M62253BGP 데이터 시트보기 (PDF) - Renesas Electronics

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M62253BGP

Charge Control IC for Li-Ion Batteries

Renesas Electronics 

M62253BGP

The Application Circuit

Note:

The following thermistor is recommended.

Maker: ISHIZUKA DENSHI

Type: 103HT

Characteristic: 10 kΩ at 25°C

(1) When Thermistor is Located in Battery Pack

LED2

LED1

+

1 µF

+

2.2 µF

VDD

C1

VCC

4.2 V

Regulated supply

4.53 V

+

[4.1 V⇔3.99 V]

−

−

Erroneous

+

detection

prevention

OE

OUT

Constant current

control

ISENSE+

ISET ISENSE-

OUT

SENSE+

−

+

3.07 V

+

−

1.54 V

OE

OUT

Constant voltage

control

VSET VSENSE

SENSE−

VSENSE

Erroneous

detection

prevention

Erroneous

detection

prevention

Current

detection

ADJ

1.49 V

to VDD pin

to VDD pin

10 kΩ

GND

C3

+

0.1 µF

C2

+

2.2 µF

3.21 V

TIN

Thermistor

1Ω

Battery

REJ03F0243-0200 Rev.2.00 Sep 14, 2007

Page 9 of 12

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