US4651S Datasheet - Unisonic Technologies

US4651S LOW COST POWER-SAVING MODE POWER-SWITCH

The UTC US4651S is a high performance current mode power-switch ideally suited for low standby power. Drain start up make the power reliable on startup design and lower standby power. At no load condition, the IC operates in power-saving mode for lower standby power, decreasing frequency for Higher.

US4651S Features

* UTC proprietary frequency hopping technology for Improved EMI performance.

* Power-saving mode for high light-load and standby efficiency

* Soft Start

* Dynamic peak current limiting for constant output power

* Built-in synchronized slope compensation

* OLP,OVP,OTP and VDD

US4651S-UnisonicTechnologies.pdf