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NCP1200D100R2G from ON,ON Semiconductor

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NCP1200D100R2G

Manufacturer: ON

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

Partnumber Manufacturer Quantity Availability
NCP1200D100R2G ON 37500 In Stock

Description and Introduction

PWM Current-Mode Controller for Low-Power Universal Off-Line Supplies The **NCP1200D100R2G** is a high-performance, fixed-frequency current-mode PWM controller designed for offline power supply applications. This integrated circuit (IC) is widely used in switch-mode power supplies (SMPS), offering precise regulation and efficient power conversion.  

Featuring a built-in high-voltage startup circuit, the NCP1200D100R2G eliminates the need for an external startup resistor, reducing power dissipation and improving system reliability. Its current-mode control architecture ensures excellent line and load regulation, making it suitable for a variety of AC-DC power conversion designs.  

Key specifications include a fixed 100 kHz switching frequency, adjustable output voltage, and cycle-by-cycle current limiting for enhanced protection. The device also incorporates advanced features such as brown-out protection, soft-start functionality, and a latch-mode fault detection mechanism for improved safety.  

With its compact SOIC-8 package, the NCP1200D100R2G is ideal for space-constrained applications, including adapters, auxiliary power supplies, and industrial power systems. Its robust design and reliable performance make it a preferred choice for engineers seeking efficient and cost-effective power management solutions.  

By balancing performance, protection, and ease of implementation, the NCP1200D100R2G stands as a versatile and dependable component in modern power electronics.

Application Scenarios & Design Considerations

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

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