General Description

APW7322/A is a synchronous buck converters with integrated 85mW high side and 75mWlow side power

MOSFET s. The APW7322/A with a current-mode control scheme can convert wide input voltage of 2.9V to 6V to the output voltage adjustable from 0.8V to 6V to provide excellent output voltage regulation.

Features

? High Efficiency up to 94

? Adjustable Output Voltage from 0.8V to VPVDD

? Operating from 2.9 to 6V Supply

? Integrated 85mWHigh Side / 75mWLow Side MOSFETs

? Low Dropout Operation: 100 Duty Cycle

? Stable with Low ESR Ceramic Capacitors

? Current up to 2A

? Power-On-Reset Detection on VCC and VIN

? Mode Selestion :

APW7322 : Automatic PFM/PWM

APW7322A : Forced PWM

? Integrate Soft-Start and Soft-Stop

? Over-Temperature Protection

? Over-Voltage Protection

? Under-Voltage Protection

? High/ Low Side Current Limit

? Power Good Indication

? Enable/Shutdown Function

? Available in SOP-8P and TDFN3x3-10 Packages

? Lead Free and Green Devices Available (RoHS Compliant)

Applications

? Notebook Computer & UMPC

? LCD Monitor/TV

? Set-Top Box

? DSL, Switch HUBr

? Portable Instrument