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NCP1200AD100R2G from ON,ON Semiconductor

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NCP1200AD100R2G

Manufacturer: ON

PWM Current-Mode Controller for Universal Off-Line Supplies Featuring Low Standby Power

Partnumber Manufacturer Quantity Availability
NCP1200AD100R2G ON 461 In Stock

Description and Introduction

PWM Current-Mode Controller for Universal Off-Line Supplies Featuring Low Standby Power The **NCP1200AD100R2G** is a high-performance, fixed-frequency current-mode PWM controller designed for offline power supply applications. This integrated circuit (IC) is engineered to deliver efficient and reliable power conversion in flyback and forward converter topologies, making it suitable for AC-DC adapters, auxiliary power supplies, and industrial applications.  

Featuring a built-in high-voltage startup circuit, the NCP1200AD100R2G reduces external component count, simplifying design while improving system reliability. Its current-mode control ensures stable operation across varying load conditions, with precise regulation and fast transient response. The device operates at a fixed switching frequency of 100 kHz, optimizing efficiency while minimizing electromagnetic interference (EMI).  

Key attributes include adjustable output voltage, cycle-by-cycle current limiting, and an automatic recovery mode for overload protection. Additionally, its low standby power consumption makes it ideal for energy-efficient designs. The NCP1200AD100R2G is housed in an SOIC-8 package, offering compactness and ease of integration into PCB layouts.  

Engineers favor this IC for its robustness, ease of implementation, and compliance with modern power supply requirements. Whether used in consumer electronics or industrial systems, the NCP1200AD100R2G provides a dependable solution for efficient power management.

Application Scenarios & Design Considerations

PWM Current-Mode Controller for Universal Off-Line Supplies Featuring Low Standby Power

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