Li-ion/Li Polymer Battery Charger Accepting Two Power Sources

The ISL6293 is a fully integrated low-cost single-cell Li-ion or Li-polymer battery charger. The charger accepts two power inputs, normally one from a USB (Universal Serial Bus) port and another one from a desktop cradle. The ISL6293 is an ideal charger for smart handheld devices that need to communicate with a personal computer via USB.

Features

? Complete Charger for Single-Cell Li-ion/Polymer Batteries

? Accept Two Power Sources

? Low Component Count

- Integrated Pass Element

- Integrated Charge-Current Sensor with 10 Accuracy

- No External Blocking Diode Required

? Charge Current Thermal Foldback for Thermal Protection

? 28V Maximum Voltage for the Cradle Input

? Charge Indication

? Adapter Presence Indication

? Less than 1μA Leakage Current off the Battery when No Input Power Attached

? Ambient Temperature Range: -40°C to 85°C

? Thermally-Enhanced 3x3 DFN Package

? Pb-Free Plus Anneal Available (RoHS Compliant)

Applications

? Smart Handheld Devices

? Cell Phones, PDAs, MP3 Players

? Digital Still Cameras

? Handheld Test Equipment

ISL6293-2CRZ屬于集成電路（IC） > 電池充電器。瑞薩科技有限公司制造生產(chǎn)的ISL6293-2CRZ電池充電器電池充電器 PMIC（電源管理集成電路）是元器件級產(chǎn)品系列，用于在電子設(shè)備中實現(xiàn)電池充電控制和充電管理功能。這些器件主要根據(jù)電池化學(xué)及其設(shè)計用于的電池數(shù)量來分類，可提供電化學(xué)電池和超級電容器安全充電所必需的電流或電壓調(diào)節(jié)和監(jiān)視功能。