Overview
The 1SMA26CAT3G is a Transient Voltage Suppressor (TVS) diode produced by Littelfuse Inc. This component is designed to protect voltage-sensitive components from high voltage and high energy transients. It features excellent clamping capability, high surge capability, low zener impedance, and a fast response time, making it highly reliable for various industrial and consumer applications.
Key Specifications
| Rating | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation @ TL = 25°C, Pulse Width = 1 ms | PPK | 400 | W |
| DC Power Dissipation @ TL = 75°C | PD | 1.5 | W |
| Thermal Resistance from Junction-to-Lead | RθJL | 20 | °C/W |
| Thermal Resistance from Junction-to-Ambient | RθJA | 4.0 | °C/W |
| Operating and Storage Temperature Range | TJ, Tstg | −65 to +150 | °C |
| Working Peak Reverse Voltage (VRWM) | VRWM | 26 | V |
| Breakdown Voltage @ IT | VBR | 28.2 - 30.8 | V |
| Clamping Voltage @ IPP | VC | 42.1 | V |
| Maximum Reverse Peak Pulse Current | IPP | 9.5 | A |
| Maximum Reverse Leakage Current @ VRWM | IR | 2.5 | μA |
| ESD Rating | - | > 16 kV | - |
| Response Time | - | < 1 ns | - |
Key Features
- Excellent clamping capability and high surge capability.
- Low zener impedance and fast response time (< 1 ns).
- Pb-free devices with a flat handling surface for accurate placement.
- Package design for top slide or bottom circuit board mounting.
- AEC-Q101 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements.
- Corrosion-resistant external surfaces and readily solderable leads.
- Maximum case temperature for soldering purposes: 260°C for 10 seconds.
Applications
The 1SMA26CAT3G TVS diode is ideally suited for use in various applications, including communication systems, automotive systems, numerical controls, process controls, medical equipment, business machines, power supplies, and many other industrial and consumer applications.
Q & A
- What is the primary function of the 1SMA26CAT3G TVS diode?
The primary function is to protect voltage-sensitive components from high voltage and high energy transients. - What is the peak power dissipation of the 1SMA26CAT3G at 25°C with a pulse width of 1 ms?
400 Watts. - What is the working peak reverse voltage (VRWM) of the 1SMA26CAT3G?
26 V. - What is the breakdown voltage range of the 1SMA26CAT3G?
28.2 V to 30.8 V. - What is the clamping voltage at the maximum reverse peak pulse current (IPP) for the 1SMA26CAT3G?
42.1 V. - What is the ESD rating of the 1SMA26CAT3G?
> 16 kV per Human Body Model. - What is the response time of the 1SMA26CAT3G?
< 1 ns. - Is the 1SMA26CAT3G AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified and PPAP capable. - What is the maximum case temperature for soldering purposes?
260°C for 10 seconds. - In what types of applications is the 1SMA26CAT3G commonly used?
Communication systems, automotive systems, numerical controls, process controls, medical equipment, business machines, power supplies, and other industrial and consumer applications.
