conversion Table p. 516 Reactance chart for filter design p. 517 Small signal model for the BJT p. 518 Simplified BJT models p. 518 BJT operating modes Table p. 519 JFET models p. 519 MOS transistor models p. 520 PPM to % converter p. 521 Allowable noise levels for n-bit systems p. 521 Different voltage reference configurations p. 522 Allowable tempco requirements p. 523 Glossary p. 525 Bibliography p. 535 Part I-Current Sources p. 535 Part II-Voltage References p. 540 Contact Information p. 543 Semiconductor Manufacturers p. 543 Electronics Distributors p. 549 Precision Passives Manufacturers p. 550 Instrumentation Manufacturers p. 555 Magazines & Periodicals p. 557 Index p. 559 Table of Contents provided by Blackwell's Book Services and R.R. Bowker. Used with permission.

An introduction to Depletion-mode MOSFETs By Linden Harrison

An introduction to Depletion-mode MOSFETs By Linden Harrison An introduction to Depletion-mode MOSFETs By Linden Harrison Since the mid-nineteen seventies the enhancement-mode MOSFET has been the subject of almost continuous global research, development, and refinement

More information

A Low Voltage Bandgap Reference Circuit With Current Feedback

A Low Voltage Bandgap Reference Circuit With Current Feedback A Low Voltage Bandgap Reference Circuit With Current Feedback Keywords: Bandgap reference, current feedback, FinFET, startup circuit, VDD variation as a low voltage source or uses the differences between

More information

Index. Small-Signal Models, 14 saturation current, 3, 5 Transistor Cutoff Frequency, 18 transconductance, 16, 22 transit time, 10

Index. Small-Signal Models, 14 saturation current, 3, 5 Transistor Cutoff Frequency, 18 transconductance, 16, 22 transit time, 10 Index A absolute value, 308 additional pole, 271 analog multiplier, 190 B BiCMOS,107 Bode plot, 266 base-emitter voltage, 16, 50 base-emitter voltages, 296 bias current, 111, 124, 133, 137, 166, 185 bipolar

More information

Devices and Op-Amps p. 1 Introduction to Diodes p. 3 Introduction to Diodes p. 4 Inside the Diode p. 6 Three Diode Models p. 10 Computer Circuit

Devices and Op-Amps p. 1 Introduction to Diodes p. 3 Introduction to Diodes p. 4 Inside the Diode p. 6 Three Diode Models p. 10 Computer Circuit Contents p. v Preface p. ix Devices and Op-Amps p. 1 Introduction to Diodes p. 3 Introduction to Diodes p. 4 Inside the Diode p. 6 Three Diode Models p. 10 Computer Circuit Analysis p. 16 MultiSIM Lab

More information

Ultralow Noise, LDO XFET Voltage References with Current Sink and Source ADR440/ADR441/ADR443/ADR444/ADR445

Ultralow Noise, LDO XFET Voltage References with Current Sink and Source ADR440/ADR441/ADR443/ADR444/ADR445 Ultralow Noise, LDO XFET Voltage References with Current Sink and Source ADR0/ADR/ADR3/ADR/ADR5 FEATURES Ultralow noise (0. Hz to 0 Hz) ADR0: μv p-p ADR:. μv p-p ADR3:. μv p-p ADR:.8 μv p-p ADR5:.5 μv

More information

Microelectronic Circuits

Microelectronic Circuits SECOND EDITION ISHBWHBI \ ' -' Microelectronic Circuits Adel S. Sedra University of Toronto Kenneth С Smith University of Toronto HOLT, RINEHART AND WINSTON HOLT, RINEHART AND WINSTON, INC. New York Chicago

More information

Universal Input Switchmode Controller

Universal Input Switchmode Controller Universal Input Switchmode Controller Si9120 FEATURES 10- to 0- Input Range Current-Mode Control 12-mA Output Drive Internal Start-Up Circuit Internal Oscillator (1 MHz) and DESCRIPTION The Si9120 is a

More information

Low Cost 10-Bit Monolithic D/A Converter AD561

Low Cost 10-Bit Monolithic D/A Converter AD561 a FEATURES Complete Current Output Converter High Stability Buried Zener Reference Laser Trimmed to High Accuracy (1/4 LSB Max Error, AD561K, T) Trimmed Output Application Resistors for 0 V to +10 V, 5

More information

High Precision 10 V IC Reference AD581*

High Precision 10 V IC Reference AD581* a FEATURES Laser Trimmed to High Accuracy: 10.000 Volts 5 mv (L and U) Trimmed Temperature Coefficient: 5 ppm/ C max, 0 C to +70 C (L) 10 ppm/ C max, 55 C to +125 C (U) Excellent Long-Term Stability: 25

