MM1433_ 查看數據表（PDF） - Mitsumi

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MM1433_

IC for Control of Lithium-ion Batteries Charging

Mitsumi 

MITSUMI

IC for Control of Lithium-ion Batteries Charging MM1433

Timing Chart

Charging performed normally

VCC

VCC: ON

Start

5.5V

0V

BAT pin

voltage

4.1V

2.9V

2V

Adapter abnormality

VCC

7V

0V

BAT pin

voltage

3V

3.9V Charging current

0A

Charging current

LED R

OFF

0A

0A

1mA Charging Pre- Full charge

Full Re-

charge

charge charge LED G

OFF

LED R

OFF

ON

ON

LED G

OFF

ON OFF

Power supply setting error (temperature detection pin open)

VCC

5.5V

0V

BAT pin

voltage 3V

Charging current

0A

Battery overcharge

VCC

5.5V

0V

BAT pin 4.35V

voltage

Charging current

0A

Abnormality detection at BA

pin overvoltage for 0.5S or more

LED R

OFF

LED G

OFF

LED R

LED G

ON/OFF 0.57Hz

OFF

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