Features

• Operates from 3.3V/5V Input

• 0.8V to VIN Output Range

- 0.8V Internal Reference

- ±1.5 Reference Accuracy

• Simple Single-Loop Control Design

- Voltage-Mode PWM Control

• Fast Transient Response

- High-Bandwidth Error Amplifier

• Lossless, Programmable Overcurrent Protection

- Uses Upper MOSFET’s rDS(ON)

• Programmable Switching Frequency 100kHz to 700kHz

• External Frequency Synchronization

• Internal Soft-Start

• QFN Package Option

- QFN Compliant to JEDEC PUB95 MO-220 QFN - Quad

Flat No Leads - Product Outline

- QFN Near Chip-Scale Package Footprint; Improves

PCB Efficiency, Thinner in Profile

• Pb-Free (RoHS compliant)

Applications

• 3V/5V DC/DC Converter Modules

• Distributed DC/DC 3.3V, 2.5V and 1.8V Power

Architectures for DSP, Logic, and Memory

• Power Supplies for Microprocessors

- PCs

- Embedded Controllers

• Memory Supplies

• Personal Computer Peripherals