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NCP1207DR2G from ON,ON Semiconductor

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NCP1207DR2G

Manufacturer: ON

PWM Current-Mode Controller for Free Running Quasi-Resonant Operation

Partnumber Manufacturer Quantity Availability
NCP1207DR2G ON 2008 In Stock

Description and Introduction

PWM Current-Mode Controller for Free Running Quasi-Resonant Operation # Introduction to the NCP1207DR2G  

The **NCP1207DR2G** is a high-performance pulse-width modulation (PWM) current-mode controller designed for offline power supply applications. Manufactured by ON Semiconductor, this integrated circuit (IC) is widely used in switch-mode power supplies (SMPS) due to its efficiency, reliability, and advanced protection features.  

Operating with a fixed-frequency architecture, the NCP1207DR2G ensures stable performance in flyback converters, AC-DC adapters, and auxiliary power supplies. It incorporates a built-in high-voltage startup circuit, reducing external component count and simplifying design. The device supports **current-mode control**, enhancing transient response and improving loop stability.  

Key features include **adjustable frequency operation**, **skip-cycle mode** for improved efficiency at light loads, and comprehensive protection mechanisms such as overvoltage protection (OVP) and overcurrent protection (OCP). The NCP1207DR2G is housed in an **SOIC-8 package**, making it suitable for compact designs.  

Engineers favor this IC for its **low standby power consumption** and robust performance in demanding environments. Whether used in consumer electronics, industrial systems, or computing applications, the NCP1207DR2G delivers efficient power conversion with minimal external circuitry.  

For detailed specifications, consult the official datasheet to ensure proper implementation in your design.

Application Scenarios & Design Considerations

PWM Current-Mode Controller for Free Running Quasi-Resonant Operation

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