The ON Semiconductor MUR840G is a state-of-the-art ultra-fast recovery rectifier designed to meet the demanding requirements of high-efficiency power supply systems. This rectifier is a prime choice for applications requiring rapid switching and low power loss during operation. The MUR840G is well-suited for a variety of uses, including switching power supplies, converters, free-wheeling diodes, and reverse battery protection.

Key Features

• High Surge Capability: The rectifier is capable of withstanding high surge currents, making it exceptionally reliable in applications subject to surge conditions.
• Ultra-Fast Recovery Time: With its ultra-fast recovery time of 25 ns, this component minimizes power loss and improves efficiency, which is critical for high-speed switching applications.
• Low Forward Voltage: The low forward voltage drop reduces power dissipation and enhances overall system efficiency.
• High Reverse Voltage: Rated at 400V, the MUR840G can handle high reverse voltages, which is beneficial for applications with high voltage requirements.
• Robust Design: The device is encapsulated in a highly durable package that ensures long-term reliability and stability under various environmental conditions.

Applications

• Switching power supplies
• Power converters
• Motor controllers
• Automotive environments
• Free-wheeling diodes in inverters

Specifications

Parameter Value Peak Repetitive Reverse Voltage (V<sub>RRM) 400 V Average Rectified Forward Current (I<sub>F(AV)) 8 A Non-Repetitive Peak Surge Current (I<sub>FSM) 100 A Operating Junction Temperature (T<sub>J) -65°C to +175°C Recovery Time (t<sub>rr) 25 ns

The MUR840G from ON Semiconductor is an excellent choice for engineers and designers looking for a rectifier that offers both high performance and reliability. Its ultra-fast recovery time, high surge capability, and low power loss features make it an essential component in modern power management systems.