Overview
The SM6T22CA is a Transient Voltage Suppressor (TVS) diode produced by STMicroelectronics. It is part of the SM6T series, designed to protect sensitive equipment against electrostatic discharges and electrical overstress. This device complies with various international standards, including IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015. The SM6T22CA is particularly suited for high-end equipment and Switch-Mode Power Supplies (SMPS) where low leakage current and high junction temperature are critical for reliability and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power | 600 W (10/1000 μs), 4 kW (8/20 μs) | W |
| Stand-off Voltage | 18.8 V | V |
| Directionality | Bidirectional | |
| Leakage Current | 0.2 μA at 25 °C, 1 μA at 85 °C | μA |
| Operating Junction Temperature | -55 to +150 °C | °C |
| Lead Finishing | Matte tin plating | |
| Package | SMB | |
| RoHS Compliance | Ecopack2 |
Key Features
- High power capability: up to 600 W (10/1000 μs) and 4 kW (8/20 μs)
- Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
- High operating junction temperature: up to 150 °C
- Compliance with IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015
- Unidirectional and bidirectional types available
- Lead finishing: matte tin plating
- Package: SMB
Applications
The SM6T22CA is suitable for a variety of applications, including:
- Protection of sensitive equipment against electrostatic discharges and electrical overstress
- High-end equipment requiring low leakage current and high junction temperature
- Switch-Mode Power Supplies (SMPS)
- Industrial and automotive systems requiring robust surge protection
Q & A
- What is the peak pulse power of the SM6T22CA?
The peak pulse power of the SM6T22CA is 600 W (10/1000 μs) and 4 kW (8/20 μs).
- What is the stand-off voltage of the SM6T22CA?
The stand-off voltage of the SM6T22CA is 18.8 V.
- Is the SM6T22CA unidirectional or bidirectional?
The SM6T22CA is bidirectional.
- What is the leakage current of the SM6T22CA at 25 °C and 85 °C?
The leakage current is 0.2 μA at 25 °C and 1 μA at 85 °C.
- What is the operating junction temperature range of the SM6T22CA?
The operating junction temperature range is -55 to +150 °C.
- What package type is the SM6T22CA available in?
The SM6T22CA is packaged in SMB.
- Is the SM6T22CA RoHS compliant?
Yes, the SM6T22CA is RoHS compliant with an Ecopack2 rating.
- What are some common applications for the SM6T22CA?
Common applications include protection of sensitive equipment, high-end equipment, SMPS, and industrial and automotive systems.
- Does the SM6T22CA comply with any specific standards?
Yes, it complies with IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015.
- What is the lead finishing of the SM6T22CA?
The lead finishing is matte tin plating.
