Overview
The SM15T15AY is a high-performance Transil™ series component produced by STMicroelectronics, designed to protect sensitive automotive circuits against electrical surges and electrostatic discharges. This component is part of the SM15TY series, which leverages Planar technology to ensure low leakage current and high junction temperature, providing long-term reliability and stability in high-end circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power Dissipation (10/1000 µs) | 1500 | W |
| Peak Pulse Power Dissipation (8/20 µs) | 10 kW | |
| Stand-off Voltage Range | 5.8 V to 70 V | V |
| Breakdown Voltage (VBR) at 25 °C | 15 V to 16.3 V | V |
| Leakage Current at 25 °C | 0.2 µA | µA |
| Leakage Current at 85 °C | 1 µA | µA |
| Operating Junction Temperature Range | -55 °C to +150 °C | °C |
| Maximum Lead Temperature for Soldering | 260 °C | °C |
| Storage Temperature Range | -65 °C to +150 °C | °C |
| Package Type | SMC (JEDEC DO-214AB) | |
| Compliance Standards | UL94, V0; J-STD-020 MSL level 1; J-STD-002, JESD 22-B102 E3; MIL-STD-750, method 2026; ISO10605, IEC 61000-4-2; ISO7637-2 |
Key Features
- AEC-Q101 qualified for automotive applications.
- High peak pulse power dissipation: 1500 W (10/1000 µs) and 10 kW (8/20 µs).
- Stand-off voltage range from 5.8 V to 70 V.
- Available in unidirectional and bidirectional types.
- Low leakage current: 0.2 µA at 25 °C and 1 µA at 85 °C.
- High operating junction temperature: up to 150 °C.
- High power capability at Tj max: up to 1250 W (10/1000 µs).
- Lead finishing: matte tin plating.
- Compliant with various standards including UL94, V0, J-STD-020, J-STD-002, and ISO10605.
Applications
The SM15T15AY is designed to protect sensitive automotive circuits against electrical surges defined in ISO 7637-2 and electrostatic discharges according to ISO 10605. It is suitable for use in various automotive electronic systems, including those requiring high reliability and stability under harsh environmental conditions.
- Automotive electronics protection.
- Protection against surges and electrostatic discharges.
- High-end automotive circuits requiring low leakage current and high junction temperature.
Q & A
- What is the peak pulse power dissipation of the SM15T15AY?
The peak pulse power dissipation is 1500 W (10/1000 µs) and 10 kW (8/20 µs).
- What is the stand-off voltage range of the SM15T15AY?
The stand-off voltage range is from 5.8 V to 70 V.
- Is the SM15T15AY available in both unidirectional and bidirectional types?
- What is the maximum operating junction temperature of the SM15T15AY?
The maximum operating junction temperature is 150 °C.
- What are the compliance standards for the SM15T15AY?
The component complies with standards such as UL94, V0, J-STD-020, J-STD-002, and ISO10605.
- What is the leakage current of the SM15T15AY at 25 °C and 85 °C?
The leakage current is 0.2 µA at 25 °C and 1 µA at 85 °C.
- What is the package type of the SM15T15AY?
The package type is SMC (JEDEC DO-214AB).
- What are the typical applications of the SM15T15AY?
It is used to protect sensitive automotive circuits against electrical surges and electrostatic discharges.
- Is the SM15T15AY AEC-Q101 qualified?
- What is the maximum lead temperature for soldering the SM15T15AY?
The maximum lead temperature for soldering is 260 °C.
