Overview
The SM6T68CA is a Transil series TVS (Transient Voltage Suppressor) diode produced by STMicroelectronics. This device is designed to protect sensitive equipment against electrostatic discharges (ESD) and electrical overstress (EOS) in accordance with various international standards, including IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883, method 3015. The SM6T68CA 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 (VRM) | 58.1 V | V |
| Clamping Voltage (VCL) | 121 V | V |
| Breakdown Voltage (VBR) | 64.6 V | V |
| Leakage Current | 0.2 μA at 25 °C, 1 μA at 85 °C | μA |
| Operating Junction Temperature (Tj) | -55 °C to 150 °C | °C |
| Package | SMB (JEDEC DO-214AA) | |
| Directionality | Bidirectional | |
| Lead Finishing | Matte tin plating |
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 standards.
- Unidirectional and bidirectional types available.
- Lead finishing: matte tin plating.
- Package: SMB (JEDEC DO-214AA).
Applications
The SM6T68CA is suitable for a variety of high-end applications, including:
- Switch Mode Power Supplies (SMPS).
- Sensitive electronic equipment requiring protection against electrostatic discharges and electrical overstress.
- Industrial and automotive systems where reliability and stability are critical.
Q & A
- What is the peak pulse power of the SM6T68CA?
The peak pulse power of the SM6T68CA is 600 W (10/1000 μs) and 4 kW (8/20 μs).
- What is the stand-off voltage of the SM6T68CA?
The stand-off voltage (VRM) of the SM6T68CA is 58.1 V.
- What is the operating junction temperature range of the SM6T68CA?
The operating junction temperature range of the SM6T68CA is -55 °C to 150 °C.
- Is the SM6T68CA available in both unidirectional and bidirectional types?
- What is the package type of the SM6T68CA?
The SM6T68CA is packaged in SMB (JEDEC DO-214AA).
- What standards does the SM6T68CA comply with?
The SM6T68CA complies with IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards.
- What is the leakage current of the SM6T68CA?
The leakage current of the SM6T68CA is 0.2 μA at 25 °C and 1 μA at 85 °C.
- What is the lead finishing of the SM6T68CA?
The lead finishing of the SM6T68CA is matte tin plating.
- What are the typical applications of the SM6T68CA?
The SM6T68CA is typically used in Switch Mode Power Supplies (SMPS), sensitive electronic equipment, and industrial and automotive systems.
- Does the SM6T68CA meet environmental compliance standards?
