The ON Semiconductor FSD200 is a versatile and efficient integrated power switch designed for a wide range of applications requiring power conversion and management. This high-performance component is part of ON Semiconductor's Fairchild Power Switch (FPS) product line, which is renowned for its integration of a power MOSFET and a current mode PWM controller in a single package.

Key Features

• High Efficiency: The FSD200 boasts an internal high-voltage startup circuit and a PWM controller integrated with a 650V avalanche-rugged SenseFET, ensuring high efficiency and reliability in power supply applications.
• Precise Current Sensing: Accurate current sensing is achieved through the integrated SenseFET technology, which allows for tight regulation and protection against overcurrent conditions.
• Advanced Protection Features: The device includes a range of protection features such as overvoltage protection (OVP), overload protection (OLP), and thermal shutdown (TSD), safeguarding the system against a variety of fault conditions.
• Reduced Component Count: The FSD200's integrated design helps minimize external component requirements, leading to a simplified design process, reduced bill of materials, and compact end-product size.
• Energy Saving: With its burst-mode operation during light-load conditions, the FSD200 significantly reduces power consumption, making it suitable for energy-sensitive applications.

Applications

The FSD200 is ideal for use in a variety of power supply applications including:

• Switch Mode Power Supplies (SMPS)
• Adapters for chargers
• Standby and auxiliary power supplies
• Open-frame switching power supplies

Technical Specifications

• Drain-source voltage (V_DS): 650V
• Maximum supply voltage for the control IC (V_CC): 30V
• Operating frequency: 67 kHz
• Package: 4-pin DIP or 8-pin SOP

The FSD200 from ON Semiconductor represents a robust and efficient solution for designers looking to optimize their power supply designs with a reliable and compact power switch. Its integrated approach not only simplifies the design process but also enhances the overall performance and durability of the end product.