Overview
The SM6T12AY is a part of the SM6TY series of Transil™ devices from STMicroelectronics, designed to protect sensitive automotive circuits against electrical surges and electrostatic discharges. These devices are compliant with ISO 7637-2 and ISO 10605 standards, ensuring robust protection in high-end automotive applications. The SM6T12AY features planar technology, which provides low leakage current and high junction temperature capabilities, making it suitable for long-term reliability and stability in demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power (10/1000 µs) | 600 | W |
| Peak Pulse Power (8/20 µs) | 4 kW | |
| Stand-off Voltage (VRM) | 10.2 - 12.6 | V |
| Maximum Leakage Current at VRM (25°C) | 0.2 µA | |
| Maximum Leakage Current at VRM (85°C) | 1 µA | |
| Clamping Voltage (VCL) at IPP (10/1000 µs) | 16.7 | V |
| Pulse Power Dissipation (PPP) | 600 W | |
| Operating Junction Temperature Range | -55 to +150 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Maximum Lead Temperature for Soldering | 260 | °C |
| ESD Protection | 30 kV (air and contact discharge) |
Key Features
- High Surge Protection: Capable of withstanding peak pulse power of 600 W (10/1000 µs) and 4 kW (8/20 µs).
- Low Leakage Current: Ensures minimal current leakage, with values as low as 0.2 µA at 25°C and 1 µA at 85°C.
- High Junction Temperature: Operates reliably up to a junction temperature of 150°C.
- Compliance with Standards: Meets ISO 7637-2 and ISO 10605 standards for surge and ESD protection.
- Planar Technology: Provides compatibility with high-end circuits requiring low leakage and high junction temperatures.
- AEC-Q101 Qualified: Suitable for automotive applications, ensuring high reliability and performance.
- JEDEC Registered Package: SMB package footprint in accordance with IPC 7531 standard.
- Environmental Compliance: Available in ECOPACK packages, meeting various environmental standards.
Applications
The SM6T12AY is designed for use in automotive electronics to protect sensitive circuits from electrical surges and electrostatic discharges. Typical applications include:
- Automotive control units and sensors.
- Infotainment systems.
- Powertrain and engine control systems.
- Advanced driver-assistance systems (ADAS).
- Other automotive electronic systems requiring high surge and ESD protection.
Q & A
- What is the peak pulse power rating of the SM6T12AY?
The SM6T12AY has a peak pulse power rating of 600 W (10/1000 µs) and 4 kW (8/20 µs).
- What is the stand-off voltage range of the SM6T12AY?
The stand-off voltage range of the SM6T12AY is from 10.2 to 12.6 V.
- What is the maximum leakage current at 25°C and 85°C?
The maximum leakage current is 0.2 µA at 25°C and 1 µA at 85°C.
- What standards does the SM6T12AY comply with?
The SM6T12AY complies with ISO 7637-2 and ISO 10605 standards for surge and ESD protection.
- What is the operating junction temperature range of the SM6T12AY?
The operating junction temperature range is from -55 to +150°C.
- Is the SM6T12AY AEC-Q101 qualified?
- What type of package does the SM6T12AY use?
The SM6T12AY uses an SMB package, which is JEDEC registered and compliant with IPC 7531 standard.
- What is the maximum lead temperature for soldering?
The maximum lead temperature for soldering is 260°C.
- Does the SM6T12AY offer ESD protection?
- What is the storage temperature range for the SM6T12AY?
The storage temperature range is from -65 to +150°C.
