Part number:
LM3621
Manufacturer:
National Semiconductor
File Size:
334.30 KB
Description:
Single cell lithium-ion battery charger controller.
LM3621_NationalSemiconductor.pdf
Datasheet Details
Part number:
LM3621
Manufacturer:
National Semiconductor
File Size:
334.30 KB
Description:
Single cell lithium-ion battery charger controller.
LM3621, Single Cell Lithium-Ion Battery Charger Controller
The LM3621 is a full function constant voltage, constant current (CVCC) lithium-ion (Li+) battery charger controller.
It provides 1% regulation accuracy over the specified temperature range without requiring the use of external precision resistors.
The IC controls five charge modes: conditioning, fa
LM3621 Features
* Automatic end-of-charge control Preset or user adjustable charge current regulation LED drivers for charging status and fault indication Battery self-discharge refresh (maintenance) Overvoltage/overcurrent fault detection and protection Defective battery pack detection Charge current boost control f
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