Overview
The SM6T68CAY is a high-performance Transil™ TVS (Transient Voltage Suppressor) diode designed by STMicroelectronics. This component is part of the SM6TY series, which is specifically engineered to protect sensitive automotive circuits against surges defined in ISO 7637-2 and electrostatic discharges according to ISO 10605. The SM6T68CAY features planar technology, making it compatible with high-end circuits that require low leakage current and high junction temperature for long-term reliability and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power | 600 W (10/1000 µs), 4 kW (8/20 µs) | - |
| Stand-off Voltage | 68 V | V |
| Maximum Peak Pulse Current | 6.5 A | A |
| Leakage Current | 0.2 µA at 25 °C, 1 µA at 85 °C | µA |
| Operating Junction Temperature | -55 to +150 °C | °C |
| Package Type | SMB (JEDEC DO-214AA) | - |
| Compliance Standards | ISO 10605, ISO 7637-2, UL94 V0, AEC-Q101 qualified | - |
Key Features
- AEC-Q101 Qualified: Ensures the component meets stringent automotive standards.
- High Peak Pulse Power: 600 W (10/1000 µs) and 4 kW (8/20 µs) to handle high surge currents.
- Low Leakage Current: 0.2 µA at 25 °C and 1 µA at 85 °C for minimal power consumption.
- High Junction Temperature: Operating up to 150 °C for reliability in harsh environments.
- Planar Technology: Enhances compatibility with high-end circuits requiring low leakage and high junction temperatures.
- Compliance with Standards: Meets ISO 10605, ISO 7637-2, UL94 V0, and other relevant standards.
Applications
The SM6T68CAY is designed for use in automotive systems to protect sensitive circuits from voltage surges and electrostatic discharges. It is particularly suitable for applications such as:
- Automotive electrical systems
- Infotainment and navigation systems
- Safety and security systems
- Power management and control systems
Q & A
- What is the peak pulse power of the SM6T68CAY? The peak pulse power is 600 W (10/1000 µs) and 4 kW (8/20 µs).
- What is the stand-off voltage of the SM6T68CAY? The stand-off voltage is 68 V.
- What are the leakage current values for the SM6T68CAY? 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 SM6T68CAY? The operating junction temperature range is -55 to +150 °C.
- Is the SM6T68CAY AEC-Q101 qualified? Yes, the SM6T68CAY is AEC-Q101 qualified.
- What package type does the SM6T68CAY use? The SM6T68CAY uses the SMB (JEDEC DO-214AA) package type.
- What standards does the SM6T68CAY comply with? The SM6T68CAY complies with ISO 10605, ISO 7637-2, UL94 V0, and other relevant standards.
- What is the maximum peak pulse current of the SM6T68CAY? The maximum peak pulse current is 6.5 A.
- What technology is used in the SM6T68CAY? The SM6T68CAY uses planar technology.
- What are typical applications for the SM6T68CAY? Typical applications include automotive electrical systems, infotainment and navigation systems, safety and security systems, and power management and control systems.
