Overview
The SM15T36AY is a high-performance Transient Voltage Suppressor (TVS) designed by STMicroelectronics for automotive applications. This component is part of the SM15TY series, which is engineered to protect sensitive automotive circuits against surges and electrostatic discharges as defined in ISO 7637-2 and ISO 10605, respectively. The SM15T36AY features STMicroelectronics' Planar technology, ensuring low leakage current and high junction temperature capabilities, which are crucial for 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 | W |
| Stand-off Voltage | 30.8 | V |
| Maximum Junction Temperature | -55 to +150 | °C |
| Leakage Current at 25 °C | 0.2 | µA |
| Leakage Current at 85 °C | 1 | µA |
| Maximum Lead Temperature for Soldering | 260 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| ESD Protection (Contact/Air Discharge) | 30 kV | kV |
| Package Type | SMC |
Key Features
- AEC-Q101 qualified, ensuring automotive-grade reliability.
- High peak pulse power dissipation: up to 1500 W (10/1000 µs) and 10 kW (8/20 µs).
- Low leakage current: 0.2 µA at 25 °C and 1 µA at 85 °C.
- Operating junction temperature range: -55 to +150 °C.
- Compliance with various standards: UL94 V0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102 E3, MIL-STD-750 method 2026, and IPC7531 footprint.
- High ESD protection: exceeds level 4 of IEC 61000-4-2 and ISO 10605 (30 kV air and contact discharge).
- Lead finishing: matte tin plating.
- Available in unidirectional and bidirectional types.
Applications
The SM15T36AY is designed for use in automotive electronics to protect against electrical surges and electrostatic discharges. It is particularly suited for applications that require high reliability and stability, such as:
- Automotive control units and sensors.
- Infotainment systems.
- Powertrain and safety systems.
- Other sensitive electronic circuits in vehicles.
Q & A
- What is the peak pulse power dissipation of the SM15T36AY?
The peak pulse power dissipation is up to 1500 W (10/1000 µs) and 10 kW (8/20 µs).
- What are the operating junction temperature limits of the SM15T36AY?
The operating junction temperature range is -55 to +150 °C.
- Is the SM15T36AY compliant with automotive standards?
Yes, it is AEC-Q101 qualified and complies with various automotive standards.
- What is the leakage current of the SM15T36AY at 25 °C and 85 °C?
The leakage current is 0.2 µA at 25 °C and 1 µA at 85 °C.
- What type of package does the SM15T36AY come in?
The SM15T36AY comes in an SMC package.
- Does the SM15T36AY provide ESD protection?
Yes, it exceeds level 4 of IEC 61000-4-2 and ISO 10605 with 30 kV air and contact discharge protection.
- What is the storage temperature range for the SM15T36AY?
The storage temperature range is -65 to +150 °C.
- Is the SM15T36AY available in both unidirectional and bidirectional types?
Yes, it is available in both unidirectional and bidirectional types.
- What is the maximum lead temperature for soldering the SM15T36AY?
The maximum lead temperature for soldering is 260 °C.
- Does the SM15T36AY comply with UL94 V0?
Yes, it complies with UL94 V0.
