OB2710 controller equivalent, adaptive multi-mode pwm controller.
* Power on soft start reducing MOSFET Vds
n stress o
* Multi-Mode Operation
77KHz maximum clamping frequency in QR
c mode @ Full Load in high line voltage t 65KHz.
At normal load condition, it operates in fixed frequency mode. When the loading goes low, it operates in PFM mode for h.
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