More information

LF442 Dual Low Power JFET Input Operational Amplifier

LF442 Dual Low Power JFET Input Operational Amplifier LF442 Dual Low Power JFET Input Operational Amplifier General Description The LF442 dual low power operational amplifiers provide many of the same AC characteristics as the industry standard LM1458 while

More information

LM134/LM234/LM334 3-Terminal Adjustable Current Sources

LM134/LM234/LM334 3-Terminal Adjustable Current Sources 3-Terminal Adjustable Current Sources General Description The are 3-terminal adjustable current sources featuring 10,000:1 range in operating current, excellent current regulation and a wide dynamic voltage

More information

OUTPUT UP TO 300mA C2 TOP VIEW FAULT- DETECT OUTPUT. Maxim Integrated Products 1

OUTPUT UP TO 300mA C2 TOP VIEW FAULT- DETECT OUTPUT. Maxim Integrated Products 1 19-1422; Rev 2; 1/1 Low-Dropout, 3mA General Description The MAX886 low-noise, low-dropout linear regulator operates from a 2.5 to 6.5 input and is guaranteed to deliver 3mA. Typical output noise for this

More information

ANALYSIS AND DESIGN OF ANALOG INTEGRATED CIRCUITS

ANALYSIS AND DESIGN OF ANALOG INTEGRATED CIRCUITS ANALYSIS AND DESIGN OF ANALOG INTEGRATED CIRCUITS Fourth Edition PAUL R. GRAY University of California, Berkeley PAUL J. HURST University of California, Davis STEPHEN H. LEWIS University of California,

More information

Voltage References. Precision Voltage References. Types of Voltage References SECTION 7-1

Voltage References. Precision Voltage References. Types of Voltage References SECTION 7-1 SECTION 7-1 Voltage References Reference circuits and linear regulators actually have much in common. In fact, the latter could be functionally described as a reference circuit, but with greater current

More information

Lecture 4: Voltage References

Lecture 4: Voltage References EE6378 Power Management Circuits Lecture 4: oltage References Instructor: t Prof. Hoi Lee Mixed-Signal & Power IC Laboratory Department of Electrical Engineering The University of Texas at Dallas Introduction

More information

LF411 Low Offset, Low Drift JFET Input Operational Amplifier

LF411 Low Offset, Low Drift JFET Input Operational Amplifier Low Offset, Low Drift JFET Input Operational Amplifier General Description These devices are low cost, high speed, JFET input operational amplifiers with very low input offset voltage and guaranteed input

More information

ANALYSIS AND DESIGN OF ANALOG INTEGRATED CIRCUITS

ANALYSIS AND DESIGN OF ANALOG INTEGRATED CIRCUITS ANALYSIS AND DESIGN OF ANALOG INTEGRATED CIRCUITS Fourth Edition PAUL R. GRAY University of California, Berkeley PAUL J. HURST University of California, Davis STEPHEN H. LEWIS University of California,

More information

Chapter 7 Building Blocks of Integrated Circuit Amplifiers: Part D: Advanced Current Mirrors

Chapter 7 Building Blocks of Integrated Circuit Amplifiers: Part D: Advanced Current Mirrors 1 Chapter 7 Building Blocks of Integrated Circuit Amplifiers: Part D: Advanced Current Mirrors Current Mirror Example 2 Two Stage Op Amp (MOSFET) Current Mirror Example Three Stage 741 Opamp (BJT) 3 4

More information

High Precision 10 V IC Reference AD581

High Precision 10 V IC Reference AD581 High Precision 0 V IC Reference FEATURES Laser trimmed to high accuracy 0.000 V ±5 mv (L and U models) Trimmed temperature coefficient 5 ppm/ C maximum, 0 C to 70 C (L model) 0 ppm/ C maximum, 55 C to

More information

Overview of Linear & Switching Regulators

Overview of Linear & Switching Regulators Overview of Linear & Switching Regulators Vahe Caliskan, Sc.D. Senior Technical Expert Motorola Automotive Government & Enterprise Mobility Solutions September 15, 2005 Vahe Caliskan, Sc.D. (g17823) Overview

More information

PREFACE xvii PRACTICAL TRANSISTOR CIRCUIT THEORY 1.1 Iterated Circuits 1.2 Symbols 1.3 Feedback 1.4 The Miller Effect 1.5 Transistors 1.6 The transistor gain-impedance relation 1.7 Ohm's law and dc current-voltage

More information

Question Paper Code: 21398

Question Paper Code: 21398 Reg. No. : Question Paper Code: 21398 B.E./B.Tech. DEGREE EXAMINATION, MAY/JUNE 2013 Fourth Semester Electrical and Electronics Engineering EE2254 LINEAR INTEGRATED CIRCUITS AND APPLICATIONS (Regulation

