Datasheet Summary
TPS51275, TPS51275B, TPS51275C
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SLUSB45B
- JUNE 2012
- REVISED MARCH 2013
Dual Synchronous, Step-Down Controller with 5-V and 3.3-V LDOs
Features
APPLICATIONS
- 2 Input Voltage Range: 5 V to 24 V
- Notebook puters
- Output Voltages: 5 V and 3.3 V (Adjustable Range ±10%)
- Built-in, 100-mA, 5-V and 3.3-V LDOs
- Clock Output for Charge-Pump
- ±1% Reference Accuracy
- Adaptive On-Time D-CAP™ Mode Control
Architecture with 300-kHz and 355-kHz Frequency Setting
- Auto-skip Light Load Operation (TPS51275, and TPS51275C)
- OOA Light Load Operation (TPS51275B)
- Internal 0.8-ms Voltage Servo Soft-Start
- Low-Side RDS(on) Current Sensing Scheme
- Built-In Output Discharge...