TB6819AFG ic equivalent, critical conduction mode (crm) pfc controller ic.
* Operating voltage range: 10.0 to 25 V
* Startup voltage: 12.0 V (typ.)
* Maximum drive current: 1.0 A
* Variety of protection circuits
* DC Input ov.
Output voltage feedback pin. This is the input of the error amplifier (E-Amp), OVP-2 and FOD.
The PFC output voltage should be resistively divided down and applied to this pin. The error amplifier reference voltage is set to 2.51 V (typ.). For othe.
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