More information

Lesson Plan. Electronics 1-Total 51 Hours

Lesson Plan. Electronics 1-Total 51 Hours Lesson Plan. Electronics 1-Total 5s Unit I: Electrical Engineering materials:(10) Crystal structure & defects; Ceramic materials-structures, composites, processing and uses; Insulating laminates for electronics,

More information

TL082 Wide Bandwidth Dual JFET Input Operational Amplifier

TL082 Wide Bandwidth Dual JFET Input Operational Amplifier TL082 Wide Bandwidth Dual JFET Input Operational Amplifier General Description These devices are low cost, high speed, dual JFET input operational amplifiers with an internally trimmed input offset voltage

More information

Transistor Digital Circuits

Transistor Digital Circuits Recapitulation Transistor Digital Circuits The transistor Operating principle and regions Utilization of the transistor Transfer characteristics, symbols Controlled switch model BJT digital circuits MOSFET

More information

A 40 MHz Programmable Video Op Amp

A 40 MHz Programmable Video Op Amp A 40 MHz Programmable Video Op Amp Conventional high speed operational amplifiers with bandwidths in excess of 40 MHz introduce problems that are not usually encountered in slower amplifiers such as LF356

More information

LF442 Dual Low Power JFET Input Operational Amplifier

LF442 Dual Low Power JFET Input Operational Amplifier LF442 Dual Low Power JFET Input Operational Amplifier General Description The LF442 dual low power operational amplifiers provide many of the same AC characteristics as the industry standard LM1458 while

More information

Application Note 5379

Application Note 5379 VMMK-1225 Applications Information Application Note 5379 Introduction The Avago Technologies VMMK-1225 is a low noise enhancement mode PHEMT designed for use in low cost commercial applications in the

More information

AN 1651 Analysis and design Of Analog Integrated Circuits. Two Mark Questions & Answers. Prepared By M.P.Flower queen Lecturer,EEE Dept.

AN 1651 Analysis and design Of Analog Integrated Circuits. Two Mark Questions & Answers. Prepared By M.P.Flower queen Lecturer,EEE Dept. AN 1651 Analysis and design Of Analog Integrated Circuits Two Mark Questions & Answers Prepared By M.P.Flower queen Lecturer,EEE Dept. 1.write the poissons equation. UNIT I = charge density = electron

More information

LF155/LF156/LF355/LF356/LF357 JFET Input Operational Amplifiers

LF155/LF156/LF355/LF356/LF357 JFET Input Operational Amplifiers JFET Input Operational Amplifiers General Description These are the first monolithic JFET input operational amplifiers to incorporate well matched, high voltage JFETs on the same chip with standard bipolar

More information

Semiconductor Detector Systems

Semiconductor Detector Systems Semiconductor Detector Systems Helmuth Spieler Physics Division, Lawrence Berkeley National Laboratory OXFORD UNIVERSITY PRESS ix CONTENTS 1 Detector systems overview 1 1.1 Sensor 2 1.2 Preamplifier 3

More information

PERFORMANCE CHARACTERISTICS OF EPAD PRECISION MATCHED PAIR MOSFET ARRAY

PERFORMANCE CHARACTERISTICS OF EPAD PRECISION MATCHED PAIR MOSFET ARRAY TM ADVANCED LINEAR DEVICES, INC. e EPAD E N A B L E D PERFORMANCE CHARACTERISTICS OF EPAD PRECISION MATCHED PAIR MOSFET ARRAY GENERAL DESCRIPTION ALDxx/ALD9xx/ALDxx/ALD9xx are high precision monolithic

More information

TS6001. A 7ppm/ C, 0.08% Precision +2.5V Voltage Reference in SOT23 FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION CIRCUIT

TS6001. A 7ppm/ C, 0.08% Precision +2.5V Voltage Reference in SOT23 FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION CIRCUIT VOLTAGE - Volt TS6001 A 7ppm/ C, 0.08% Precision +2.5V Voltage Reference in SOT23 FEATURES Improved Electrical Performance over MAX6025 Initial Accuracy: 0.08% (max) TS6001A 0.16% (max) TS6001B Temperature

More information

Chapter 11 Output Stages

Chapter 11 Output Stages 1 Chapter 11 Output Stages Learning Objectives 2 1) The classification of amplifier output stages 2) Analysis and design of a variety of output-stage types 3) Overview of power amplifiers Introduction

More information

Fast IC Power Transistor with Thermal Protection

Fast IC Power Transistor with Thermal Protection Fast IC Power Transistor with Thermal Protection Introduction Overload protection is perhaps most necessary in power circuitry. This is shown by recent trends in power transistor technology. Safe-area,

More information

LF13741 Monolithic JFET Input Operational Amplifier

LF13741 Monolithic JFET Input Operational Amplifier LF13741 Monolithic JFET Input Operational Amplifier General Description The LF13741 is a 741 with BI-FETTM input followers on the same die Familiar operating characteristics those of a 741 with the added

