Datasheet Summary
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SLVSBK5
- SEPTEMBER 2012
4.5-V TO 28-V INPUT VOLTAGE, 3.3-V FIXED OUTPUT, 1.7-A OUTPUT CURRENT, NON-SYNCHRONOUS STEP-DOWN REGULATOR WITH INTEGRATED MOSFET
Check for Samples: TPS5403
Features
- Fixed 3.3-V Output
- 4.5-V to 28-V Wide Input Voltage Range
- Up to 1.7-A Maximum Continuous Output
Loading Current
- Pulse Skipping Mode to Achieve High Light
Load Efficiency
- Over 80% Efficiency at 10-mA Loading
- Adjustable 50-kHz to 1.1-MHz Switching
Frequency Set by an External Resistor (Leave pin ROSC floating. Set frequency to 120 kHz and ground connection to 70 kHz)
- Peak Current-Mode Control
- Cycle-by-Cycle Over Current Protection
- Frequency Spread Spectrum and...