onsemi

FSL136MRG

FSL136MRG Description

The FSL136MRG is an offline switch flyback controller designed for power management applications. Manufactured by onsemi, this device is part of the FPS™ series and is housed in a through-hole 8DIP package. It features a flyback topology, making it suitable for isolated power supplies. The controller supports a wide input voltage range of 8V to 26V and offers a maximum power output of 26 watts. Despite being marked as obsolete, the FSL136MRG remains a robust choice for specific applications due to its comprehensive fault protection mechanisms, which include current limiting, overload, over-temperature, over-voltage, and short-circuit protection. The device also boasts a high breakdown voltage of 650V and a switching frequency of 67kHz, ensuring reliable performance in demanding environments.

FSL136MRG Features

• Topology: Flyback topology ensures efficient power conversion and isolation between input and output.
• Mounting Type: Through-hole mounting provides a secure and durable installation, ideal for applications requiring robust mechanical stability.
• Breakdown Voltage: A high breakdown voltage of 650V allows the device to handle significant voltage spikes, enhancing reliability.
• Internal Switch: The inclusion of an internal switch simplifies the design and reduces the number of external components required.
• Fault Protection: Comprehensive fault protection mechanisms (current limiting, overload, over-temperature, over-voltage, and short-circuit) safeguard the device and connected circuits.
• Switching Frequency: A switching frequency of 67kHz ensures efficient power conversion and minimal electromagnetic interference.
• Start-Up Voltage: A low start-up voltage of 12V allows the device to operate with minimal input power, enhancing energy efficiency.
• Duty Cycle: A maximum duty cycle of 77% provides flexibility in power management and control.
• Supply Voltage Range: An extensive supply voltage range of 8V to 26V accommodates a wide variety of input power sources.
• Output Isolation: Isolated output ensures safety and reliability, particularly in applications where galvanic isolation is critical.
• Series: Part of the FPS™ series, known for its high performance and reliability in power management applications.

FSL136MRG Applications

The FSL136MRG is well-suited for a variety of power management applications, particularly those requiring isolated power supplies. Its robust design and comprehensive fault protection make it ideal for:

• Consumer Electronics: Power supplies for TVs, monitors, and other consumer devices.
• Industrial Equipment: Power supplies for industrial control systems and machinery.
• Telecommunications: Power supplies for base stations and communication equipment.
• Medical Devices: Power supplies for medical equipment where isolation and reliability are critical.
• Automotive: Power supplies for automotive electronics and accessories.

Conclusion of FSL136MRG

The FSL136MRG, despite being marked as obsolete, remains a reliable and efficient choice for power management applications requiring isolated power supplies. Its comprehensive fault protection, high breakdown voltage, and robust design make it a durable and versatile component. While newer models may offer additional features, the FSL136MRG continues to provide excellent performance and reliability in its intended applications. For engineers and designers working on legacy systems or specific applications where the FSL136MRG's features are well-suited, this device remains a valuable component in the power management toolkit.