Overview
The SM15T68CA is a part of the SM15T TVS (Transient Voltage Suppressor) series designed by STMicroelectronics. This component is engineered to protect sensitive equipment against electrostatic discharges (ESD) and electrical overstress. It complies with various international standards, including IEC 61000-4-2, MIL STD 883 Method 3015, and IEC 61000-4-4 and 5. The SM15T68CA 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 over time.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power (10/1000 μs) | 1500 | W |
| Peak Pulse Power (8/20 μs) | Up to 10 kW | W |
| Stand-off Voltage (VRM) | 58.1 | V |
| Directionality | Bidirectional | |
| Leakage Current at 25 °C | 0.2 µA | µA |
| Operating Junction Temperature Range | -55 to +150 | °C |
| Maximum Lead Temperature for Soldering | 260 | °C |
| Package Type | SMC (JEDEC DO-214AB) | |
| Lead Finishing | Matte Tin Plating |
Key Features
- High power capability: Up to 1500 W (10/1000 μs) and up to 10 kW (8/20 μs)
- Low leakage current: 0.2 µA at 25 °C
- High operating junction temperature: Up to 150 °C
- Compliance with IEC 61000-4-2, MIL STD 883 Method 3015, and IEC 61000-4-4 and 5 standards
- Unidirectional and bidirectional types available
- JEDEC registered package outline and IPC 7531 footprint
- UL94, V0 compliant resin and J-STD-020 MSL level 1
Applications
The SM15T68CA is suitable for various applications requiring protection against electrostatic discharges and electrical overstress, including:
- High-end electronic equipment
- Switch-Mode Power Supplies (SMPS)
- Industrial control systems
- Automotive electronics
- Telecommunication systems
Q & A
- What is the peak pulse power of the SM15T68CA?
The peak pulse power of the SM15T68CA is 1500 W (10/1000 μs) and up to 10 kW (8/20 μs).
- What is the stand-off voltage (VRM) of the SM15T68CA?
The stand-off voltage (VRM) of the SM15T68CA is 58.1 V.
- Is the SM15T68CA unidirectional or bidirectional?
The SM15T68CA is a bidirectional TVS diode.
- What is the leakage current of the SM15T68CA at 25 °C?
The leakage current of the SM15T68CA at 25 °C is 0.2 µA.
- What is the operating junction temperature range of the SM15T68CA?
The operating junction temperature range of the SM15T68CA is -55 to +150 °C.
- What standards does the SM15T68CA comply with?
The SM15T68CA complies with IEC 61000-4-2, MIL STD 883 Method 3015, and IEC 61000-4-4 and 5 standards.
- What is the package type of the SM15T68CA?
The SM15T68CA is packaged in SMC (JEDEC DO-214AB).
- What is the lead finishing of the SM15T68CA?
The lead finishing of the SM15T68CA is matte tin plating.
- What are the typical applications of the SM15T68CA?
The SM15T68CA is typically used in high-end electronic equipment, Switch-Mode Power Supplies (SMPS), industrial control systems, automotive electronics, and telecommunication systems.
- Does the SM15T68CA meet any specific safety standards?
Yes, the SM15T68CA meets UL94, V0 and J-STD-020 MSL level 1 standards.
