Overview
The MUR4100EG is a high-performance ultrafast rectifier from onsemi, designed for use in switching power supplies, inverters, and as free-wheeling diodes. This device is part of the 'E' series, known for its ultrafast recovery time and high reverse energy capability. It is built with a high temperature glass passivated junction and is lead-free, making it suitable for a variety of demanding applications.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 1000 | V |
| Working Peak Reverse Voltage | VRWM | 1000 | V |
| DC Blocking Voltage | VR | 1000 | 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) | tfr | 75 ns | ns |
| Controlled Avalanche Energy | WAVAL | 20 mJ | mJ |
Key Features
- Ultrafast 75 nanosecond recovery time
- Excellent protection against voltage transients in switching inductive load circuits
- High reverse energy capability with 20 mJ avalanche energy guaranteed
- Low forward voltage and low leakage current
- High temperature glass passivated junction with an operating junction temperature up to 175°C
- Lead-free and corrosion-resistant epoxy molded case
- Readily solderable terminal leads
Applications
The MUR4100EG is designed for use in various high-performance applications, including:
- Switching power supplies
- Inverters
- Free-wheeling diodes in inductive load circuits
- High-frequency switching circuits where fast recovery times are critical
Q & A
- What is the peak repetitive reverse voltage of the MUR4100EG?
The peak repetitive reverse voltage (VRRM) of the MUR4100EG is 1000 V. - What is the average rectified forward current rating for the MUR4100EG?
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 the MUR4100EG?
The maximum operating junction temperature (TJ) is 175°C. - What is the recovery time of the MUR4100EG?
The maximum reverse recovery time (trr) is 75 ns. - Is the MUR4100EG lead-free?
Yes, the MUR4100EG is a lead-free device. - What is the controlled avalanche energy of the MUR4100EG?
The controlled avalanche energy (WAVAL) is 20 mJ. - What are the typical applications of the MUR4100EG?
The MUR4100EG is typically used in switching power supplies, inverters, and as free-wheeling diodes. - What is the maximum instantaneous forward voltage of the MUR4100EG?
The maximum instantaneous forward voltage (vF) at 3.0 A and 25°C is 1.75 V. - How is the MUR4100EG packaged?
The MUR4100EG is available in axial lead packages, including bulk and tape and reel options. - What is the maximum non-repetitive peak surge current for the MUR4100EG?
The non-repetitive peak surge current (IFSM) is 70 A.
