Overview
The MUR8100 is a high-voltage, ultrafast rectifier diode designed by Harris Corporation, now manufactured by ON Semiconductor. This diode is optimized for high-reliability applications in power supply circuits, automotive systems, and other high-frequency switching environments. Its key characteristics include a fast recovery time, low reverse current, and high surge capability, making it an excellent choice for load switch applications and high-frequency switching power supplies.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage Rating (VRRM) | 1000 | V |
| Current Rating (IF(AV)) | 8.0 | A |
| Peak Repetitive Forward Current (IFM) | 16 | A |
| Non-Repetitive Peak Surge Current (IFSM) | 100 | A |
| Operating Junction Temperature (TJ) | -65 to +175 | °C |
| Reverse Recovery Time (trr) | 75 | ns |
| Maximum Instantaneous Forward Voltage (VF) | 1.8 | V |
| Maximum Instantaneous Reverse Current (IR) | 500 | μA |
| Avalanche Energy (WAVAL) | 20 | mJ |
| Package Type | TO-220AC |
Key Features
- Ultrafast recovery time of less than 75 ns, making it suitable for high-frequency switching power supplies.
- High voltage rating of 1000V and current rating of 8A.
- Low forward voltage drop and low leakage current.
- High temperature glass passivated junction for reliability.
- Excellent protection against voltage transients in switching inductive load circuits.
- Pb-free packages available, meeting UL 94 V-0 standards.
Applications
- Switching power supplies.
- Inverters.
- Free wheeling diodes.
- Motor drives.
- UPS systems.
- Battery chargers.
- Welding equipment.
Q & A
- Q: What is the MUR8100 diode used for?
A: The MUR8100 is used in high-reliability applications such as switching power supplies, inverters, and as free wheeling diodes in high-frequency switching environments.
- Q: What are the key specifications of the MUR8100 diode?
A: The MUR8100 has a voltage rating of 1000V, a current rating of 8A, and a recovery time of less than 75 ns.
- Q: What is the operating junction temperature range of the MUR8100?
A: The operating junction temperature range is -65°C to +175°C.
- Q: Is the MUR8100 Pb-free?
A: Yes, Pb-free packages are available for the MUR8100, meeting UL 94 V-0 standards.
- Q: What is the maximum instantaneous forward voltage of the MUR8100?
A: The maximum instantaneous forward voltage is 1.8V.
- Q: What is the avalanche energy capability of the MUR8100?
A: The MUR8100 has an avalanche energy capability of 20 mJ.
- Q: In what package type is the MUR8100 available?
A: The MUR8100 is available in the TO-220AC package type.
- Q: What are some common applications of the MUR8100?
A: Common applications include switching power supplies, inverters, motor drives, UPS systems, and battery chargers.
- Q: How does the MUR8100 protect against voltage transients?
A: The MUR8100 provides excellent protection against voltage transients in switching inductive load circuits.
- Q: What is the warranty period for the MUR8100 when purchased from authorized distributors?
A: The warranty period is typically 1 year, covering defects in materials and workmanship under normal use.
