LTC4121/LTC4121-4.2 – 40V 400mA Synchronous Step-Down Battery Charger
Features
- Wide Input Voltage Range: 4.4V to 40V
- Adjustable Float Voltage (3.5V to 18V): LTC4121
- Temperature Compensated Input Voltage Regulation for Maximum Power Point Tracking (MPPT)
- Fixed 4.2V Float Voltage Option: LTC4121-4.2
- High Efficiency: Up to 95%
- 50mA to 400mA Programmable Charge Current
- ±1% Feedback Voltage Accuracy
- Programmable 5% Accurate Charge Current
- Thermally Enhanced, Low Profile (0.75mm) 16-Lead (3mm × 3mm) QFN Package
For more detail: LTC4121 LTC4121