HY2213 Datasheet. 1 Cell Li-ion/Polymer Battery Charge Balance IC HYCON Technology Corp. DS-HY2213-V05_EN

Transcription

1 Datasheet Cell Li-ion/Polymer Battery Charge Balance IC 0-0 HYCON Technology Corp wwwhycontekcom

2 Table of Contents GENERAL DESCRIPTION 4 FEATURE 4 3 APPLICATION 4 4 BLOCK DIAGRAM ORDERING INFORMATION MODEL LIST Electrical Parameter Option Characteristic Code- Other Function Option 7 PIN CONFIGURATION AND PACKAGE MARKING INFORMATION 8 ELECTRICAL CHARACTERISTICS 7 8 Absolute Maximum Ratings 7 8 Electrical Characteristics (Excluding Delay Time) 7 9 EXAMPLE CIRCUIT OF BATTERY CHARGE BALANCE IC APPLICATION 8 0 DESCRIPTION OF OPERATION 9 0 Normal Status 9 0 Overcharge Status 9 03 Standby Status 9 CHARACTERISTIC CURE (TYPICAL ALUE) 0 PACKAGE INFORMATION SOT-3- Package 3 TAPE & REEL INFORMATION 3 Tape & Reel Information ---SOT-3- (Type ) 3 Tape & Reel Information ---SOT-3- (Type ) 3 4 REISION HISTORY 4 wwwhycontekcom Page

3 Attention: HYCON Technology Corp reserves the right to change the content of this datasheet without further notice For most up-to-date information, please constantly visit our website: HYCON Technology Corp is not responsible for problems caused by figures or application circuits narrated herein whose related industrial properties belong to third parties 3 Specifications of any HYCON Technology Corp products detailed or contained herein stipulate the performance, characteristics, and functions of the specified products in the independent state We does not guarantee of the performance, characteristics, and functions of the specified products as placed in the customer s products or equipment Constant and sufficient verification and evaluation is highly advised 4 Please note the operating conditions of input voltage, output voltage and load current and ensure the IC internal power consumption does not exceed that of package tolerance HYCON Technology Corp assumes no responsibility for equipment failures that resulted from using products at values that exceed, even momentarily, rated values listed in products specifications of HYCON products specified herein Notwithstanding this product has built-in ESD protection circuit, please do not exert excessive static electricity to protection circuit Products specified or contained herein cannot be employed in applications which require extremely high levels of reliability, such as device or equipment affecting the human body, health/medical equipments, security systems, or any apparatus installed in aircrafts and other vehicles 7 Despite the fact that HYCON Technology Corp endeavors to enhance product quality as well as reliability in every possible way, failure or malfunction of semiconductor products may happen Hence, users are strongly recommended to comply with safety design including redundancy and fire-precaution equipments to prevent any accidents and fires that may follow 8 Use of the information described herein for other purposes and/or reproduction or copying without the permission of HYCON Technology Corp is strictly prohibited wwwhycontekcom Page 3

4 General Description The series of HY3 is created for multi-cell battery packs to single-cell lithium-ion battery Charge balance control, electrical level monitoring ICs and it also comprises high-accuracy voltage detection circuit and delay circuit Feature HY3 series IC equips with the following features: () High Precision oltage Detection Circuit Overcharge detection voltage 4000~400 Precision: ±m Overcharge release voltage 3800~400 Precision: ±3m Standby detection voltage 70 Precision: ±% Standby release voltage 70 Precision: ±% () Delay times are generated by an internal circuit (external capacitors are unnecessary) (3) Low consumption current Operation mode Standby mode (4) Wide operation temperature range: -40 ~ +8 () Small package: SOT-3- Typ value μa, max value: 3μA (=39) Max value:0μa (=7) () The HY3 series are Halogen-free, green package 3 Application Multi-cell Li-ion rechargeable battery packs wwwhycontekcom Page 4

5 4 Block Diagram Potential Drift Oscillator Counter Logic Circuit Overcharge detection comparator SS Ordering Information Product Name Definition HY3-#%3& Characteristic code Alphabetically set from A to Z Characteristic code Package type B: SOT-3- Serial code Alphabetically set from A to Z wwwhycontekcom Page