More information

Low Noise, Micropower 5.0 V Precision Voltage Reference ADR293

Low Noise, Micropower 5.0 V Precision Voltage Reference ADR293 Low Noise, Micropower 5. V Precision Voltage Reference ADR93 FEATURES. V to 5 V supply range Supply current: 5 μa maximum Low noise: 5 μv p-p typical (. Hz to Hz) High output current: 5 ma Temperature

More information

A Basis for LDO and It s Thermal Design

A Basis for LDO and It s Thermal Design A Basis for LDO and It s Thermal Design Introduction The AIC LDO family device, a 3-terminal regulator, can be easily used with all protection features that are expected in high performance voltage regulation

More information

LM125 Precision Dual Tracking Regulator

LM125 Precision Dual Tracking Regulator LM125 Precision Dual Tracking Regulator INTRODUCTION The LM125 is a precision, dual, tracking, monolithic voltage regulator. It provides separate positive and negative regulated outputs, thus simplifying

More information

MAX8863T/S/R, MAX8864T/S/R. Low-Dropout, 120mA Linear Regulators. General Description. Benefits and Features. Ordering Information.

MAX8863T/S/R, MAX8864T/S/R. Low-Dropout, 120mA Linear Regulators. General Description. Benefits and Features. Ordering Information. General Description The MAX8863T/S/R and low-dropout linear regulators operate from a +2.5V to +6.5V input range and deliver up to 12mA. A PMOS pass transistor allows the low, 8μA supply current to remain

More information

MAX6126 Ultra-High-Precision, Ultra-Low-Noise, Series Voltage Reference

MAX6126 Ultra-High-Precision, Ultra-Low-Noise, Series Voltage Reference General Description The MAX6126 is an ultra-low-noise, high-precision, lowdropout voltage reference. This family of voltage references feature curvature-correction circuitry and high-stability, laser-trimmed,

More information

TL082 Wide Bandwidth Dual JFET Input Operational Amplifier

TL082 Wide Bandwidth Dual JFET Input Operational Amplifier TL082 Wide Bandwidth Dual JFET Input Operational Amplifier General Description These devices are low cost, high speed, dual JFET input operational amplifiers with an internally trimmed input offset voltage

More information

Universal Input Switchmode Controller

Universal Input Switchmode Controller End of Life. Last Available Purchase Date is 31-Dec-2014 Si9120 Universal Input Switchmode Controller FEATURES 10- to 450-V Input Range Current-Mode Control 125-mA Output Drive Internal Start-Up Circuit

More information

Distributed by: www.jameco.com 1-800-831-4242 The content and copyrights of the attached material are the property of its owner. LM134/LM234/LM334 3-Terminal Adjustable Current Sources General Description

More information

ELECTRONICS WITH DISCRETE COMPONENTS

ELECTRONICS WITH DISCRETE COMPONENTS ELECTRONICS WITH DISCRETE COMPONENTS Enrique J. Galvez Department of Physics and Astronomy Colgate University WILEY John Wiley & Sons, Inc. ^ CONTENTS Preface vii 1 The Basics 1 1.1 Foreword: Welcome to

More information

High Precision 2.5 V IC Reference AD580*

High Precision 2.5 V IC Reference AD580* a FEATURES Laser Trimmed to High Accuracy: 2.500 V 0.4% 3-Terminal Device: Voltage In/Voltage Out Excellent Temperature Stability: 10 ppm/ C (AD580M, U) Excellent Long-Term Stability: 250 V (25 V/Month)

More information

REV. B. NOTES 1 At Pin 1. 2 Calculated as average over the operating temperature range. 3 H = Hermetic Metal Can; N = Plastic DIP.

REV. B. NOTES 1 At Pin 1. 2 Calculated as average over the operating temperature range. 3 H = Hermetic Metal Can; N = Plastic DIP. SPECIFICATIONS (@ V IN = 15 V and 25 C unless otherwise noted.) Model AD584J AD584K AD584L Min Typ Max Min Typ Max Min Typ Max Unit OUTPUT VOLTAGE TOLERANCE Maximum Error 1 for Nominal Outputs of: 10.000

More information

LF353 Wide Bandwidth Dual JFET Input Operational Amplifier

LF353 Wide Bandwidth Dual JFET Input Operational Amplifier LF353 Wide Bandwidth Dual JFET Input Operational Amplifier General Description These devices are low cost, high speed, dual JFET input operational amplifiers with an internally trimmed input offset voltage

More information

High Speed PWM Controller

High Speed PWM Controller High Speed PWM Controller FEATURES Compatible with Voltage or Current Mode Topologies Practical Operation Switching Frequencies to 1MHz 50ns Propagation Delay to Output High Current Dual Totem Pole Outputs

