SF1539

PWM Power Switch

* Built-in 600V Power MOSFET

* Proprietary η -BalanceTM Control to Boost Light Load Efficiency

* Proprietary “Zero OCP/OPP Recovery Gap” Control

* Fixed 50KHz Switching Frequency

* Built-in Soft Start Function

* Very Low Startup Current

* Frequency Reduction and Burst Mod

SF1539 is a high performance, high efficiency, highly integrated current mode PWM power switch for offline flyback converter appli.

SF1539

SiFirst

543.38 KB

Pwm power switch.

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SF1539 PWM Power Switch SiFirst

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