SC908数据手册Semtech中文资料规格书

描述 Description

Not Recommended for New Designs - Last Day of purchase: 5/1/11

特性 Features

• Single Cell Li-Ion battery charger — CC/CV charging with current soft start
• Charger regulated output voltage — 4.2V ±1% over temperature with Kelvin sense of battery voltage
• Charger input protection withstands 28V indefinitely
• Charger max constant current setting — 500mA
• Adjustable charge termination current down to 10mA
• Battery NTC interface disables charging if battery temperature out of range
• Programmable low battery detector threshold
• Four status indicators
• Programmable charge completion timer
• Buck converter with enable — output programmable from 1V to 3V, 150mA max output
• Buck converter effi ciency — 88% at 50mA
• General purpose low noise LDO regulator with fast enable, active shutdown
• 4x4x0.9 (mm) MLPQ package
• WEEE and RoHS compliant

应用 Application

·Bluetooth headsets
·MP3 players
·Low cost mobile phones