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NCP1012AP065G from ONSemicondu,ON Semiconductor

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NCP1012AP065G

Manufacturer: ONSemicondu

Self−Supplied Monolithic Switcher for Low Standby−Power Offline SMPS

Partnumber Manufacturer Quantity Availability
NCP1012AP065G ONSemicondu 875 In Stock

Description and Introduction

Self−Supplied Monolithic Switcher for Low Standby−Power Offline SMPS # Introduction to the NCP1012AP065G  

The **NCP1012AP065G** is a highly integrated monolithic switching regulator from ON Semiconductor, designed for low-power offline applications. This component combines a high-voltage MOSFET with a fixed-frequency current-mode controller, making it an efficient solution for power supplies in consumer electronics, industrial controls, and auxiliary power systems.  

Operating with a fixed **65 kHz switching frequency**, the NCP1012AP065G ensures stable performance while minimizing electromagnetic interference (EMI). It features built-in protections, including **overcurrent, short-circuit, and thermal shutdown**, enhancing system reliability. With a **700V-rated MOSFET**, it is well-suited for universal input voltage ranges (85VAC to 265VAC).  

Key advantages of the NCP1012AP065G include its **low standby power consumption**, compact design, and minimal external component requirement, which simplifies PCB layout and reduces overall system costs. Available in a **PDIP-7 package**, it is suitable for space-constrained applications.  

Engineers often choose this IC for its **self-supplied operation**, eliminating the need for an auxiliary winding in certain configurations. Whether used in LED drivers, smart home devices, or small appliances, the NCP1012AP065G delivers a robust and cost-effective power conversion solution.

Application Scenarios & Design Considerations

Self−Supplied Monolithic Switcher for Low Standby−Power Offline SMPS

Alternative Part Number

  • LNK304PN --: Offline switcher IC in the LinkSwitch-TN family with integrated MOSFET and current limit, functionally similar to the NCP1012 self-powered SMPS regulator for low-power AC-DC designs.
  • VIPER22A --: Fixed-frequency offline PWM controller with integrated high-voltage power switch, commonly used as a drop-in class replacement for NCP101x series in low-power supplies.
  • TNY274PN --: TinySwitch-III integrated offline switcher with built-in MOSFET and auto-restart protection, suitable alternative for low-wattage isolated power supplies where NCP1012 is used.

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