Overview
The MUR240 is an ultrafast recovery rectifier designed and manufactured by onsemi. This device is optimized for use in switching power supplies, inverters, and as free-wheeling diodes. It is part of onsemi's range of high-performance rectifiers, known for their reliability and efficiency in high-frequency applications.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 400 | V |
| Average Rectified Forward Current | IF(AV) | 2.0 | A @ TA = 85°C |
| Non-Repetitive Peak Surge Current | IFSM | 35 | A |
| Operating Junction Temperature | TJ | -65 to +175 | °C |
| Maximum Instantaneous Forward Voltage | VF | 1.05 (TJ = 150°C), 1.30 (TJ = 25°C) | V @ IF = 2.0 A |
| Maximum Reverse Recovery Time | trr | 65 ns | |
| Case | Epoxy, Molded | ||
| Weight | 0.4 gram (approximately) | ||
| Lead Temperature for Soldering | 260°C Max. for 10 Seconds |
Key Features
- Ultrafast recovery times, ensuring high efficiency in switching applications.
- High operating junction temperature of up to 175°C, making it suitable for demanding environments.
- Low forward voltage drop, minimizing power losses.
- Low leakage current, enhancing overall system efficiency.
- High temperature glass passivated junction for reliability and durability.
- Corrosion-resistant external surfaces and readily solderable terminal leads.
Applications
- Switching power supplies: Ideal for high-frequency rectification in power conversion circuits.
- Inverters: Suitable for use as free-wheeling and protection diodes.
- Reverse battery protection: Can be used to protect against reverse voltage conditions.
- Gate driving circuits: Useful in high-frequency switching applications.
- General converters: Applicable in various power conversion and rectification needs.
- Lighting systems: Can be used in lighting applications requiring high efficiency and reliability.
- Gasoline direct injection systems: Suitable for automotive applications requiring high performance and durability.
Q & A
- What is the MUR240 rectifier designed for?
The MUR240 is designed for use in switching power supplies, inverters, and as free-wheeling diodes.
- What is the peak repetitive reverse voltage of the MUR240?
The peak repetitive reverse voltage (VRRM) of the MUR240 is 400 V.
- What is the average rectified forward current of the MUR240?
The average rectified forward current (IF(AV)) of the MUR240 is 2.0 A at an ambient temperature of 85°C.
- What is the maximum operating junction temperature of the MUR240?
The maximum operating junction temperature (TJ) of the MUR240 is 175°C.
- What are the key features of the MUR240?
The key features include ultrafast recovery times, low forward voltage drop, low leakage current, and a high temperature glass passivated junction.
- Is the MUR240 suitable for high-frequency applications?
Yes, the MUR240 is designed for high-frequency applications due to its ultrafast recovery times.
- What is the maximum instantaneous forward voltage of the MUR240?
The maximum instantaneous forward voltage (VF) is 1.05 V at TJ = 150°C and 1.30 V at TJ = 25°C, both at IF = 2.0 A.
- How is the MUR240 packaged?
The MUR240 is available in epoxy, molded cases and can be shipped in plastic bags or on tape and reel.
- Is the MUR240 lead-free?
Yes, the MUR240 is available in lead-free packages.
- What are some common applications of the MUR240?
Common applications include switching power supplies, inverters, reverse battery protection, gate driving circuits, and general converters.
