Overview
The SURS8340T3G is a high-performance, ultra-fast recovery rectifier from onsemi, designed for high voltage and high frequency applications. This device is part of the SURS8 series, which is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other demanding applications. The SURS8340T3G features state-of-the-art epitaxial construction with oxide passivation and metal overlay contact, ensuring reliable operation in compact surface mount packages.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Repetitive Reverse Voltage (VRRM) | 400 | V |
| Working Peak Reverse Voltage (VRWM) | 400 | V |
| DC Blocking Voltage (VR) | 400 | V |
| Average Rectified Forward Current (IF(AV)) | 3.0 @ TL = 130°C, 4.0 @ TL = 115°C | A |
| Non-Repetitive Peak Surge Current (IFSM) | 100 | A |
| Operating Junction Temperature (TJ) | -65 to +175 | °C |
| Maximum Instantaneous Forward Voltage (VF) | 0.71 to 1.05 V @ 3.0 A, TJ = 150°C | V |
| Maximum Reverse Recovery Time (trr) | 35 to 75 ns | ns |
| Maximum Forward Recovery Time (tfr) | 25 to 50 ns | ns |
| Thermal Resistance, Junction-to-Lead (RJL) | 11 °C/W | °C/W |
| ESD Ratings | Human Body Model: > 8 kV, Machine Model: > 400 V |
Key Features
- Small compact surface mountable package with J-bend leads
- Rectangular package for automated handling
- High temperature glass passivated junction
- Low forward voltage drop (0.71 to 1.05 V @ 3.0 A, TJ = 150°C)
- SURS8 prefix for automotive and other applications requiring unique site and control change requirements; AEC-Q101 qualified and PPAP capable
- Pb-free packages, halogen-free/BFR-free, and RoHS compliant
- All external surfaces corrosion resistant and terminal leads readily solderable
- Device meets MSL1 requirements
Applications
The SURS8340T3G is ideally suited for high voltage, high frequency rectification, or as free-wheeling and protection diodes in surface mount applications. It is particularly useful in systems where compact size and weight are critical, such as in automotive, industrial, and consumer electronics.
Q & A
- What is the peak repetitive reverse voltage of the SURS8340T3G?
The peak repetitive reverse voltage (VRRM) is 400 V. - What is the average rectified forward current rating for the SURS8340T3G?
The average rectified forward current (IF(AV)) is 3.0 A @ TL = 130°C and 4.0 A @ TL = 115°C. - What is the operating junction temperature range for the SURS8340T3G?
The operating junction temperature (TJ) range is -65 to +175 °C. - What is the maximum instantaneous forward voltage for the SURS8340T3G?
The maximum instantaneous forward voltage (VF) is 0.71 to 1.05 V @ 3.0 A, TJ = 150°C. - Is the SURS8340T3G AEC-Q101 qualified?
Yes, the SURS8340T3G is AEC-Q101 qualified and PPAP capable. - What is the thermal resistance, junction-to-lead (RJL), of the SURS8340T3G?
The thermal resistance, junction-to-lead (RJL), is 11 °C/W. - What are the ESD ratings for the SURS8340T3G?
The ESD ratings are Human Body Model: > 8 kV and Machine Model: > 400 V. - Is the SURS8340T3G Pb-free and RoHS compliant?
Yes, the SURS8340T3G is Pb-free, halogen-free/BFR-free, and RoHS compliant. - What is the package type and how is it shipped?
The device is shipped in a surface mount package (SMC) with 2500 units per reel on a 16 mm tape and reel. - What are the typical applications for the SURS8340T3G?
The SURS8340T3G is used in high voltage, high frequency rectification, free-wheeling, and protection diodes in surface mount applications, particularly in automotive, industrial, and consumer electronics.
