Features
• Operates from +5V Input
• 0.8V to VIN Output Range
- 0.8V Internal Reference
- ±1.5% Over Line Voltage and Temperature
• Drives N-Channel MOSFETs
• Simple Single-Loop Control Design
- Voltage-Mode PWM Control
• Fast Transient Response
- High-Bandwidth Error Amplifier
- Full 0% to 100% Duty Cycle
• Lossless, Programmable Overcurrent Protection
- Uses Upper MOSFET’s rDS(on)
• Converter Can Source and Sink Current
• Small Converter Size
- 300kHz Fixed Frequency Oscillator
- Internal Soft Start
- 8-Lead SOIC Package
Applications
• Cable/DSL Routers and DSL Modems
• DSP and Core Communications Processor Supplies
• Broadband Gateways
• Memory Supplies
• Industrial Power Supplies
• 5V-Input DC-DC Regulators
• Low-Voltage Distributed Power Supplies