Overview
The 1SMB7.5AT3G is a 600 Watt Peak Power Zener Transient Voltage Suppressor (TVS) diode manufactured by onsemi. This component is designed to protect voltage-sensitive components from high voltage, high energy transients. It is part of the SMB series, which is known for its excellent clamping capability, high surge capability, low zener impedance, and fast response time.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Working Peak Reverse Voltage (VRWM) | 7.5 | V |
| Breakdown Voltage (VBR) @ IT | 8.33 - 9.40 | V |
| Peak Pulse Current (IPP) | 74.1 | A |
| Clamping Voltage @ IPP (VC) | 10.3 | V |
| Maximum Reverse Leakage Current @ VRWM (IR) | 500 | µA |
| Forward Voltage @ IF (VF) | 3.5 | V |
| Forward Current (IF) | 30 | A |
| Response Time | < 1.0 ns | |
| ESD Rating | Class 3 (> 16 kV) per Human Body Model |
Key Features
- Working Peak Reverse Voltage Range: 5.0 V to 170 V
- Standard Zener Breakdown Voltage Range: 6.7 V to 199 V
- Peak Power: 600 W @ 1.0 ms
- ESD Rating of Class 3 (> 16 kV) per Human Body Model
- Maximum Clamp Voltage @ Peak Pulse Current
- Low Leakage < 5.0 µA Above 10 V
- UL 497B for Isolated Loop Circuit Protection
- Response Time is Typically < 1.0 ns
- AEC-Q101 Qualified and PPAP Capable for automotive and other applications requiring unique site and control change requirements
- Pb-Free Packages are Available
Applications
The 1SMB7.5AT3G is ideally suited for use in various applications, including:
- Communication systems
- Automotive systems
- Numerical controls
- Process controls
- Medical equipment
- Business machines
- Power supplies
- Industrial and consumer electronics
Q & A
- What is the primary function of the 1SMB7.5AT3G?
The primary function of the 1SMB7.5AT3G is to protect voltage-sensitive components from high voltage, high energy transients.
- What is the working peak reverse voltage (VRWM) of the 1SMB7.5AT3G?
The working peak reverse voltage (VRWM) of the 1SMB7.5AT3G is 7.5 V.
- What is the breakdown voltage range for the 1SMB7.5AT3G?
The breakdown voltage range for the 1SMB7.5AT3G is between 8.33 V and 9.40 V.
- What is the peak pulse current (IPP) rating of the 1SMB7.5AT3G?
The peak pulse current (IPP) rating of the 1SMB7.5AT3G is 74.1 A.
- What is the clamping voltage @ peak pulse current (VC) for the 1SMB7.5AT3G?
The clamping voltage @ peak pulse current (VC) for the 1SMB7.5AT3G is 10.3 V.
- What is the response time of the 1SMB7.5AT3G?
The response time of the 1SMB7.5AT3G is typically less than 1.0 ns.
- Does the 1SMB7.5AT3G have any certifications or recognitions?
Yes, the 1SMB7.5AT3G has UL 497B recognition and is AEC-Q101 qualified and PPAP capable.
- What are the typical applications for the 1SMB7.5AT3G?
The 1SMB7.5AT3G is used in communication systems, automotive systems, numerical controls, process controls, medical equipment, business machines, power supplies, and other industrial and consumer electronics.
- Is the 1SMB7.5AT3G available in Pb-Free packages?
Yes, the 1SMB7.5AT3G is available in Pb-Free packages.
- What is the maximum case temperature for soldering the 1SMB7.5AT3G?
The maximum case temperature for soldering the 1SMB7.5AT3G is 260°C for 10 seconds.
- How is the polarity of the 1SMB7.5AT3G indicated?
The polarity of the 1SMB7.5AT3G is indicated by a polarity band on the cathode side.
