SC804: Fully Integrated Lion Battery Charger System with Timer

The SC804 is a fully integrated full-feature, single cell constant-current/constant-voltage (CC/CV) Lithium-Ion battery charger. With an integrated timer and complete charge control algorithm, the SC804 is ideal for stand-alone charger applications.

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Features

Fully integrated charger with FET pass transistor, reverse-blocking diode, sense resistor, timer, and thermal protection
Battery voltage controlled to 1% accuracy
Programmable pre charge, fast charge & termination current over wide range, with analog current control reference input for design flexibility
Up to 1.5A continuous charge current
Input voltage range from 3V to 14V
Soft-start reduces start-of-charge adapter load transients
NTC thermistor sense input and adjustable cold temperature threshold
Adjustable 2 - 6 hour programmable charge timer
0.1µA battery drain current in shutdown and monitor modes
Over-current protection in all modes
Over-voltage protection
Remote Kelvin sensing at the battery terminals
Status indicators for charger-present, charger-active, over-voltage fault, and error notification
Small 4mm x 4mm 16 lead MLPQ package