SD4872 controller equivalent, current mode pwm + pfm controller.
APPLICATIONS
* Adapters
* Frequency shuffling to improve EMI performance
* Set-Top Box Power Supplies
* Light Load Mode for minimum standby power
* 65kHz switching f.
* Adapters
* Frequency shuffling to improve EMI performance
* Set-Top Box Power Supplies
* Light Load Mode for minimu.
SD4872X is a current mode PWM controller IC for high
performance, low standby power offline flyback converter
application.
In no load or light load condition, the IC operates in Light Load
Mode to reduce switching loss and improve efficiency.
L.
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