UB2012(2010) データシートの表示（PDF） - Unisonic Technologies

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UB2012
(Rev.:2010)

ADVANCED LINEAR CHARGE MANAGEMENT IC FOR SINGLE AND TWO-CELL LITHIUM-ION AND LITHIUM-POLYMER

Unisonic Technologies 

UB2012

Preliminary

LINEAR INTEGRATED CIRCUIT

„ ELECTRICAL CHARACTERISTICS

TEMPERATURE COMPARATOR

Lower

Temperature Threshold

Upper

PRECHARGE COMPARATOR

V(TS1)

V(TS2)

TS Pin Voltage

UB2012A

Precharge Threshold

V(MIN)

UB2012B

UB2012C

UB2012D

PRECHARGE CURRENT REGULATION

Voltage at pin SNS, 0°C≤Ta≤50°C

Precharge Current Regulation I(PRECHG) Voltage at pin SNS,

0°C≤Ta≤50°C, VCC = 5 V

VRCH COMPARATOR (BATTERY RECHARGE THRESHOLD)

UB2012A

Recharge Threshold

V(RCH)

UB2012B

UB2012C

UB2012D

CHARGE-RATE COMPENSATION (Automatic Charge-Rate Compensation)

29.1 30 30.9 %VCC

58.3 60 61.8 %VCC

2.94 3.0 3.06 V

3.04 3.1 3.16 V

5.98 6.1 6.22 V

6.18 6.3 6.42 V

13

mV

3

13

22 mV

VO(REG) VO(REG- VO(REG)

V

-80mV -100mV -120mV

VO(REG) VO(REG) VO(REG)

V

-160mV -200mV -240mV

Automatic Charge-Rate

Compensation Gain

G(COMP) V(BAT)+0.3V≤VCC≤VCC(MAX),

1.7 2.2 2.7 V/V

STAT PIN

Output (Low) Voltage

VOL(STAT) IOL=10mA

Output (High) Voltage

VOH(STAT) IOH=5mA

CC PIN

Output Low Voltage

VOL(CC) IO(CC)=5mA (sink)

Sink Current

IO(CC) Not to exceed power rating (PD)

Notes: V(BAT) +0.3 V≤VCC≤VCC(MAX)

VCC-0.5

5

0.7 V

V

1.5 V

40 mA

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

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QW-R121-018 .b

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