onsemi

MUR440G

MUR440G Description

The MUR440G is a high-performance single diode designed and manufactured by onsemi, a leading global supplier of semiconductor solutions. This device belongs to the SWITCHMODE™ series and is based on standard technology. The MUR440G is designed for fast recovery applications, offering a recovery time of less than 500ns and a reverse recovery time (trr) of 75ns. It features a maximum forward voltage (Vf) of 1.28V at 4A and a maximum reverse voltage (Vr) of 400V. The device is rated for an average rectified current (Io) of 4A and has a reverse leakage current of 10 µA at 400V. The MUR440G is mounted through-hole and is available in an axial package.

MUR440G Features

• Fast Recovery: Fast Recovery =< 500ns, > 200mA (Io)
• Reverse Recovery Time (trr): 75 ns
• Voltage - Forward (Vf) (Max) @ If: 1.28 V @ 4 A
• Voltage - DC Reverse (Vr) (Max): 400 V
• Current - Average Rectified (Io): 4A
• Current - Reverse Leakage @ Vr: 10 µA @ 400 V
• Mounting Type: Through Hole
• Supplier Device Package: Axial
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected
• ECCN: EAR99
• HTSUS: 8541.10.0080
• Package: Bulk

MUR440G Applications

The MUR440G is an ideal choice for various applications that require high performance and reliability in power electronics. Some specific use cases include:

1. Switching power supplies: The MUR440G's fast recovery and low forward voltage make it suitable for use in switching power supplies, where high efficiency and low power loss are critical.
2. Rectifier applications: The device's ability to handle high reverse voltage and average rectified current makes it ideal for rectifier applications in various electronic systems.
3. Motor control systems: The MUR440G can be used in motor control systems, where fast recovery and low reverse recovery time are essential for smooth operation and reduced power loss.
4. Automotive electronics: The device's high reverse voltage rating and robust construction make it suitable for use in automotive electronics, where reliability and performance are crucial.

Conclusion of MUR440G

The MUR440G is a high-performance single diode from onsemi, offering fast recovery, low forward voltage, and high reverse voltage capabilities. Its unique features, such as the axial package and through-hole mounting, make it an ideal choice for various applications in power electronics, motor control systems, and automotive electronics. Despite being classified as obsolete, the MUR440G remains a reliable and efficient solution for demanding applications that require high performance and reliability.