Overview
The SM30T35AY is a high-performance Transil™ TVS (Transient Voltage Suppressor) diode designed by STMicroelectronics for automotive applications. This component is part of the SM30TY series, which is engineered to protect sensitive automotive circuits against various types of surges and electrostatic discharges. The SM30T35AY is particularly suited for high-end circuits that require low leakage current and high junction temperature stability to ensure long-term reliability and stability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Power Dissipation (10/1000 μs) | 3000 | W |
| Peak Pulse Power Dissipation (8/20 μs) | Up to 36 kW | kW |
| Stand-off Voltage (VRM) | 30 - 35.1 V | V |
| Operating Junction Temperature Range | -55 to +175 | °C |
| Storage Temperature Range | -65 to +175 | °C |
| Maximum Lead Temperature for Soldering | 260 | °C (for 10 s) |
| Package Type | SMC (JEDEC DO-214AB) | |
| Compliance Standards | ISO 10605, ISO 7637-2, IEC 61000-4-2 |
Key Features
- High Surge Capability: 3000 W (10/1000 μs) and up to 36 kW (8/20 μs).
- Stand-off Voltage Range: From 30 V to 35.1 V, making it suitable for various automotive applications.
- Unidirectional and Bidirectional Types: Available in both unidirectional and bidirectional configurations to cater to different circuit protection needs.
- High Junction Temperature: Operating junction temperature range of -55 to +175 °C, ensuring reliability in harsh environments.
- Low Leakage Current: Designed with planar technology to minimize leakage current, enhancing overall circuit stability.
- AEC-Q101 Qualified: Meets the stringent requirements of the automotive industry, ensuring high reliability and performance).
- Compliance with Standards: Compliant with ISO 10605, ISO 7637-2, and IEC 61000-4-2 standards for electrostatic discharges and surges).
Applications
The SM30T35AY is designed for use in automotive systems to protect sensitive electronic circuits from various types of surges and electrostatic discharges. Specific applications include:
- Protection against load dump pulses and other transient events in automotive electrical systems).
- Shielding against electrostatic discharges (ESD) as per ISO 10605 and IEC 61000-4-2 standards).
- Use in high-end automotive circuits where low leakage current and high junction temperature stability are critical).
Q & A
- What is the peak pulse power dissipation of the SM30T35AY?
The peak pulse power dissipation is 3000 W (10/1000 μs) and up to 36 kW (8/20 μs)).
- What is the stand-off voltage range of the SM30T35AY?
The stand-off voltage range is from 30 V to 35.1 V).
- Is the SM30T35AY available in both unidirectional and bidirectional types?
- What is the operating junction temperature range of the SM30T35AY?
The operating junction temperature range is -55 to +175 °C).
- Does the SM30T35AY meet automotive industry standards?
- What type of package does the SM30T35AY use?
- What is the maximum lead temperature for soldering?
- Is the SM30T35AY suitable for high-end automotive circuits?
- What are the compliance standards for the SM30T35AY?
- What is the storage temperature range of the SM30T35AY?
