Overview
The SM15T18AHM3_A/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. The SM15T18AHM3_A/H is particularly suited for applications requiring high reliability and robust protection against electrical surges.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Working Voltage (VWM) | 15.3 | V |
| Breakdown Voltage (VBR) | 17.1 - 18.9 | V |
| Clamping Voltage (VC) at IPPM (10/1000 μs) | 32.5 | V |
| Peak Pulse Power Dissipation (PPPM) | 1500 | W |
| Peak Pulse Current (IPPM) | 59.5 | A |
| Power Dissipation on Infinite Heatsink (PD) | 6.5 | W |
| Operating Junction and Storage Temperature Range (TJ, TSTG) | -65 to +150 | °C |
| Package | SMC (DO-214AB) | |
| Termination Style | SMD/SMT |
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, providing robust protection against voltage transients.
- Excellent Clamping Capability: Effective in limiting voltage spikes to a safe level.
- Low Inductance: Minimizes the impact of inductive effects in high-frequency applications.
- AEC-Q101 Qualified: Suitable for automotive applications, ensuring high reliability and performance.
- RoHS and Halogen-Free Compliance: Meets environmental and safety standards.
- High Temperature Rating: Operating junction temperature up to 150 °C.
Applications
The SM15T18AHM3_A/H is used in various applications to protect sensitive electronics against voltage transients, including:
- Industrial and automotive systems
- Consumer electronics
- Computer and telecommunication systems
- Protection of ICs, MOSFETs, and signal lines in sensor units
Q & A
- What is the primary function of the SM15T18AHM3_A/H?
The primary function is to protect electronic circuits from voltage transients and surges.
- What is the peak pulse power dissipation of the SM15T18AHM3_A/H?
1500 W with a 10/1000 μs waveform.
- What is the breakdown voltage range for the SM15T18AHM3_A/H?
17.1 V to 18.9 V.
- What is the clamping voltage at IPPM for the SM15T18AHM3_A/H?
32.5 V.
- Is the SM15T18AHM3_A/H AEC-Q101 qualified?
- What is the operating junction temperature range for the SM15T18AHM3_A/H?
-65 °C to +150 °C.
- What package type does the SM15T18AHM3_A/H use?
SMC (DO-214AB).
- Is the SM15T18AHM3_A/H RoHS and halogen-free compliant?
- What are some typical applications for the SM15T18AHM3_A/H?
Industrial, automotive, consumer electronics, computer, and telecommunication systems.
- What is the termination style of the SM15T18AHM3_A/H?
SMD/SMT.
