Overview
The SM15T39AHM3/H 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. It is particularly suited for applications requiring high reliability and robust protection against transient voltages.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Peak Power Dissipation (10/1000 μs waveform) | PPPM | 1500 | W |
| Peak Pulse Current (10/1000 μs waveform) | IPPM | 28 | A |
| Reverse Stand-Off Voltage (VWM) | VWM | 37.1 | V |
| Reverse Breakdown Voltage (VBR) | VBR | 37.1 | V |
| Clamp Voltage (Vc) | Vc | 53.9 | V |
| Maximum Junction Temperature | TJ | -65 to +150 | °C |
| Package | SMC (DO-214AB) | ||
| Peak Forward Surge Current (10 ms single half sine-wave) | IFSM | 200 | A |
Key Features
- Low Profile Package: Ideal for automated placement and space-saving designs.
- Glass Passivated Chip Junction: Enhances reliability and performance.
- High Peak Pulse Power Capability: 1500 W with a 10/1000 μs waveform, providing robust protection against transient voltages.
- Excellent Clamping Capability: Effective in protecting sensitive electronics from voltage transients.
- Low Inductance: Minimizes the impact of inductive loads on the component.
- AEC-Q101 Qualified: Suitable for automotive applications requiring high reliability.
- RoHS and Halogen-Free Compliant: Meets environmental and safety standards.
Applications
The SM15T39AHM3/H is used in various applications to protect sensitive electronics against voltage transients. These include:
- Consumer electronics
- Computer systems
- Industrial equipment
- Automotive systems
- Telecommunication devices
- Protection against lightning-induced transients and switching transients from inductive loads.
Q & A
- What is the peak power dissipation of the SM15T39AHM3/H? The peak power dissipation is 1500 W with a 10/1000 μs waveform.
- What is the maximum junction temperature for this component? The maximum junction temperature is -65 to +150 °C.
- What package type does the SM15T39AHM3/H use? It uses the SMC (DO-214AB) package.
- Is the SM15T39AHM3/H AEC-Q101 qualified? Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
- What is the clamp voltage (Vc) of the SM15T39AHM3/H? The clamp voltage is 53.9 V.
- What are the typical applications of the SM15T39AHM3/H? It is used to protect against voltage transients in consumer, computer, industrial, automotive, and telecommunication systems.
- Is the SM15T39AHM3/H RoHS and halogen-free compliant? Yes, it is both RoHS and halogen-free compliant.
- What is the peak pulse current rating of the SM15T39AHM3/H? The peak pulse current rating is 28 A.
- What is the reverse stand-off voltage (VWM) of the SM15T39AHM3/H? The reverse stand-off voltage is 37.1 V.
- What is the maximum forward surge current rating of the SM15T39AHM3/H? The maximum forward surge current rating is 200 A for a 10 ms single half sine-wave.
