Overview
The SM15T15AHE3_A/H is a transient voltage suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, designed to provide protection against voltage transients in sensitive electronics. It is particularly useful in applications where inductive load switching and lightning strikes could induce harmful voltage spikes.
The SM15T15AHE3_A/H is available in a surface mount DO-214AB (SMCJ) package, making it ideal for automated placement in various electronic assemblies. It is AEC-Q101 qualified, ensuring its suitability for automotive applications, as well as other demanding environments such as industrial, consumer, and telecommunication systems.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Voltage - Reverse Standoff (Typ) | VWM | 12.8 | V |
| Voltage - Breakdown (Min) | VBR | 14.3 | V |
| Voltage - Clamping (Max) @ Ipp | VC | 21.2 | V |
| Peak Pulse Current (10/1000 μs) | IPP | 71 | A |
| Peak Pulse Power (10/1000 μs) | PPPM | 1500 | W |
| Power Dissipation on Infinite Heatsink | PD | 6.5 | W |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package/Case | DO-214AB (SMCJ) | ||
| Qualification | AEC-Q101 |
Key Features
- Low Profile Package: The SM15T15AHE3_A/H features a low profile surface mount DO-214AB (SMCJ) package, ideal for automated placement and space-saving designs.
- High Peak Pulse Power Capability: It offers a peak pulse power capability of 1500 W with a 10/1000 μs waveform, providing robust protection against transient voltage spikes.
- Excellent Clamping Capability: The diode has a maximum clamping voltage of 21.2 V at the peak pulse current, ensuring effective voltage regulation.
- Low Inductance: Designed with low inductance, this diode minimizes the impact of inductive effects in high-frequency applications.
- AEC-Q101 Qualified: Suitable for automotive applications due to its AEC-Q101 qualification, ensuring reliability and performance in demanding environments.
- Wide Operating Temperature Range: The diode operates over a temperature range of -65°C to +150°C, making it versatile for various applications.
Applications
The SM15T15AHE3_A/H is used in a variety of applications to protect sensitive electronics from voltage transients. These include:
- Automotive Systems: Protects against voltage spikes in automotive electronics, such as those induced by inductive load switching.
- Industrial Electronics: Safeguards industrial control systems and equipment from transient voltages caused by large coils or industrial motors.
- Consumer Electronics: Provides protection for consumer devices against voltage transients, ensuring reliability and longevity.
- Computer and Telecommunication Systems: Protects sensitive components in computer and telecommunication equipment from voltage spikes.
- Sensor Units: Used to protect signal lines of sensor units from transient voltages.
Q & A
- What is the peak pulse power capability of the SM15T15AHE3_A/H?
The peak pulse power capability is 1500 W with a 10/1000 μs waveform.
- What is the typical reverse standoff voltage (VWM) of the SM15T15AHE3_A/H?
The typical reverse standoff voltage (VWM) is 12.8 V.
- What is the maximum clamping voltage (VC) at the peak pulse current (IPP)?
The maximum clamping voltage (VC) at the peak pulse current (IPP) is 21.2 V.
- What is the operating junction and storage temperature range of the SM15T15AHE3_A/H?
The operating junction and storage temperature range is -65°C to +150°C.
- Is the SM15T15AHE3_A/H AEC-Q101 qualified?
- What package type does the SM15T15AHE3_A/H come in?
The SM15T15AHE3_A/H comes in a surface mount DO-214AB (SMCJ) package.
- What are some typical applications of the SM15T15AHE3_A/H?
Typical applications include automotive systems, industrial electronics, consumer electronics, computer and telecommunication systems, and sensor units.
- What is the peak pulse current (IPP) of the SM15T15AHE3_A/H?
The peak pulse current (IPP) is 71 A.
- Does the SM15T15AHE3_A/H have low inductance?
- What is the power dissipation on an infinite heatsink for the SM15T15AHE3_A/H?
The power dissipation on an infinite heatsink is 6.5 W.
