Overview
The 1.5SMC8.2AT3G is a Transient Voltage Suppressor (TVS) diode produced by onsemi. This component is designed to protect voltage-sensitive components from high voltage, high energy transients. Although the 1.5SMC8.2AT3G is currently obsolete and no longer manufactured, it remains relevant for understanding and maintaining existing systems that incorporate this part.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Working Peak Reverse Voltage | VRWM | 7.02 | V |
| Nominal Breakdown Voltage | VBR | 7.79 - 8.61 | V |
| Peak Power Dissipation | PPK | 1500 | W @ 1 ms |
| Maximum Reverse Peak Pulse Current | IPP | 124 | A |
| Clamping Voltage @ Peak Pulse Current | VC | 12.1 | V |
| Maximum Reverse Leakage Current | IR | < 5 µA @ VRWM | µA |
| ESD Rating | > 16 kV per Human Body Model | ||
| Response Time | < 1 ns | ||
| Operating and Storage Temperature Range | TJ, Tstg | -65 to +150 °C | °C |
| Forward Surge Current | IFSM | 200 | A |
Key Features
- Excellent clamping capability and high surge capability to protect against high voltage transients.
- Low zener impedance and fast response time, typically less than 1 ns.
- ESD rating of Class 3 (> 16 kV) per Human Body Model.
- Low leakage current, less than 5 µA above 10 V.
- Pb-free packages available, suitable for RoHS compliance.
- Corrosion-resistant external surfaces and readily solderable leads with modified L-bend for better contact area.
- AEC-Q101 qualified and PPAP capable for automotive and other demanding applications.
Applications
The 1.5SMC8.2AT3G TVS diode is ideally suited for various applications, including:
- Communication systems
- Automotive systems
- Process control and numerical controls
- Medical equipment
- Business machines and power supplies
- Industrial and consumer electronics
Q & A
- What is the primary function of the 1.5SMC8.2AT3G TVS diode?
The primary function is to protect voltage-sensitive components from high voltage, high energy transients.
- What is the working peak reverse voltage (VRWM) of the 1.5SMC8.2AT3G?
The VRWM is 7.02 V.
- What is the peak power dissipation of the 1.5SMC8.2AT3G?
The peak power dissipation is 1500 W at 1 ms.
- What is the maximum reverse peak pulse current (IPP) of the 1.5SMC8.2AT3G?
The maximum IPP is 124 A.
- What is the clamping voltage at peak pulse current for the 1.5SMC8.2AT3G?
The clamping voltage is 12.1 V.
- Is the 1.5SMC8.2AT3G ESD rated?
Yes, it has an ESD rating of Class 3 (> 16 kV) per Human Body Model.
- What is the response time of the 1.5SMC8.2AT3G?
The response time is typically less than 1 ns.
- What are the operating and storage temperature ranges for the 1.5SMC8.2AT3G?
The operating and storage temperature range is -65 to +150 °C.
- Is the 1.5SMC8.2AT3G Pb-free?
Yes, Pb-free packages are available.
- What are some common applications for the 1.5SMC8.2AT3G?
Common applications include communication systems, automotive systems, process control, medical equipment, and industrial/consumer electronics.
