HIGH SPEED SINGLE SUPPLY OPERATIONAL AMPLIFIER

Transcription

1 HIGH SPEED SINGLE SUPPLY OPERATIONAL AMPLIFIER GENERAL DESCRIPTION The NJM2742 is a high speed single supply operational amplifier.the low V OL enables to treat small output signal on a single supply. It has wide supply voltage range, +3 to +32 volt and high slew rate. The NJM2742 is suitable for power supply and motor driver units. PACKAGR OUTLINE NJM2742D NJM2742M FEATURES Single Supply Operating Voltage (3 to 32V) Low Saturation (V OL =.2V typ. at R L =2kΩ,V + =V) Output Voltage High Slew Rate (1V/µs typ.) Bipolar Technology Package Outline DIP8,DMP8,SSOP8,TVSP8 NJM2742V NJM2742RB1 PIN CONFIGURATION (Top View) PIN FUNCTION A OUTPUT 2.A -INPUT1 3.A +INPUT1 4.V -.B +INPUT2 6.B -INPUT2 7.B OUTPUT2 8.V + 4 Ver

2 ABSOLUTE MAXIMUM RATINGS (Ta=2 C) PARAMETER SYMBOL RATINGS UNIT Supply Voltage V V Differential Input Voltage V ID ±36 V Common Mode Input Voltage V IC -.3 to +36 V Power Dissipation P D (DIP8) 3 (DMP8) 2 (SSOP8) mw 32 (TVSP8) Operating Temperature Range Topr -4 to +8 C Storage Temperature Range Tstg -4 to +1 C RECOMMENDED OPERATING CONDITION (Ta=2 C) Operating Voltage Range V V DC CHARACTERISTICS ( V + /V - =±1V, Ta=2 C) Operating Current I CC No Signal ma Input Offset Voltage V IO mv Input Bias Current I B na Input Offset Current I IO - 7 na Open Loop Voltage Av R L >2kΩ db Common Mode Rejection CMR -1V < V IC < 12.V 7 - db Supply Voltage Rejection SVR 3V < V + < 32V db Maximum Output Voltage 1 V OM1 R L >1kΩ /-13.7 / V Maximum Output Voltage 2 V OM2 R L >2kΩ +13. / V Source Output Current I SOURCE V IN +=1V,V IN -=V,V O =V ma Sink Output Current I SINK V IN +=V,V IN -=1V,V O =V ma Input Common Mode Voltage Range V ICM CMR > db V AC CHARACTERISTICS ( V + /V - =±1V, Ta=2 C) Bandwidth product GB f=1khz MHz Equivalent Input Noise Voltage V NI f=1khz Capacitive Load Tolerance CL pf TRANSIENT CHARACTERISTICS ( V + /V - =±1V, Ta=2 C) Slew Rate SR V/µs nv/ Hz Ver

3 DC CHARACTERISTICS ( V + =+V, Ta=2 C) Operating Current I CC No Signal ma Input Offset Voltage V IO mv Input Bias Current I B na Input Offset Current I IO - 7 na Open Loop Voltage Av R L >2kΩ db Common Mode Rejection CMR V < V IC < 2.8V 6 - db Supply Voltage Rejection SVR 3V < V + < 32V db Maximum Output Voltage V OH R L =2kΩ V OL R L =2kΩ V Source Output Current I SOURCE V IN +=1V,V IN -=V,V O =2.V ma Sink Output Current I SINK V IN +=V,V IN -=1V,V O =2.V ma Input Common Mode Voltage Range V ICM CMR > db V AC CHARACTERISTICS ( V + =+V, Ta=2 C) Bandwidth product GB f=1khz MHz Equivalent Input Noise Voltage V NI f=1khz Capacitive Load Tolerance CL pf TRANSIENT CHARACTERISTICS ( V + =+V, Ta=2 C) Slew Rate SR V/µs nv/ Hz Note: The common mode input voltage range of NJM2742 is shifted toward the V- for single supply use. At the low operating voltage, the center potential of the V+ and V- may be out of the common mode voltage range. In this case, shift the common mode input voltage toward the V-. Ver

4 TYPICAL CHARACTERISTICS. Operating Current vs. Operating Voltage V in =V,Ta=2 C Operating Current Vin=V V+=3V Operating Current[mA] Operating Current [ma] V+=V V+=3V, RL to 1V Operating Voltage[V] Temperature[ C] Input Offset Voltage V+=V Input Offset Current V+=V Input Offset Voltage[mV] Input Offset Current [na] Input Bias Current Voltage 1 V+=V 14 V+=V 12 Input Bias Current [na] Ver

5 Common Mode Rejection Ratio [db] Common Mode Rejection Ratio V+=3V, V<Vcm<27.V Supply Voltage Rejection Ratio [db] Supply Voltage Rejection V+=V to 3V Maximum Output Voltage V+=V,Gv=open,Vin=±1V,RL=2kΩtoV 3 Maximum Output Voltage vs. Operating Voltage RL=2kΩ,Ta=2 C Maximum Output Voltage [V] Maximum Output Voltage [V] Operating Voltage [V] Ver

