Datasheet Summary
TPS51285A TPS51285B
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SLVSBX0
- APRIL 2013
Ultra-Low Quiescent (ULQ™) Dual Synchronous Step-Down Controller with 5V and 3.3V LDOs
Check for Samples: TPS51285A, TPS51285B
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 400 kHz (CH1) and 475 kHz (CH2) Frequency
- Auto-skip and ULQ™ modes for long battery life in system stand-by mode
- Internal 0.8-ms Voltage Servo Soft-Start
- Low-Side RDS(on) Current Sensing Scheme
- Built-In Output...