BQ296203DSGR datasheet(7/31 Pages) TI1

Part #	BQ296203DSGR

Description	Overvoltage Protection for 2-Series, 3-Series, and 4-Series Cell Li-Ion Batteries with Regulated Output Supply

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Manufacturer	TI1 [Texas Instruments]

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7 / 31 page

7

bq2961, bq2962

www.ti.com

SLUSBU5C – NOVEMBER 2013 – REVISED OCTOBER 2016

Product Folder Links: bq2961 bq2962

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Electrical Characteristics (continued)

Typical values stated where TA = 25°C and VDD = 14.4 V, MIN/MAX values stated where TA = –40°C to 110°C, and VDD =

3 V to 15 V (unless otherwise noted).

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Regulated Supply Output, REG

VREG

REG Supply

VDD

≥ 4 V, I REG = 0 µA

to 1 mA, CREG = 0.47 µF

VREG = 3.3 V , bq2960, bq2961,

bq2962

3.2

3.3

3.4

V

VREG = 3.15 V , bq2962

3.05

3.15

3.25

V

VREG = 3.0 V , bq2962

2.9

3

3.1

V

VREG = 2.5 V , bq2960, bq2961

2.425

2.5

2.575

V

VREG = 1.8 V , bq2960, bq2961

1.746

1.8

1.854

V

IREG

REG Current Output

VDD

≥ 4 V, CREG = 0.47 µF

0

1

mA

IREG_

SC_Limit

REG Output Short

Circuit Current Limit

REG = VSS, CREG = 0.47 µF

4

mA

RREG_ PD

REG pull-down

resistor

REG is disabled

20

30

45

k

Ω

Regulated Supply Output Enable, REG_EN

VIH

High-level Input

1.6

V

VIL

Low-level Input

0.4

V

ILKG

Input Leakage

Current

VIH < 6 V

0.1

µA

Regulated Supply Undervoltage Self-disable

VUVREG

Undervoltage

detection

Factory Configuration: 2.0 V to 2.8 V in 50 mV steps, TA = 25 °C

–50

50

mV

VUVHYS

Undervoltage

Detection Hysteresis

250

300

400

mV

tUVDELAY

Undervoltage

Detection Delay

4.5

6

7.5

s

VUVQUAL

Cell voltage to

qualify for UV

detection

0.5

V

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