General Description

APW7337 is a 3A synchronous buck converter with integrated 85mW power MOSFETs. The APW7337 design with a current-mode control scheme, can convert wide input voltage of 4.5V to 24V to the output voltage adjustable from 0.8V to 20V to provide excellent output voltage regulation.

Features

• Wide Input Voltage from 4.5V to 24V

• 3A Continuous Output Current

• Adjustable Output Voltage from 0.8V to 20V

• Intergrated High/Low Side MOSFET

• PFM/PWM mode Operation

• Fixed 340kHz Switching Frequency

• Stable with Low ESR Ceramic Output Capacitors

• Power-On-Reset Detection

• Programmable Soft-Start

• Over-Temperature Protection

• Current-Limit Protection with Frequency Foldback

• Enable/Shutdown Function

• Small TDFN3x3-10 Package

• Lead Free and Green Devices Available (RoHS Compliant)

Applications

• LCD Monitor/TV

• Set-Top Box

• DSL, Switch HUB

• Notebook Computer