6 Model List Electrical Parameter Option SOT-3- Package Table Electrical Parameter Select Table Model No Parameter Over-charge Detect oltage Over-charge Release oltage Characteristic Code CU CR - HY3-AB3B 400± , B HY3-BB3A 400±00 490±003 A HY3-CB3A 480± , A Remark: Table lists various electrical parameters typical value, See Table for each electrical parameter accuracy See Table for other features characteristic code corresponding 3 Please contact our sales office for the products with detection voltage value other than those specified above Characteristic Code- Other Function Option Table Characteristic Code Characteristic Code A B Effective Action Balance control N-MOSFET; output status L H effective Balance control P-MOSFET; output status H L effective 7 Pin Configuration and Package Marking Information SOT-3- Package Table 3 SOT-3- Package Pin Symbol Description NC No connection Power end, positive power input pin 3 SS Grounding end, negative power input pin 4 NC No connection NC No connection Charge balance, control MOSFET gate and connection end 4 B#3& XXXX 3 B:Product No #:Serial code, from A~Z 3:Characteristic code &:Characteristic code, from A~Z XXXX:Traceability code wwwhycontekcom Page

7 8 Electrical Characteristics 8 Absolute Maximum Ratings Table 4 Absolute Maximum Rating (SS=0, Ta= unless otherwise specified) Item Symbol Rating Unit Input voltage between and SS pin SS-03~SS+0 DD output voltage SS-03~+03 Operating Temperature Range TOP -40~+8 Storage Temperature Range TST -40~+ Power dissipation P 0 D mw 8 Electrical Characteristics Table Electrical Characteristics (SS=0, Ta= unless otherwise specified) Item Symbol Condition Min Typ Max Unit Input oltage/power Dissipation -SS Operation oltage DSOP Operation Current IDD = μa Standby Current ISB = μa Detection oltage 40~4 adjustable CU CU CU Overcharge Detection CU oltage 40~4 adjustable CU CU CU - ~ (*) ~4 adjustable CR CR CR Overcharge Release CR CU CR oltage 38~4 adjustable CR CR CR CR =CU Standby Release oltage SB Delay Time Overcharge Detection Delay Time TOC = ms Control Pin Output oltage output high voltage _H output low voltage _L Remark:* Parameters of this temperature range is design-guaranteed not actual test by high/low temperature wwwhycontekcom Page 7

8 9 Example Circuit of Battery Charge Balance IC Application Example application of HY3-xxxA using N-MOSFET of charge balance Example application of HY3-xxxB using P-MOSFET of charge balance U U 4 3 C R C3 R3 C4 R4 C R U4 U3 U HY3 HY3 HY3 HY3 RB RB3 RB4 RB Q Q4 Q3 Q B B4 B3 B 4 3 C R C3 R3 C4 R4 C R U4 U3 U HY3 HY3 HY3 HY3 RB RB3 RB4 RB Q Q4 Q3 Q B B4 B3 B U U SS C R HY3 RB Q B SS C R HY3 RB Q B Rsense Rsense Symbol Device Name Purpose Min Typ Max Remark Resistor Limit current, stabilize and R- 00Ω 00Ω 00Ω * strengthen ESD protection RB- Resistor Charge balance flow loading * C- Capacitor Filter, stabilize 00μF 0μF 0μF *3 Q - MOSFET Charge Balance Control *4 * If R - connects with an over-spec resistor, battery accuracy may be influenced due to R - voltage drop that caused by current consumption When a charger is connected in reversed, the current flows from the charger to the IC At this time, if R - is too high, the voltage between pin and SS pin may exceed the absolute maximum rating * If R B- connects with an under-spec resistor, the charge current will become large all of a sudden when battery voltage exceeded overcharge detection voltage (CU), which may lead to charge over-current and the circuit will be protected and could not be charged *3 C- can stabilize the supply voltage of, the value of C - should larger than 00μF *4 Select N-MOSFET or P-MOSFET according to different model no Caution: The above constants may be changed without notice,please download the most up-to-date datasheet on our website It is advised to perform thorough evaluation and test if peripheral devices need to be amended wwwhycontekcom Page 8

