Overview
The MURS320T3H is a high-performance, ultra-fast recovery rectifier produced by onsemi. This component is designed for high voltage, high frequency rectification and is suitable for use as free-wheeling and protection diodes. It features a compact surface mount package, making it ideal for applications where space and weight are critical. The device is built with state-of-the-art epitaxial construction, oxide passivation, and metal overlay contact, ensuring reliable operation in demanding environments.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 200 | V |
| Working Peak Reverse Voltage | VRWM | 200 | V |
| Maximum DC Blocking Voltage | VDC | 200 | V |
| Maximum Average Forward Rectified Current | IF(AV) | 3.0 @ TL = 140°C, 4.0 @ TL = 130°C | A |
| Peak Forward Surge Current | IFSM | 125 | A |
| Operating Junction Temperature | TJ | -65 to +175 | °C |
| Maximum Instantaneous Forward Voltage | VF | 0.71 V @ IF = 3.0 A, TJ = 150°C | V |
| Maximum Reverse Recovery Time | trr | 25 ns @ IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A | ns |
| Thermal Resistance, Junction-to-Lead | RθJL | 11 | °C/W |
Key Features
- Ultra-fast recovery time, making it suitable for high frequency applications.
- Compact surface mount package (SMC - DO-214AB) with J-bend leads, ideal for automated handling.
- High temperature glass passivated junction for reliable operation.
- Low forward voltage drop (0.71 to 1.05 V max @ 3.0 A, TJ = 150°C).
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications.
- Pb-free, halogen-free/BFR-free, and RoHS compliant.
- Corrosion-resistant external surfaces and readily solderable terminal leads.
- ESD ratings: Human Body Model > 8 kV, Charged Device Model > 1000 V (Class C5).
Applications
- High voltage, high frequency rectification.
- Free-wheeling and protection diodes in various electronic systems.
- Automotive applications requiring AEC-Q101 qualification.
- Surface mount applications where compact size and weight are critical.
- Power supplies, DC-DC converters, and other high-frequency power management systems.
Q & A
- What is the maximum repetitive peak reverse voltage of the MURS320T3H?
The maximum repetitive peak reverse voltage (VRRM) is 200 V.
- What is the maximum average forward rectified current for the MURS320T3H?
The maximum average forward rectified current (IF(AV)) is 3.0 A at TL = 140°C and 4.0 A at TL = 130°C.
- What is the operating junction temperature range for the MURS320T3H?
The operating junction temperature range is -65 to +175°C.
- Is the MURS320T3H AEC-Q101 qualified?
- What is the thermal resistance, junction-to-lead, for the MURS320T3H?
The thermal resistance, junction-to-lead (RθJL), is 11°C/W.
- What is the maximum instantaneous forward voltage for the MURS320T3H?
The maximum instantaneous forward voltage (VF) is 0.71 V at IF = 3.0 A and TJ = 150°C.
- What is the maximum reverse recovery time for the MURS320T3H?
The maximum reverse recovery time (trr) is 25 ns at IF = 0.5 A, IR = 1.0 A, and Irr = 0.25 A.
- Is the MURS320T3H Pb-free and RoHS compliant?
- What is the package type of the MURS320T3H?
The package type is SMC (DO-214AB) with J-bend leads.
- What are the ESD ratings for the MURS320T3H?
The ESD ratings are Human Body Model > 8 kV and Charged Device Model > 1000 V (Class C5).