6 Voltage & Phase vs. Frequency Voltage & Phase vs. Frequency V+=V,VIN=.2Vpp,GV=4dB,RT=Ω, RF=1.98kΩ, RG=2Ω,CF=,RL=2kΩ,CL=pF V+=V,VIN=.1Vpp,GV=4dB,RT=Ω, RF=1.98kΩ,RG=2Ω,RL=1kΩ, Phase Ta=-4 C Ta=-4 C Phase [deg] Phase CL=pF CL=pF CL=1pF CL=1nF Phase [deg] E+3 1k 1.E+4 1k 1k 1.E+ 1.E+6 1M 1M 1.E+7 1M 1.E+8 Frequency[Hz] E+3 1k 1.E+4 1k 1k 1.E+ 1.E+6 1M 1M 1.E+7 1M 1.E Peak of Voltage Follower V+=V,VIN=.2Vpp,GV=dB,RT=Ω, RF=Ω,RG=open,CL=pF,RL=1kΩ 2 1 Peak of Voltage Follower V+=V,VIN=.2Vpp,GV=dB,RT=Ω, RF=Ω,RG=open,RL=1kΩ, -1-2 Ta=-4 C -1-2 CL=pF CL=pF CL=2pF -3-3 CL=1nF -4 1.E+3 1k 1.E+4 1k 1.E+ 1k 1.E+6 1M 1M 1.E+7 1M 1.E E+3 1k 1.E+4 1k 1.E+ 1k 1.E+6 1M 1M 1.E+7 1M 1.E+8 Input Voltage [V]. 2. Pulse Response V+=V,f=2kHz,VO=4VPP,GV=dB, RT=Ω,RF=Ω,CL=1pF,RG=open,RL=1kΩ,Ta=2 C input Input Voltage [V]. 2. Pulse Response V+=V,f=2kHz,VO=4VPP,GV=dB, RT=Ω,RF=Ω,CF=,RG=open,RL=2kΩ,Ta=2 C CL=2pF Ta=-4 C output 2.. Output Voltage [V] CL=3pF CL=1pF 2.. Output Voltage [V] Time [ns/div] Time [ns/div] Ver

7 . Operating Current vs. Operating Voltage V in =V,Ta=2 C Operating Current vs. Temperatur Vin=V V+/V-=±1V Operating Current[mA] Operating Current [ma] V+/V-=±2.V Operating Voltage[±V] Input Offset Voltage vs. Temperature V+/V-=±1V 6 Input Offset Current V+/V-=±1V Input Offset Voltage[V] Input Offset Current [na] Input Bias Current V+/V-=±1V Voltage V+/V-=±1V,RL=2kΩ Input Bias Current[nA] Ver

8 Common Mode Rejection Ratio [db] Maximum Output Voltage [V] Common Mode Rejection Ratio V+/V-=±1V,-1V<Vcm<+12.V Maximum Output Voltage V+/V-=±1V,Gv=open,Vin=±1V,RL=1kΩ Supply Voltage Rejection Ratio [db] Maximum Output Voltage [V] Supply Voltage Rejection Ratio V+/V-=±2.V to ±1V Maximum Output Voltage vs. Operating Voltage RL=2kΩ,Ta=2 C Operating Voltage [±V] Maximum Output Voltage vs. Operating Current 1 V+/V-=±1V,Ta=2 Maximum Output Voltage[V] Load Registance [Ω] Ver

9 Voltage & Phase vs. Frequency V+/V-=±1V,VIN=.2Vpp,GV=4dB,RT=Ω, RF=1.98kΩ,RG=2Ω,CF=,RL=2kΩ,CL=pF 22 4 Ta=-4 C Phase -4-2 Ta=-4 C E+3 1k 1k 1.E+41k 1.E+1M 1.E+6 1M 1.E+7 1M1.E+8 Peak of Voltage Follower Phase [deg] Voltage & Phase vs. Frequency V+/V-=±1V,VIN=.1Vpp,GV=4dB,RT=Ω, RF=1.98kΩ,RG=2Ω,RL=1kΩ, Phase 1.E+3 1k 1.E+4 1k 1.E+ 1k 1.E+6 1M 1.E+7 1M 1M 1.E+8 CL=pF CL=pF CL=1pF CL=1nF Peak of Voltage Follower Phase [deg] 2 1 V+/V-=±1V,VIN=.2Vpp,GV=dB,RT=Ω, RF= Ω,RG=open,CF=,RL=2kΩ,CL=pF 2 1 V+/V-=±1V,VIN=.2Vpp,GV=dB,RT=Ω, RF=Ω,RG=open,RL=1kΩ, -1-2 Ta=-4 C E+3 1k 1.E+4 1k 1.E+ 1k 1.E+6 1M 1.E+7 1M1.E+8-1 CL=pF CL=pF -2 CL=1pF -3 CL=1nF -4 1.E+3 1k 1.E+4 1k 1.E+ 1k 1.E+6 1M 1.E+7 1M1.E+8 Pulse Response Pulse Response Output Voltage [V] V+/V-=±1V,f=2kHz,VO=4VPP,GV=dB, RT=Ω,RF=Ω,CF=,RG=open,CL=pF,RL=1kΩ Ta=-4 C Time [ns/div] Input Voltage [V] V+/V-=±1V,f=2kHz,VO=4VPP,GV=dB, RT=Ω,RF=Ω,CF=,RG=open,RL=1kΩ,Ta=2C 1. CL=1pF CL=2pF CL=3pF CL=1pF Time [ns/div] Output Voltage [V] Ver

10 [CAUTION] The specifications on this databook are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights Ver

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