Overview
The SM15T7V5A-E3/57T is a transient voltage suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is part of the SM15T series, designed to provide protection against voltage transients in various electronic systems. It is particularly suited for applications requiring high peak pulse power capability and excellent clamping characteristics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - Breakdown (Min) | 7.13 V | V |
| Voltage - Clamping (Max) @ Ipp | 11.3 V | V |
| Peak Pulse Power Dissipation | 1500 W | W |
| Package | DO-214AB, SMC | |
| Operating Temperature | -65°C to 150°C (TJ) | °C |
| Mounting Type | Surface Mount | |
| Power Dissipation on Infinite Heatsink | 6.5 W | W |
| Peak Pulse Current with a 10/1000 µs waveform | See specific IPPM table | A |
| Typical Thermal Resistance, Junction to Ambient Air | 75 °C/W | °C/W |
Key Features
- Low profile package ideal for automated placement
- Glass passivated chip junction for high reliability
- 1500 W peak pulse power capability with a 10/1000 µs waveform
- Excellent clamping capability and low inductance
- AEC-Q101 qualified for automotive applications (available with specific ordering codes)
- Meets MSL level 1, per J-STD-020, with a maximum peak of 260 °C
Applications
The SM15T7V5A-E3/57T is used in various applications to protect sensitive electronics against voltage transients. These include:
- Protection against inductive load switching and lightning-induced transients
- ICs, MOSFETs, and signal lines of sensor units
- Consumer, computer, industrial, automotive, and telecommunication systems
Q & A
- What is the primary function of the SM15T7V5A-E3/57T? The primary function is to protect electronic systems against voltage transients.
- What is the peak pulse power dissipation of the SM15T7V5A-E3/57T? It is 1500 W with a 10/1000 µs waveform.
- What is the operating temperature range of the SM15T7V5A-E3/57T? The operating temperature range is -65°C to 150°C (TJ).
- What package type does the SM15T7V5A-E3/57T use? It uses the DO-214AB, SMC package.
- Is the SM15T7V5A-E3/57T AEC-Q101 qualified? Yes, it is AEC-Q101 qualified for automotive applications with specific ordering codes.
- What is the typical thermal resistance of the SM15T7V5A-E3/57T? The typical thermal resistance, junction to ambient air, is 75 °C/W.
- What are the common applications of the SM15T7V5A-E3/57T? Common applications include protection in consumer, computer, industrial, automotive, and telecommunication systems.
- How does the SM15T7V5A-E3/57T handle high peak pulse currents? It is designed to handle high peak pulse currents with a 10/1000 µs waveform.
- Is the SM15T7V5A-E3/57T suitable for automated placement? Yes, it is suitable for automated placement due to its low profile package.
- What is the maximum reverse leakage current at the stand-off voltage? The maximum reverse leakage current at the stand-off voltage (VWM) is specified in the datasheet, typically in the range of a few microamperes.
