Overview
The SM6T39A is a Transient Voltage Suppressor (TVS) diode produced by STMicroelectronics. It is part of the SM6T series, designed to protect sensitive electronic equipment against electrostatic discharges (ESD) and electrical overstress (EOS) according to various international standards such as IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883. This device is particularly suited for high-end applications where low leakage current and high junction temperature are critical for reliability and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power Dissipation (10/1000 μs) | 600 | W |
| Peak Pulse Power Dissipation (8/20 μs) | 4 kW | |
| Stand-off Voltage (VBR) | 39 V | V |
| Maximum Clamping Voltage (VCL) at 25°C | 53.9 V | V |
| Leakage Current (IRM) at 25°C | 0.2 μA | μA |
| Operating Junction Temperature Range | -55 to +150 °C | °C |
| Storage Temperature Range | -65 to +150 °C | °C |
| Maximum Lead Temperature for Soldering | 260 °C | °C |
| Package Type | SMB |
Key Features
- High Power Capability: Up to 600 W peak pulse power dissipation (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 Junction Temperature: Operating junction temperature range of -55 to +150 °C.
- Compliance with Standards: Meets IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards.
- Environmental Compliance: Available in ECOPACK packages with various environmental compliance grades.
- Planar Technology: Suitable for high-end equipment and Switch-Mode Power Supplies (SMPS) due to its low leakage current and high junction temperature capabilities.
Applications
- Protection in High-End Equipment: Ideal for protecting sensitive components in high-end electronic devices.
- Switch-Mode Power Supplies (SMPS): Suitable for use in SMPS due to its low leakage current and high junction temperature.
- Automotive and Industrial Systems: Used in automotive and industrial systems to protect against electrical surges and ESD.
- Telecommunications and Networking Equipment: Protects telecommunications and networking equipment from voltage surges and ESD.
Q & A
- What is the peak pulse power dissipation of the SM6T39A?
The peak pulse power dissipation of the SM6T39A is 600 W (10/1000 μs) and 4 kW (8/20 μs).
- What is the stand-off voltage (VBR) of the SM6T39A?
The stand-off voltage (VBR) of the SM6T39A is 39 V.
- What is the maximum clamping voltage (VCL) at 25°C for the SM6T39A?
The maximum clamping voltage (VCL) at 25°C for the SM6T39A is 53.9 V.
- What is the leakage current (IRM) at 25°C for the SM6T39A?
The leakage current (IRM) at 25°C for the SM6T39A is 0.2 μA.
- What is the operating junction temperature range of the SM6T39A?
The operating junction temperature range of the SM6T39A is -55 to +150 °C.
- What package type is the SM6T39A available in?
The SM6T39A is available in the SMB package type.
- Does the SM6T39A comply with any specific standards?
Yes, the SM6T39A complies with IEC 61000-4-2, IEC 61000-4-4, and MIL STD 883 standards.
- What are some common applications of the SM6T39A?
The SM6T39A is commonly used in high-end equipment, Switch-Mode Power Supplies (SMPS), automotive and industrial systems, and telecommunications and networking equipment.
- What is the maximum lead temperature for soldering the SM6T39A?
The maximum lead temperature for soldering the SM6T39A is 260 °C.
- Is the SM6T39A available in environmentally compliant packages?
Yes, the SM6T39A is available in ECOPACK packages with various environmental compliance grades.
