TPS612592
Features
- 1 93% Efficiency at 3.5-MHz Operation
- 21-µA Quiescent Current in Standby Mode
- 37-µA Quiescent Current in Normal Operation
- Wide VIN Range From 2.3 V to 5.5 V
- VIN ≥ VOUT Operation
- IOUT ≥ 800 m A at VOUT = 4.5 V, VIN ≥ 2.65 V
- IOUT ≥ 1000 m A at VOUT = 5.0 V, VIN ≥ 3.3 V
- IOUT ≥ 1500 m A (Peak) at VOUT = 5.0 V, VIN ≥ 3.3
- ±2% Total DC Voltage Accuracy
- Light-Load PFM Mode
- Selectable Standby Mode or True Load
Disconnect During Shutdown
- Thermal Shutdown and Overload Protection
- Only Three Surface-Mount External ponents
Required
- Total Solution Size < 25 mm2
- 9-Pin Nano Free TM (CSP) Packaging
2 Applications
- Cell Phones, Smart Phones
- Mono and Stereo APA Applications
- USB Charging Ports (5V)
The TPS6125x operates at a regulated 3.5-MHz switching frequency and enters power-save mode operation at light load currents to maintain high efficiency over the entire load current range. The PFM mode extends the battery life by reducing the quiescent current to 37 μA...
