Overview
The SMA6F26AY is a uni-directional Transient Voltage Suppressor (TVS) diode produced by STMicroelectronics. This component is designed to protect sensitive automotive circuits against surges and electrostatic discharges, adhering to standards such as ISO 7637-2 and ISO 10605. The SMA6F26AY is part of the SMA6TY series, which utilizes planar technology to ensure low leakage current and high junction temperature stability, making it suitable for high-end automotive applications.
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 |
| VBR | Breakdown voltage at IBR | 26 V (Typ.) | V |
| VCL | Clamping voltage at IPP | 53.5 V (Max.) | V |
| IRM | Maximum leakage current at VRM | 20 µA (Max.) | µA |
Key Features
- High Surge Capability: The SMA6F26AY can withstand peak pulse voltages up to 30 kV and peak pulse power dissipation of 600 W.
- Automotive Compliance: Designed to meet automotive standards such as ISO 7637-2 and ISO 10605 for surge and electrostatic discharge protection.
- Low Leakage Current: Ensures minimal current leakage, enhancing the reliability and stability of the protected circuits.
- High Junction Temperature: Operates within a wide junction temperature range of -55°C to +150°C.
- ECOPACK Packaging: Available in environmentally compliant ECOPACK packages, meeting various levels of environmental standards.
Applications
- Advanced Driver Assistance Systems (ADAS): Protects sensitive electronics in ADAS systems from voltage surges and electrostatic discharges.
- Infotainment & Cluster Systems: Ensures the reliability of infotainment and cluster systems in vehicles by protecting against transient voltages.
- Lighting Systems: Safeguards automotive lighting systems from voltage spikes and surges.
- Power-Rail Protection: Provides protection for power rails in various automotive electronic systems.
Q & A
- What is the peak pulse power dissipation of the SMA6F26AY?
The peak pulse power dissipation is 600 W for a 10/1000 µs pulse duration.
- What are the operating and storage temperature ranges for the SMA6F26AY?
The operating junction temperature range is -55°C to +150°C, and the storage temperature range is -65°C to +150°C.
- What is the maximum lead temperature for soldering the SMA6F26AY?
The maximum lead temperature for soldering during 10 seconds is 260°C.
- What is the breakdown voltage of the SMA6F26AY?
The breakdown voltage (VBR) is typically 26 V.
- What is the clamping voltage of the SMA6F26AY?
The clamping voltage (VCL) is up to 53.5 V.
- Is the SMA6F26AY compliant with automotive standards?
Yes, it is designed to meet automotive standards such as ISO 7637-2 and ISO 10605.
- What type of packaging does the SMA6F26AY use?
The SMA6F26AY is available in ECOPACK packages, which are environmentally compliant.
- What is the leakage current of the SMA6F26AY?
The maximum leakage current (IRM) at VRM is 20 µA.
- In what applications is the SMA6F26AY typically used?
It is used in advanced driver assistance systems (ADAS), infotainment & cluster systems, lighting systems, and power-rail protection in automotive electronics.
- What is the direction type of the SMA6F26AY?
The SMA6F26AY is a uni-directional TVS diode.
