SC805中文资料Not Recommended for New Designs; Use SC805A数据手册Semtech规格书

描述 Description

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).Recommended part number:  SC805A  

特性 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

应用 Application

·Cellular phones

·PDAs

·Handheld meters

·Charging stations

·USB chargers

·Digital cameras

·Programmable current source