More information

APPLICATION NOTE 695 New ICs Revolutionize The Sensor Interface

APPLICATION NOTE 695 New ICs Revolutionize The Sensor Interface Maxim > Design Support > Technical Documents > Application Notes > Sensors > APP 695 Keywords: high performance, low cost, signal conditioner, signal conditioning, precision sensor, signal conditioner,

More information

Difference between BJTs and FETs. Junction Field Effect Transistors (JFET)

Difference between BJTs and FETs. Junction Field Effect Transistors (JFET) Difference between BJTs and FETs Transistors can be categorized according to their structure, and two of the more commonly known transistor structures, are the BJT and FET. The comparison between BJTs

More information

Current-mode PWM controller

Current-mode PWM controller DESCRIPTION The is available in an 8-Pin mini-dip the necessary features to implement off-line, fixed-frequency current-mode control schemes with a minimal external parts count. This technique results

More information

Ultralow Noise XFET Voltage References with Current Sink and Source Capability

Ultralow Noise XFET Voltage References with Current Sink and Source Capability Ultralow Noise XFET Voltage References with Current Sink and Source Capability ADR30/ADR31/ADR33/ADR3/ADR35/ADR39 FEATURES Low noise (0.1 Hz to 10.0 Hz): 3.5 µv p-p @ 2.5 V output No external capacitor

More information

INTEGRATED CIRCUITS. AN109 Microprocessor-compatible DACs Dec

INTEGRATED CIRCUITS. AN109 Microprocessor-compatible DACs Dec INTEGRATED CIRCUITS 1988 Dec DAC products are designed to convert a digital code to an analog signal. Since a common source of digital signals is the data bus of a microprocessor, DAC circuits that are

More information

High Voltage Operational Amplifiers in SOI Technology

High Voltage Operational Amplifiers in SOI Technology High Voltage Operational Amplifiers in SOI Technology Kishore Penmetsa, Kenneth V. Noren, Herbert L. Hess and Kevin M. Buck Department of Electrical Engineering, University of Idaho Abstract This paper

More information

CA723, CA723C. Voltage Regulators Adjustable from 2V to 37V at Output Currents Up to 150mA Without External Pass Transistors. Description.

CA723, CA723C. Voltage Regulators Adjustable from 2V to 37V at Output Currents Up to 150mA Without External Pass Transistors. Description. SEMICONDUCTOR CA73, CA73C April 199 Voltage Regulators Adjustable from V to 37V at Output Currents Up to 1mA Without External Pass Transistors Features Up to 1mA Output Current Positive and Negative Voltage

More information

OBSOLETE. High Performance, BiFET Operational Amplifiers AD542/AD544/AD547 REV. B

OBSOLETE. High Performance, BiFET Operational Amplifiers AD542/AD544/AD547 REV. B a FEATURES Ultralow Drift: 1 V/ C (AD547L) Low Offset Voltage: 0.25 mv (AD547L) Low Input Bias Currents: 25 pa max Low Quiescent Current: 1.5 ma Low Noise: 2 V p-p High Open Loop Gain: 110 db High Slew

More information

MC Connection Diagrams. Version 1.0. Beijing Microcell Microelectronics Co.,Ltd. WWW MICROCELL IC COM Bottom View

MC Connection Diagrams. Version 1.0. Beijing Microcell Microelectronics Co.,Ltd. WWW MICROCELL IC COM Bottom View General Description The LM136-5.0/LM236-5.0/ integrated circuits are precision 5.0V shunt regulator diodes. These monolithic IC voltage references operate as a low temperature coefficient 5.0V zener with

More information

SD-SST210/214 N-CHANNEL LATERAL DMOS SWITCH

SD-SST210/214 N-CHANNEL LATERAL DMOS SWITCH Linear Integrated Systems SD-SST210/214 N-CHANNEL LATERAL DMOS SWITCH Product Summary Part Number V (BR)DS Min(V) V GS(th) Max (V) r DS(on) Max(Ω) C rss Max (pf) t ON Max (ns) SD210DE 30 1.5 45 @ V GS

More information

Silicon-Gate Switching Functions Optimize Data Acquisition Front Ends

Silicon-Gate Switching Functions Optimize Data Acquisition Front Ends Silicon-Gate Switching Functions Optimize Data Acquisition Front Ends AN03 The trend in data acquisition is moving toward ever-increasing accuracy. Twelve-bit resolution is now the norm, and sixteen bits

More information

LF444 Quad Low Power JFET Input Operational Amplifier

LF444 Quad Low Power JFET Input Operational Amplifier LF444 Quad Low Power JFET Input Operational Amplifier General Description The LF444 quad low power operational amplifier provides many of the same AC characteristics as the industry standard LM148 while