9 0 Description of Operation 0 Normal Status This IC continuing monitor the battery voltage connected between and SS to control charge balance operation When battery voltage is higher than overcharge detection voltage ( CU ), pin output low potential to control P-MOSFET or output high potential to control N-MOSFET When battery voltage under overcharge release voltage ( CR ), pin output high potential to control P-MOSFET or output low potential to turnoff N-MOSFET 0 Overcharge Status When charging battery under normal operation, once cell voltage exceeds over charge detection voltage ( CU ) and this status continues longer than overcharge detection delay time (T OC ), or when cell voltage lower than overcharge release voltage ( CR ), HY3 series will start or turn off the MOSFET ( pin) that used for charging potential control, this status is called Overcharge Status, also Charge Balance Control There are two options of balancing control of MOSFET after overcharge status: () HY3-xxxA series adopts N-MOSFET to implement charge balancing control (a) Cell voltage exceeds overcharge detection voltage ( CU ) during charge process and lasts longer than overcharge detection delay time (T OC ), potential of pin will generate L H change to turn on N-MOSFET (b) Cell voltage lowers than overcharge release voltage ( CR ) during charge process, pin will generate H L change to turn off N-MOSFET () HY3-xxxB series adopts P-MOSFET to implement charge balancing control (a) Cell voltage exceeds overcharge detection voltage ( CU ) during charge process and lasts longer than overcharge detection delay time (T OC ), potential of pin will generate H L change to turn on P-MOSFET (b) Cell voltage lowers than overcharge release voltage (CR) during charge process, pin will generate L H change to turn off P-MOSFET 03 Standby Status When discharging battery under normal operation, cell voltage drops under than standby detection voltage ( SB ), it will reduce IC current consumption to the same level at standby mode, and this is called Standby Mode wwwhycontekcom Page 9

10 Characteristic Curve (Typical alue) Overcharge detection voltage, overcharge release voltage and overcharge delay time, standby detection voltage () CU vs Ta () CR vs Ta (3) T OC vs Ta (4) SB vs Ta Power Consumption () I DD vs Ta ()I SB vs Ta wwwhycontekcom Page 0

11 Package Information SOT-3- Package Unit: mm ALL DIMENSIONS IN SYM MILLIMETERS BOL MINIMUM NOMINAL MAXIMUM A A 0-0 A b b b c c D 90 BSC E 80 BSC E 0 BSC e 09 BSC e 90 BSC L L 00 REF L 0 BSC R R 00-0 θ θ - θ - wwwhycontekcom Page

12 3 Tape & Reel Information 3 Tape & Reel Information ---SOT-3- (Type ) Description:Unit: mm 3 Reel Dimensions A W 3 Carrier Tape Dimensions D0 P0 P W F E ºMAX B0 P A0 ºMAX K0 Reel SYMBOLS Dimensions Carrier Tape Dimensions A W A0 B0 K0 P0 P P E F D0 W Spec Tolerance ±00 +0/-0 ±00 ±00 ±00 ±00 ±00 ±00 ±00 ±00 +0/-0 ±00 Note: 0 Sprocket hole pitch cumulative tolerance is ±00mm 33 PIN direction wwwhycontekcom Page

13 3 Tape & Reel Information ---SOT-3- (Type ) Description:Unit: mm 3 Reel Dimensions A W 3 Carrier Tape Dimensions D0 P0 P W F E ºMAX B0 P A0 ºMAX K0 Reel SYMBOLS Dimensions Carrier Tape Dimensions A W A0 B0 K0 P0 P P E F D0 W Spec Tolerance ±00 ±0 ±00 ±00 ±00 ±00 ±00 ±00 ±00 ±00 ± /-00 Note: 0 Sprocket hole pitch cumulative tolerance is ±00mm 33 PIN direction wwwhycontekcom Page 3

14 4 Revision History Major differences are stated thereinafter: ersion Page Revision Summary 0 - First Edition 0 All Revise Electrical Parameters 03-3 Add Tape & Reel information 04 8 Revise picture of Example Circuit of Battery Charge Balance IC Application 0 All Revise Traceability code wwwhycontekcom Page 4