The SGM41566A and SGM41566B are designed for charging low capacity battery cell with factory- programmable current programmable in the range of 50mA to 750mA from loosen regulated power source. The device features low drop-out constant-current constant-voltage charging, weak battery pre-charging, voltage fold-back safe retaining, floating charging protection and system start-up pre-charge, with NTC sensing protection.
The SGM41566A and SGM41566B are available in a Green TDFN-2×2-8AL package. It operates in -40℃ to +125℃ junction temperature.
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特性
- Loosen Regulated Power Input
- Battery Voltages Option:
25mV Raster in 3.5V to 4.8V Range - Charging Current Option:
50mA Raster in 50mA to 750mA Range - 5% to 25% Residual End-of-Charge Option
- Weak Battery Pre-Charge Option
- Voltage Fold-Back Safe Power Retaining
- NTC Temperature Sensing for Protection
- Floating Charging Protection
- 650ms Power Recycle Certification
- Exhausted Battery Charging Inhibition
- Pre-Charging Power-Up at Normal Voltage
- Available in a Green TDFN-2×2-8AL Package
アプリケーション
Low Capacity Rechargeable Battery Powered Applications
