产品
电源管理
Semtech SC805A
Miniature High Current Lithium-Ion Battery Charger
概览
功能
- 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, fast-charge & termination currentBattery voltage controlled to 1% accuracy
- Built in timer for protection and complete charging
- NTC interface with battery detection
- Soft-start to reduce adapter in-rush current
- 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
*US Patent 6,836,095
应用
- Cellular phones
- PDAs
- Handheld meters
- Charging stations
- USB chargers
- Digital cameras
- Programmable current source
封装
MLPD-10 3x3
订购代码
- SC805AMLTRT: Lead-Free, RoHS and WEEE Compliant, 3000 pcs.Tape & Reel