Overview
The SMA6T33AY is a part of the SMA6TY Transil series from STMicroelectronics, designed to protect sensitive automotive circuits against surges and electrostatic discharges. This component is specifically engineered to meet the stringent requirements of automotive environments, ensuring reliability and stability over time. The SMA6T33AY is packaged in an SMA (Surface Mount Assembly) package, which is compatible with high-end circuits requiring low leakage current and high junction temperature tolerance.
Key Specifications
| Symbol | Parameter | Value | Unit |
|---|---|---|---|
| VPP | Peak pulse voltage (ISO10605, C = 330 pF, R = 330 Ω) | 30 | kV |
| PPP | Peak pulse power dissipation (10/1000 µs, Tj initial = Tamb) | 600 | W |
| Tj | Operating junction temperature range | -55 to +150 | °C |
| Tstg | Storage temperature range | -65 to +150 | °C |
| TL | Maximum lead temperature for soldering during 10 s | 260 | °C |
| IRM max at VRM | Maximum leakage current at VRM | 0.2 µA | µA |
| VBR at IBR | Breakdown voltage at IBR | 28.2 - 34.7 V | V |
| VCL | Clamping voltage | 45.7 V (at 25 °C) | V |
| IPP | Peak pulse current | 13.1 A (at 25 °C) | A |
| RD | Dynamic resistance | 0.840 Ω (at 25 °C) | Ω |
Key Features
- Protection Against Surges and ESD: Designed to protect against surges defined in ISO 7637-2 and electrostatic discharges according to ISO 10605.
- High Reliability: Planar technology ensures low leakage current and high junction temperature tolerance, providing reliability and stability over time.
- Automotive Grade: Specifically designed for automotive applications, meeting the stringent requirements of these environments.
- SMA Package: Surface Mount Assembly package for easy integration into high-end circuits.
- Environmental Compliance: Available in ECOPACK packages with various environmental compliance grades.
Applications
- Automotive Electronics: Ideal for protecting sensitive circuits in automotive systems, including infotainment, safety, and control systems.
- Industrial Control Systems: Suitable for use in industrial control systems that require protection against voltage surges and ESD.
- Consumer Electronics: Can be used in consumer electronics that need robust protection against transient voltages.
Q & A
- What is the peak pulse power dissipation of the SMA6T33AY?
The peak pulse power dissipation is 600 W for a 10/1000 µs pulse duration.
- What is the operating junction temperature range of the SMA6T33AY?
The operating junction temperature range is -55 to +150 °C.
- What is the breakdown voltage of the SMA6T33AY?
The breakdown voltage (VBR) ranges from 28.2 to 34.7 V.
- What is the clamping voltage of the SMA6T33AY at 25 °C?
The clamping voltage (VCL) at 25 °C is 45.7 V.
- What is the dynamic resistance of the SMA6T33AY at 25 °C?
The dynamic resistance (RD) at 25 °C is 0.840 Ω.
- Is the SMA6T33AY suitable for automotive applications?
Yes, it is specifically designed for automotive applications and meets the relevant automotive standards.
- What package type is the SMA6T33AY available in?
The SMA6T33AY is available in an SMA (Surface Mount Assembly) package.
- What are the environmental compliance options for the SMA6T33AY?
The SMA6T33AY is available in various ECOPACK packages with different environmental compliance grades.
- What is the maximum lead temperature for soldering the SMA6T33AY?
The maximum lead temperature for soldering during 10 seconds is 260 °C.
- How does the SMA6T33AY protect against electrostatic discharges?
The SMA6T33AY protects against electrostatic discharges according to ISO 10605, withstanding up to 30 kV for both air and contact discharges.
