Product Overview: MUR140-T from Diodes Incorporated

The MUR140-T is a high-performance ultra-fast rectifier designed and manufactured by Diodes Incorporated, a leading global manufacturer and supplier of high-quality application-specific standard products within the broad discrete, logic, and analog semiconductor markets. This rectifier is engineered to cater to the needs of high-efficiency power supply manufacturing and is suitable for a wide range of applications, including switching power supplies, inverters, and as freewheeling diodes.

Key Features

• Ultra-Fast Recovery Time: The MUR140-T boasts an exceptionally fast recovery time, typically rated at 50 nanoseconds. This feature is critical for minimizing power loss and improving overall efficiency in fast-switching applications.
• High Reverse Voltage: With a reverse voltage of 400V, this rectifier can handle high voltage environments, making it suitable for various power applications.
• Low Forward Voltage Drop: The device offers a low forward voltage drop which enhances power efficiency and reduces thermal stress on the system.
• High Surge Current Capability: The MUR140-T can withstand high surge currents, ensuring robust performance during transient conditions.
• Robust Construction: The rectifier is encapsulated in a durable plastic package that meets UL 94V-0 flammability classification, offering reliable performance in challenging environments.

Applications

• Switching power supplies
• Power converters
• Free-wheeling diodes in motor control circuits
• Snubber diodes
• High-frequency rectification

Product Specifications

The MUR140-T is provided in a DO-41 axial leaded package, which is widely used for through-hole mounting. It is capable of handling a repetitive peak reverse voltage (Vrrm) of 400 volts and an average rectified forward current (Io) of 1 ampere, with a maximum forward surge current (Ifsm) of 30 amperes. The operating junction temperature range is from -55°C to +175°C, accommodating a wide range of environmental conditions.

Diodes Incorporated's commitment to quality ensures that the MUR140-T meets the stringent requirements of the electronic components industry. This product is a testament to their dedication to providing innovative, reliable, and efficient solutions for high-speed switching and rectification applications.