Overview
The SM15T27AHM3/I is a transient voltage suppressor (TVS) diode produced 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. The SM15T27AHM3/I is particularly suited for applications requiring high peak pulse power capability and excellent clamping performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | 40 | A |
| Stand-off Voltage (VWM) | 37.5 | V |
| Maximum Reverse Leakage at VWM (ID) | 1.0 | μA |
| Maximum Clamping Voltage (VC) at IPPM (10/1000 μs) | 45.7 | V |
| Operating Junction and Storage Temperature Range (TJ, TSTG) | -65 to +150 | °C |
| Package Type | SMC (DO-214AB) | |
| Polarity | Unidirectional |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- High Peak Pulse Power Capability: 1500 W with a 10/1000 μs waveform.
- Excellent Clamping Capability: Effective in protecting sensitive electronics from voltage transients.
- Low Inductance: Minimizes the impact of inductive load switching.
- AEC-Q101 Qualified: Available for automotive applications, ensuring high reliability and performance.
- Glass Passivated Chip Junction: Enhances the component's durability and reliability.
Applications
The SM15T27AHM3/I is widely used in various applications to protect sensitive electronics against voltage transients. These include:
- Consumer Electronics: Protection of ICs, MOSFETs, and signal lines in consumer devices.
- Automotive Systems: Protection against load dump and other transient voltages in automotive electronics.
- Industrial and Telecommunication Systems: Protection of sensitive components from transients induced by inductive load switching and lightning.
- Computer Systems: Protection of ICs and other sensitive components from voltage transients.
Q & A
- What is the peak power dissipation of the SM15T27AHM3/I?
The peak power dissipation is 1500 W with a 10/1000 μs waveform. - What is the maximum peak pulse current (IPPM) of the SM15T27AHM3/I?
The maximum peak pulse current is 40 A. - What is the stand-off voltage (VWM) of the SM15T27AHM3/I?
The stand-off voltage is 37.5 V. - What is the operating junction and storage temperature range of the SM15T27AHM3/I?
The operating junction and storage temperature range is -65 to +150 °C. - Is the SM15T27AHM3/I AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified for automotive applications. - What package type does the SM15T27AHM3/I use?
The package type is SMC (DO-214AB). - What is the polarity of the SM15T27AHM3/I?
The polarity is unidirectional. - What are the typical applications of the SM15T27AHM3/I?
Typical applications include protection of sensitive electronics in consumer, automotive, industrial, and telecommunication systems. - Does the SM15T27AHM3/I have low inductance?
Yes, it has low inductance, which is beneficial for minimizing the impact of inductive load switching. - Is the SM15T27AHM3/I suitable for automated placement?
Yes, it is suitable for automated placement due to its low profile package design.
