Overview
The SM15T15AHM3/H is a surface mount transient voltage suppressor (TVS) diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, known for its high reliability and robust protection against voltage transients. The SM15T15AHM3/H is designed to protect sensitive electronics from voltage spikes and surges, making it a crucial component in various industrial, automotive, and consumer applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Stand-Off Voltage (VWM) | VWM | 14.3 - 15.8 | V |
| Breakdown Voltage (VBR) | VBR | 15.8 - 17.5 | V |
| Maximum Clamping Voltage (VC) at IPPM (10/1000 μs) | VC | 21.2 | V |
| Peak Pulse Current (IPPM) | IPPM | 71 | A |
| Power Dissipation on Infinite Heatsink | PD | 6.5 | W |
| Peak Forward Surge Current (10 ms single half sine-wave) | IFSM | 200 | A |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package Type | SMC (DO-214AB) |
Key Features
- Low Profile Package: Ideal for space-constrained applications and automated placement.
- Glass Passivated Chip Junction: Ensures high reliability and stability.
- Available in Unidirectional and Bidirectional Configurations: Offers flexibility for different application needs.
- Excellent Clamping Capability: Provides effective protection against voltage transients.
- Low Inductance: Minimizes the impact of inductive effects.
- AEC-Q101 Qualified: Suitable for automotive applications, ensuring high reliability and performance.
- RoHS Compliant and Halogen-Free: Meets environmental and safety standards.
Applications
The SM15T15AHM3/H is used in various applications to protect sensitive electronics against voltage transients. These include:
- Protection of ICs, MOSFETs, and signal lines in consumer electronics.
- Industrial applications involving inductive load switching and lightning protection.
- Automotive systems requiring robust transient voltage suppression.
- Telecommunication equipment needing reliable voltage surge protection.
Q & A
- What is the peak power dissipation of the SM15T15AHM3/H? The peak power dissipation is 1500 W with a 10/1000 μs waveform.
- What is the stand-off voltage (VWM) range for this component? The stand-off voltage range is 14.3 to 15.8 V.
- What is the maximum clamping voltage (VC) at IPPM (10/1000 μs)? The maximum clamping voltage is 21.2 V.
- What is the peak pulse current (IPPM) rating? The peak pulse current rating is 71 A.
- What is the operating junction and storage temperature range? The operating junction and storage temperature range is -65 to +150 °C.
- Is the SM15T15AHM3/H AEC-Q101 qualified? Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
- What package type does the SM15T15AHM3/H come in? It comes in the SMC (DO-214AB) package type.
- Is the component RoHS compliant and halogen-free? Yes, it is RoHS compliant and halogen-free.
- What are some typical applications for this component? Typical applications include protection of ICs, MOSFETs, and signal lines in consumer electronics, industrial applications, automotive systems, and telecommunication equipment.
- What is the thermal resistance, junction to ambient air, for this component? The typical thermal resistance, junction to ambient air, is 75 °C/W.