More information

UNIT I BIASING OF DISCRETE BJT AND MOSFET PART A

UNIT I BIASING OF DISCRETE BJT AND MOSFET PART A UNIT I BIASING OF DISCRETE BJT AND MOSFET PART A 1. Why do we choose Q point at the center of the load line? 2. Name the two techniques used in the stability of the q point.explain. 3. Give the expression

More information

Design of Analog CMOS Integrated Circuits

Design of Analog CMOS Integrated Circuits Design of Analog CMOS Integrated Circuits Behzad Razavi Professor of Electrical Engineering University of California, Los Angeles H Boston Burr Ridge, IL Dubuque, IA Madison, WI New York San Francisco

More information

10µA, Low-Dropout, Precision Voltage References MAX872/MAX874. General Description. Features. Applications. Ordering Information

10µA, Low-Dropout, Precision Voltage References MAX872/MAX874. General Description. Features. Applications. Ordering Information 9-; Rev 2; 6/97, Low-Dropout, General Description The / precision 2. and 4.96 micropower voltage references consume a maximum of only and operate from supply voltages up to. The combination of ultra-low

More information

LF444 Quad Low Power JFET Input Operational Amplifier

LF444 Quad Low Power JFET Input Operational Amplifier LF444 Quad Low Power JFET Input Operational Amplifier General Description The LF444 quad low power operational amplifier provides many of the same AC characteristics as the industry standard LM148 while

More information

INTEGRATED CIRCUITS. AN145 NE5517/A transconductance amplifier applications Dec

INTEGRATED CIRCUITS. AN145 NE5517/A transconductance amplifier applications Dec INTEGRATED CIRCUITS NE5517/A transconductance amplifier applications 1988 Dec Application note DESCRIPTION The Philips Semiconductors NE5517 is a truly versatile dual operational transconductance amplifier.

More information

VOLTAGE REGULATORS. A simplified block diagram of series regulators is shown in the figure below.

VOLTAGE REGULATORS. A simplified block diagram of series regulators is shown in the figure below. VOTAGE EGATOS Voltage regulators provide a constant DC output voltage which is almost completely unaffected by changes in the load current, the input voltage or the temperature. They form the basis of

More information

10-Bit µp-compatible D/A converter

10-Bit µp-compatible D/A converter DESCRIPTION The is a microprocessor-compatible monolithic 10-bit digital-to-analog converter subsystem. This device offers 10-bit resolution and ±0.1% accuracy and monotonicity guaranteed over full operating

More information

DESIGN AND ANALYSIS OF SUB 1-V BANDGAP REFERENCE (BGR) VOLTAGE GENERATORS FOR PICOWATT LSI s.

DESIGN AND ANALYSIS OF SUB 1-V BANDGAP REFERENCE (BGR) VOLTAGE GENERATORS FOR PICOWATT LSI s. http:// DESIGN AND ANALYSIS OF SUB 1-V BANDGAP REFERENCE (BGR) VOLTAGE GENERATORS FOR PICOWATT LSI s. Shivam Mishra 1, K. Suganthi 2 1 Research Scholar in Mech. Deptt, SRM University,Tamilnadu 2 Asst.

More information

High Speed PWM Controller

High Speed PWM Controller High Speed PWM Controller FEATURES Compatible with Voltage or Current Mode Topologies Practical Operation Switching Frequencies to 1MHz 50ns Propagation Delay to Output High Current Dual Totem Pole Outputs

More information

LM , -8.2, -8.4, -12.6, Lithium-Ion Battery Charge Controller

LM , -8.2, -8.4, -12.6, Lithium-Ion Battery Charge Controller LM3420-4.2, -8.2, -8.4, -12.6, -16.8 Lithium-Ion Battery Charge Controller General Description The LM3420 series of controllers are monolithic integrated circuits designed for charging and end-of-charge

More information

LM340 Series Three Terminal Positive Regulators

LM340 Series Three Terminal Positive Regulators LM340 Series Three Terminal Positive Regulators Introduction The LM340-XX are three terminal 1.0A positive voltage regulators, with preset output voltages of 5.0V or 15V. The LM340 regulators are complete

More information

ADT7350. General Description. Applications. Features. Typical Application Circuit. Aug / Rev. 0.

