SC805 Datasheet PDF | Semtech Corporation

Semtech Corporation SC805

The SC805 is a fully integrated, single cell, constant-current (CC)/constant-voltage (CV) Lithium-Ion battery charger in a tiny 3x3 mm thermally enhanced lead free MLP package. The SC805 can operate as a stand-alone charger or in conjunction with a Power Management Controller (PMIC). The SC805 has a pre-charge function for trickle charging deeply discharged batteries.

Part No.	SC805
Datasheet	SC805 Download
Manufacturer	Semtech Corporation
Description	Miniature Integrated High Current Lithium-Ion Battery Charger
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FEATURES

Fully integrated charger with FET pass transistor, reverse-blocking diode, sense resistor and thermal protection High Accuracy Charge Current* Tiny 3mm x 3mm 10 lead MLP package Programmable precharge, fastcharge & termination current Battery voltage controlled to 1% accuracy Built in timer for protection and complete charging NTC interface with battery detection Soft-start for step load and adaptor plug-in Up to 1A continuous charge current Input voltage range from 3V to 6V allows seamless charging from current limited adapter Provides adapter voltage VCCIL to power external accessories Battery Present detection and output indicator Operates in charger or LDO-mode without battery 0.1µA battery drain current in shutdown and monitor modes Over current protection in all charging modes CHRGB output communicates charging and end of charge cycle SC805 POWER MANAGEMENT

DESCRIPTION

The fast charge current is enabled automatically when the battery voltage reaches the required threshold.