Overview
The MUR1540G is a high-performance, ultrafast rectifier from ON Semiconductor, designed for use in switching power supplies, inverters, and as free-wheeling diodes. This device is part of a series that offers advanced characteristics such as ultrafast recovery times, high voltage capability, and low forward drop. The MUR1540G is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 400 | V |
| Average Rectified Forward Current (Rated VR) | IF(AV) | 15 @ TC = 150°C | A |
| Peak Rectified Forward Current (Rated VR, Square Wave, 20 kHz) | IFRM | 30 @ TC = 150°C | A |
| Nonrepetitive Peak Surge Current (Surge applied at rated load conditions halfwave, single phase, 60 Hz) | IFSM | 200 | A |
| Operating Junction Temperature and Storage Temperature Range | TJ, Tstg | -65 to +175 | °C |
| Maximum Instantaneous Forward Voltage (iF = 15 A, TC = 150°C) | vF | 1.25 | V |
| Maximum Instantaneous Reverse Current (Rated DC Voltage, TC = 150°C) | iR | 1000 | μA |
| Maximum Reverse Recovery Time (IF = 1.0 A, di/dt = 50 A/μs) | trr | 35 ns | |
| Thermal Resistance Junction-to-Case | RθJC | 1.5 | °C/W |
| Thermal Resistance Junction-to-Ambient | RθJA | 73 | °C/W |
Key Features
- Ultrafast 35 nanosecond recovery time
- 175°C operating junction temperature
- High voltage capability up to 400 V
- ESD ratings: Machine Model = C, Human Body Model = 3B
- Low forward drop and low leakage specified at 150°C case temperature
- Current derating specified at both case and ambient temperatures
- AEC-Q101 qualified and PPAP capable for automotive and other demanding applications
- All packages are Pb-free
Applications
- Switching power supplies
- Inverters
- Free-wheeling diodes
- Automotive applications requiring AEC-Q101 qualification
- Other high-reliability applications such as industrial and medical devices
Q & A
- What is the peak repetitive reverse voltage of the MUR1540G?
The peak repetitive reverse voltage (VRRM) of the MUR1540G is 400 V.
- What is the average rectified forward current rating for the MUR1540G?
The average rectified forward current (IF(AV)) is 15 A at a case temperature (TC) of 150°C.
- What is the maximum reverse recovery time of the MUR1540G?
The maximum reverse recovery time (trr) is 35 nanoseconds.
- What is the operating junction temperature range of the MUR1540G?
The operating junction temperature range is -65 to +175°C.
- Is the MUR1540G AEC-Q101 qualified?
Yes, the MUR1540G is AEC-Q101 qualified and PPAP capable.
- What are the thermal resistance values for the MUR1540G?
The thermal resistance junction-to-case (RθJC) is 1.5°C/W, and the thermal resistance junction-to-ambient (RθJA) is 73°C/W.
- What is the maximum instantaneous forward voltage of the MUR1540G?
The maximum instantaneous forward voltage (vF) is 1.25 V at 15 A and a case temperature of 150°C.
- What are the ESD ratings for the MUR1540G?
The ESD ratings are Machine Model = C and Human Body Model = 3B.
- Is the MUR1540G Pb-free?
Yes, the MUR1540G is Pb-free.
- What are some common applications for the MUR1540G?
Common applications include switching power supplies, inverters, free-wheeling diodes, and automotive applications.
