onsemi Quasi-Resonant Flyback Controller Flyback Controller for NCP1342 for Medium or High Power AC-DC Adapters

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RS 제품 번호:
248-5388
제조사 부품 번호:
NCP1342PD65WGEVB
제조업체:
onsemi
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브랜드

onsemi

Product Type

Evaluation Board

Power Management Function

Flyback Controller

For Use With

Medium or High Power AC-DC Adapters

Kit Classification

Controller Board

Featured Device

NCP1342

Kit Name

Quasi-Resonant Flyback Controller

Standards/Approvals

RoHS

The ON Semiconductor Quasi-Resonant Flyback Controller, High Frequency suitable for designing high performance off−line power converters, with an integrated active X2 capacitor discharge feature, the NCP1342 can enable no load power consumption below 30 mW, the NCP1342 features 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 switching losses, to ensure light load performance with high frequency designs, the NCP1342 incorporates rapid frequency foldback with minimum peak current modulation to reduce the switching frequency quickly.

Integrated High voltage start-up circuit with brownout detection

Integrated X2 capacitor discharge capability

Wide VCC range from 9 V to 28 V

28 V VCC overvoltage protection

Abnormal Overcurrent Fault Protection for Winding Short Circuit or Saturation Detection

Internal temperature shutdown

Valley switching operation with Valley Lockout for Noise free operation

Frequency Foldback with 25 kHz Minimum frequency clamp for increased efficiency at light loads

Rapid frequency foldback for fast reduction of switching

Skip Mode with Quiet Skip Technology for highest performance

Minimized current consumption for no load Power below 30 mW

Adjustable Overpower Protection

Adjustable Maximum Frequency Clamp

Fault Pin for Severe Fault Conditions, NTC Compatible for OTP

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