Overview
The SM15T7V5AY is a Transil series TVS (Transient Voltage Suppressor) diode manufactured by STMicroelectronics. This component is designed to protect sensitive automotive circuits against surges and electrostatic discharges. It is part of the SM15TY series, which utilizes Planar technology to ensure compatibility with high-end circuits requiring low leakage current and high junction temperature for long-term reliability and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power (10/1000 µs) | 1500 | W |
| Peak Pulse Power (8/20 µs) | 10 kW | W |
| Stand-off Voltage | 7.5 V | V |
| Breakdown Voltage (VBR) at 25 °C | 7.13 - 7.88 V | V |
| Leakage Current at 25 °C | 0.2 µA | µA |
| Operating Junction Temperature Range | -55 to +150 °C | °C |
| Maximum Lead Temperature for Soldering | 260 °C | °C |
| Storage Temperature Range | -65 to +150 °C | °C |
| Package Type | SMC (Surface Mount) | |
| Weight | 0.25 g | g |
Key Features
- AEC-Q101 qualified for automotive applications.
- 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.
- High operating junction temperature: up 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 more.
- High ESD protection: exceeds level 4 of IEC 61000-4-4 and ISO10605.
- Lead finishing: matte tin plating.
- JEDEC registered package outline and IPC7531 footprint.
Applications
The SM15T7V5AY is primarily used in automotive electronics to protect sensitive circuits against electrical surges and electrostatic discharges. It is suitable for applications requiring high reliability and stability, such as:
- Automotive power systems.
- Sensor and control circuits.
- Infotainment systems.
- Other high-end automotive electronics.
Q & A
- What is the peak pulse power dissipation of the SM15T7V5AY?
The peak pulse power dissipation is up to 1500 W (10/1000 µs) and 10 kW (8/20 µs).
- What is the stand-off voltage of the SM15T7V5AY?
The stand-off voltage is 7.5 V.
- What is the operating junction temperature range of the SM15T7V5AY?
The operating junction temperature range is -55 to +150 °C.
- Is the SM15T7V5AY AEC-Q101 qualified?
Yes, the SM15T7V5AY is AEC-Q101 qualified for automotive applications.
- What is the leakage current at 25 °C for the SM15T7V5AY?
The leakage current at 25 °C is 0.2 µA.
- What package type does the SM15T7V5AY use?
The SM15T7V5AY uses the SMC (Surface Mount) package type.
- What are the storage temperature range and maximum lead temperature for soldering?
The storage temperature range is -65 to +150 °C, and the maximum lead temperature for soldering is 260 °C.
- Does the SM15T7V5AY comply with any specific standards?
Yes, it complies with various standards including UL94 V0, J-STD-020 MSL level 1, J-STD-002, JESD 22-B102 E3, and more.
- What is the ESD protection level of the SM15T7V5AY?
The SM15T7V5AY exceeds level 4 of IEC 61000-4-4 and ISO10605 for ESD protection.
- What is the typical application of the SM15T7V5AY?
The SM15T7V5AY is typically used in automotive electronics to protect sensitive circuits against electrical surges and electrostatic discharges.
