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NCP1207APG from ON,ON Semiconductor

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NCP1207APG

Manufacturer: ON

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

Partnumber Manufacturer Quantity Availability
NCP1207APG ON 17 In Stock

Description and Introduction

PWM Current−Mode Controller for Free Running Quasi−Resonant Operation # Introduction to the NCP1207APG  

The **NCP1207APG** 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 compact design.  

Operating in a fixed-frequency mode, the NCP1207APG features an internal 8.0 ms timer that ensures safe operation under fault conditions, such as output overloads or short circuits. Its current-mode architecture provides excellent line and load regulation, making it suitable for AC-DC converters, adapters, and auxiliary power supplies.  

Key features include a built-in high-voltage startup circuit, eliminating the need for an external startup resistor, and a skip-cycle mode that enhances efficiency at light loads. The device also incorporates a soft-start function to minimize inrush current during power-up.  

With a wide input voltage range and robust protection mechanisms, the NCP1207APG is an ideal choice for designers seeking a cost-effective, energy-efficient solution for low-to-medium power applications. Its compact **DIP-8** package ensures easy integration into various power supply designs.  

For detailed specifications, refer to the official datasheet to ensure proper implementation in your circuit.

Application Scenarios & Design Considerations

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

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