Overview
The MUR480ERLG is a high-performance ultrafast rectifier produced by onsemi. This device is part of the SWITCHMODE Power Rectifier series, designed for use in switching power supplies, inverters, and as free-wheeling diodes. It features a robust construction with high reverse energy capability, making it suitable for demanding applications.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 800 | V |
| Working Peak Reverse Voltage | VRWM | 800 | V |
| DC Blocking Voltage | VR | 800 | V |
| Average Rectified Forward Current (Square Wave; Mounting Method #3) | IF(AV) | 4.0 @ TA = 35°C | A |
| Non-Repetitive Peak Surge Current (Surge Applied at Rated Load Conditions Halfwave, Single Phase, 60 Hz) | IFSM | 70 | A |
| Operating Junction and Storage Temperature Range | TJ, Tstg | −65 to +175 °C | °C |
| Maximum Instantaneous Forward Voltage (iF = 3.0 A, TJ = 25°C) | vF | 1.75 | V |
| Maximum Reverse Recovery Time (IF = 1.0 Amp, di/dt = 50 Amp/μs) | trr | 75 ns | ns |
| Maximum Forward Recovery Time (IF = 1.0 Amp, di/dt = 100 Amp/μs, Recovery to 1.0 V) | tfr | 75 ns | ns |
| Controlled Avalanche Energy | WAVAL | 20 mJ | mJ |
Key Features
- Ultrafast Recovery Time: 75 nanoseconds, ensuring minimal switching losses.
- High Reverse Energy Capability: Guaranteed avalanche energy of 20 mJ, providing excellent protection against voltage transients.
- Low Forward Voltage: Maximum instantaneous forward voltage of 1.75 V at 3.0 A and 25°C, reducing power losses.
- Low Leakage Current: High temperature glass passivated junction with low reverse current.
- High Operating Junction Temperature: Up to 175°C, suitable for high-temperature applications.
- Pb-Free and Corrosion Resistant: Environmentally friendly and resistant to corrosion on all external surfaces.
Applications
- Switching Power Supplies: Ideal for use in high-frequency switching power supplies due to its ultrafast recovery time and high reverse energy capability.
- Inverters: Suitable for inverter applications requiring fast switching and high reliability.
- Free-Wheeling Diodes: Used in circuits where fast recovery and low forward voltage drop are critical.
- Inductive Load Circuits: Provides excellent protection against voltage transients in inductive load circuits.
Q & A
- What is the peak repetitive reverse voltage of the MUR480ERLG?
The peak repetitive reverse voltage (VRRM) is 800 V.
- What is the average rectified forward current rating for the MUR480ERLG?
The average rectified forward current (IF(AV)) is 4.0 A at a temperature of 35°C.
- What is the maximum operating junction temperature for this device?
The maximum operating junction temperature is 175°C.
- What is the typical reverse recovery time of the MUR480ERLG?
The typical reverse recovery time (trr) is 75 nanoseconds.
- Is the MUR480ERLG Pb-free?
- What are the typical applications for the MUR480ERLG?
Typical applications include switching power supplies, inverters, and as free-wheeling diodes.
- What is the controlled avalanche energy rating for this device?
The controlled avalanche energy (WAVAL) is 20 mJ.
- What is the maximum instantaneous forward voltage at 3.0 A and 25°C?
The maximum instantaneous forward voltage (vF) at 3.0 A and 25°C is 1.75 V.
- How is the device packaged and shipped?
The device is shipped in plastic bags (500 units per bag) or on tape and reel (1500 units per reel).
- What is the lead temperature for soldering purposes?
The lead temperature for soldering purposes is 260°C maximum for 10 seconds.
