Overview
The MURS320, produced by SMC Diode Solutions, is an ultrafast rectifier diode designed for high-voltage, high-frequency applications. It utilizes state-of-the-art epitaxial construction with oxide passivation and metal overlay contact. This diode is ideal for surface mount applications where compact size and weight are critical, making it suitable for free-wheeling and protection diodes in various systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 200 | V |
| Maximum Average Forward Rectified Current (IF(AV)) | 3.0 | A |
| Peak Forward Surge Current (IFSM) | 125 | A |
| Reverse Recovery Time (trr) | 25 | ns |
| Forward Voltage Drop (VF) | 0.71 to 1.05 | V @ 3.0 A, Tj = 150°C |
| Reverse Leakage Current @ Vr | 5 µA | @ 200 V |
| Operating Junction Temperature | -65°C to +175°C | |
| Package/Case | DO-214AB, SMC | |
| Mounting Type | Surface Mount |
Key Features
- Ultrafast recovery time of 25 ns, making it suitable for high-frequency applications.
- Low forward voltage drop (VF) of 0.71 to 1.05 V @ 3.0 A, Tj = 150°C.
- Highly stable oxide passivated junction.
- Compact surface mount package (DO-214AB, SMC) with J-bend leads.
- Rectangular package for automated handling.
- All external surfaces are corrosion-resistant, and terminal leads are readily solderable.
- Pb-free packages available, and the epoxy meets UL94 V-O @ 0.125 in.
- AEC-Q101 qualified and PPAP capable.
Applications
- High-voltage, high-frequency rectification.
- Free-wheeling and protection diodes in surface mount applications.
- Automotive and industrial power systems where compact size and reliability are crucial.
- Switch-mode power supplies and DC-DC converters.
- Motor control and power management systems.
Q & A
- What is the maximum repetitive peak reverse voltage of the MURS320?
The maximum repetitive peak reverse voltage (VRRM) is 200 V.
- What is the average forward rectified current rating of the MURS320?
The maximum average forward rectified current (IF(AV)) is 3.0 A.
- What is the reverse recovery time of the MURS320?
The reverse recovery time (trr) is 25 ns.
- What is the operating junction temperature range of the MURS320?
The operating junction temperature range is -65°C to +175°C.
- Is the MURS320 suitable for automotive applications?
Yes, the MURS320 is AEC-Q101 qualified, making it suitable for automotive applications.
- What type of package does the MURS320 come in?
The MURS320 comes in a DO-214AB, SMC package.
- Is the MURS320 Pb-free?
Yes, Pb-free packages are available for the MURS320.
- What is the forward voltage drop of the MURS320?
The forward voltage drop (VF) is 0.71 to 1.05 V @ 3.0 A, Tj = 150°C.
- Can the MURS320 be used in high-frequency applications?
Yes, the MURS320 is designed for high-frequency applications due to its ultrafast recovery time.
- How is the polarity of the MURS320 indicated?
The polarity is indicated by a notch in the plastic body, which marks the cathode lead.
