NCP1342 controller equivalent, quasi-resonant flyback controller.
a proprietary valley−lockout circuitry, ensuring stable valley switching. This system works down to the 6th valley and transitions to frequency foldback mode to reduce sw.
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Default Configuration
A
X2 Discharge Disabled, VBO(stop) = 84 V, VBO(start) = 94 V
D
X2 Discharge Disabled, VBO(stop) = 84 V, VBO(start) = 94 V, Resettable Overload Timer
E
X2 Discharge Disabled, Brownout Disabled
F
X2 Discharge Disabled,.
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