ADT7350. General Description. Applications. Features. Typical Application Circuit.  Aug / Rev. 0. General Description The ADT7350 is a step-down converter with integrated switching MOSFET. It operates wide input supply voltage range from 4.5V to 24V with 1.2A peak output current. It includes current

More information

Audio Applications of Linear Integrated Circuits

Audio Applications of Linear Integrated Circuits Audio Applications of Linear Integrated Circuits Although operational amplifiers and other linear ICs have been applied as audio amplifiers relatively little documentation has appeared for other audio

More information

Unit III FET and its Applications. 2 Marks Questions and Answers

Unit III FET and its Applications. 2 Marks Questions and Answers Unit III FET and its Applications 2 Marks Questions and Answers 1. Why do you call FET as field effect transistor? The name field effect is derived from the fact that the current is controlled by an electric

More information

High-Voltage Switchmode Controller

High-Voltage Switchmode Controller End of Life. Last Available Purchase Date is 31-Dec-2014 Si9112 High-Voltage Switchmode Controller FEATURES 9- to 80-V Input Range Current-Mode Control High-Speed, Source-Sink Output Drive High Efficiency

More information

LM2900 LM3900 LM3301 Quad Amplifiers

LM2900 LM3900 LM3301 Quad Amplifiers LM2900 LM3900 LM3301 Quad Amplifiers General Description The LM2900 series consists of four independent dual input internally compensated amplifiers which were designed specifically to operate off of a

More information

LM79XX Series 3-Terminal Negative Regulators

LM79XX Series 3-Terminal Negative Regulators 3-Terminal Negative Regulators General Description The LM79XX series of 3-terminal regulators is available with fixed output voltages of 5V, 12V, and 15V. These devices need only one external component

More information

CURRENT MODE PWM CONTROLLER LM3842A/3A/4A/5A

CURRENT MODE PWM CONTROLLER LM3842A/3A/4A/5A CURRENT MODE PWM CONTROLLER LMA/A/A/5A FEATURES SOP/ DIP PIN Configulation Automatic feed forward compensation Optimized for offline converter Double pulse suppression Current mode operation to 500 KHz

More information

LM mA Low-Dropout Linear Regulator

LM mA Low-Dropout Linear Regulator LM1117 800mA Low-Dropout Linear Regulator General Description The LM1117 is a series of low dropout voltage regulators with a dropout of 1.2 at 800mA of load current. It has the same pin-out as National

More information

LF412 Low Offset, Low Drift Dual JFET Input Operational Amplifier

LF412 Low Offset, Low Drift Dual JFET Input Operational Amplifier LF412 Low Offset, Low Drift Dual JFET Input Operational Amplifier General Description These devices are low cost, high speed, JFET input operational amplifiers with very low input offset voltage and guaranteed

More information

Input Offset Voltage (V OS ) & Input Bias Current (I B )

Input Offset Voltage (V OS ) & Input Bias Current (I B ) Input Offset Voltage (V OS ) & Input Bias Current (I B ) TIPL 1100 TI Precision Labs Op Amps Presented by Ian Williams Prepared by Art Kay and Ian Williams Hello, and welcome to the TI Precision Lab discussing

More information

High Speed PWM Controller

High Speed PWM Controller High Speed PWM Controller application INFO available FEATURES Compatible with Voltage or Current Mode Topologies Practical Operation Switching Frequencies to 1MHz 50ns Propagation Delay to Output High

More information

GATE SOLVED PAPER - IN

GATE SOLVED PAPER - IN YEAR 202 ONE MARK Q. The i-v characteristics of the diode in the circuit given below are : v -. A v 0.7 V i 500 07 $ = * 0 A, v < 0.7 V The current in the circuit is (A) 0 ma (C) 6.67 ma (B) 9.3 ma (D)

More information

High Voltage Power Operational Amplifiers EQUIVALENT SCHEMATIC R1 R2 C1 R3 Q6 4 CC1 5 CC2 Q8 Q12 3 I Q Q16. +V s

High Voltage Power Operational Amplifiers EQUIVALENT SCHEMATIC R1 R2 C1 R3 Q6 4 CC1 5 CC2 Q8 Q12 3 I Q Q16. +V s PA9 PA9 High Voltage Power Operational Amplifiers FEATURES HIGH VOLTAGE 4V (±5V) LOW QUIESCENT CURRENT ma HIGH OUTPUT CURRENT 0mA PROGRAMMABLE CURRENT LIMIT HIGH SLEW RATE 300V/µs APPLICATIONS PIEZOELECTRIC

More information

Thermocouple Conditioner and Setpoint Controller AD596*/AD597*

Thermocouple Conditioner and Setpoint Controller AD596*/AD597* a FEATURES Low Cost Operates with Type J (AD596) or Type K (AD597) Thermocouples Built-In Ice Point Compensation Temperature Proportional Operation 10 mv/ C Temperature Setpoint Operation ON/OFF Programmable

More information

DUAL CHANNEL LDO REGULATORS WITH ENABLE

DUAL CHANNEL LDO REGULATORS WITH ENABLE DUAL CHANNEL LDO REGULATORS WITH ENABLE FEATURES DESCRIPTION Input Voltage Range : 2.5V to 6V The is a high accurately, low noise, high Varied Fixed Output Voltage Combinations ripple rejection ratio,

