MM1357 batteries equivalent, control of lithium ion batteries.
enhanced functions for current switching and for overcharge detection and other kinds of protection. The control output is capable of driving a photocoupler LED. The char.
1. Switching regulator 2. AC adapter 3. Lithium ion battery charger
MITSUMI
Control of Lithium Ion Batteries (switchin.
Pin no. Pin name Input/output
Function
1
OUT
Output
Output pin for charging control An external photocoupler is controlled for constant-current, constant-voltage charging control.
Amp inverting input pin for current control
2 CFB Input An ext.
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