ROHM Semiconductor BD7J201x Low Power Isolated Flyback Converter ICs

Introduction

The ROHM Semiconductor BD7J201x series represents a cutting-edge solution for isolated power supply applications. These Low Power Isolated Flyback Converter ICs are engineered for efficiency and reliability, making them a preferred choice for various electronic devices.

Part Description

The BD7J201x ICs integrate a 120V switching MOSFET and operate within a broad input voltage range of 8V to 80V. This versatility allows them to cater to a wide array of applications, particularly in industrial equipment and home appliances. The devices utilize primary-side regulation, eliminating the need for optocouplers, which simplifies circuit design and enhances long-term reliability. With a maximum output power of 7.5W, built-in protections for overcurrent, overvoltage, and thermal shutdown, and a compact package design, these ICs are ideal for energy-sensitive and space-constrained applications.

Applications

• Industrial equipment
• Home appliances
• Building automation systems
• Energy and infrastructure systems
• General-purpose isolated power supplies

Industries

• Consumer electronics
• Industrial automation
• Smart home technology
• Renewable energy systems
• Telecommunications

Usage Ideas

1. Smart Meter Design: Utilize the BD7J201x to create a compact and efficient power supply for smart meters, ensuring reliable performance in energy monitoring applications.
2. PLC Power Supply: Implement the IC in a Programmable Logic Controller (PLC) system to provide isolated power, enhancing the reliability of industrial automation processes.
3. Isolated Gate Driver: Use the BD7J201x as a power source for isolated gate drivers in power electronics, improving the efficiency and safety of high-voltage applications.

Conclusion

The ROHM Semiconductor BD7J201x Low Power Isolated Flyback Converter ICs are a versatile and efficient solution for a variety of isolated power supply needs. With their compact design, built-in protections, and wide input voltage range, they are well-suited for applications across multiple industries, making them an excellent choice for engineers and designers looking to enhance the reliability and efficiency of their electronic systems.