More information

Low Noise, Micropower 5.0 V Precision Voltage Reference ADR293

Low Noise, Micropower 5.0 V Precision Voltage Reference ADR293 Low Noise, Micropower 5. V Precision Voltage Reference ADR93 FEATURES. V to 5 V supply range Supply current: 5 μa maximum Low noise: 5 μv p-p typical (. Hz to Hz) High output current: 5 ma Temperature

More information

1 FUNDAMENTAL CONCEPTS What is Noise Coupling 1

1 FUNDAMENTAL CONCEPTS What is Noise Coupling 1 Contents 1 FUNDAMENTAL CONCEPTS 1 1.1 What is Noise Coupling 1 1.2 Resistance 3 1.2.1 Resistivity and Resistance 3 1.2.2 Wire Resistance 4 1.2.3 Sheet Resistance 5 1.2.4 Skin Effect 6 1.2.5 Resistance

More information

LM4140 High Precision Low Noise Low Dropout Voltage Reference

LM4140 High Precision Low Noise Low Dropout Voltage Reference LM4140 High Precision Low Noise Low Dropout Voltage Reference General Description The LM4140 series of precision references are designed to combine high accuracy, low drift and noise with low power dissipation

More information

DHANALAKSHMI COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING EC6202 ELECTRONIC DEVICES AND CIRCUITS

DHANALAKSHMI COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING EC6202 ELECTRONIC DEVICES AND CIRCUITS DHANALAKSHMI COLLEGE OF ENGINEERING DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING EC6202 ELECTRONIC DEVICES AND CIRCUITS UNIT-I - PN DIODEAND ITSAPPLICATIONS 1. What is depletion region in PN junction?

More information

Not Recommended for New Designs

Not Recommended for New Designs Not Recommended for New Designs This product was manufactured for Maxim by an outside wafer foundry using a process that is no longer available. It is not recommended for new designs. The data sheet remains

More information

L MOSFETS, IDENTIFICATION, CURVES. PAGE 1. I. Review of JFET (DRAW symbol for n-channel type, with grounded source)

L MOSFETS, IDENTIFICATION, CURVES. PAGE 1. I. Review of JFET (DRAW symbol for n-channel type, with grounded source) L.107.4 MOSFETS, IDENTIFICATION, CURVES. PAGE 1 I. Review of JFET (DRAW symbol for n-channel type, with grounded source) 1. "normally on" device A. current from source to drain when V G = 0 no need to

More information

4.2.2 Metal Oxide Semiconductor Field Effect Transistor (MOSFET)

4.2.2 Metal Oxide Semiconductor Field Effect Transistor (MOSFET) 4.2.2 Metal Oxide Semiconductor Field Effect Transistor (MOSFET) The Metal Oxide Semitonductor Field Effect Transistor (MOSFET) has two modes of operation, the depletion mode, and the enhancement mode.

More information

Field Effect Transistors (npn)

Field Effect Transistors (npn) Field Effect Transistors (npn) gate drain source FET 3 terminal device channel e - current from source to drain controlled by the electric field generated by the gate base collector emitter BJT 3 terminal

More information

CHAPTER 1 INTRODUCTION

CHAPTER 1 INTRODUCTION CHAPTER 1 INTRODUCTION 1.1 Historical Background Recent advances in Very Large Scale Integration (VLSI) technologies have made possible the realization of complete systems on a single chip. Since complete

More information

8408 Quad 8-Bit Multiplying CMOS D/A Converter with Memory

8408 Quad 8-Bit Multiplying CMOS D/A Converter with Memory Quad 8-Bit Multiplying CMOS FEATURES: RAD-PAK patented shielding against natural space radiation Total dose hardness: - equal to 100 krad (Si), depending upon orbit and space mission Package: - 28 pin

More information

LM78XX Series Voltage Regulators

LM78XX Series Voltage Regulators LM78XX Series Voltage Regulators General Description Connection Diagrams The LM78XX series of three terminal regulators is available with several fixed output voltages making them useful in a wide range

More information

Exam Below are two schematics of current sources implemented with MOSFETs. Which current source has the best compliance voltage?

Exam Below are two schematics of current sources implemented with MOSFETs. Which current source has the best compliance voltage? Exam 2 Name: Score /90 Question 1 Short Takes 1 point each unless noted otherwise. 1. Below are two schematics of current sources implemented with MOSFETs. Which current source has the best compliance

More information

LF155/LF156/LF355/LF356/LF357 JFET Input Operational Amplifiers

LF155/LF156/LF355/LF356/LF357 JFET Input Operational Amplifiers LF155/LF156/LF355/LF356/LF357 JFET Input Operational Amplifiers General Description These are the first monolithic JFET input operational amplifiers to incorporate well matched, high voltage JFETs on the

More information