Overview
The SM15T18AHE3/57T 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 sensitive electronics. It is particularly useful in applications where inductive load switching and lightning strikes could induce harmful voltage spikes.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Reverse Stand-Off Voltage (VWM) | VWM | 15.3 | V |
| Breakdown Voltage (VBR) | VBR | 17.1 - 18.9 | V |
| Peak Pulse Power (PPPM) | PPPM | 1500 | W |
| Peak Pulse Current (IPPM) | IPPM | 59.5 | A |
| Clamping Voltage (VC) at IPPM (10/1000 μs) | VC | 25.2 | V |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | SMC (DO-214AB) | ||
| AEC-Q101 Qualified | Yes |
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 against voltage transients.
- Low Inductance: Minimizes the impact of inductive switching transients.
- AEC-Q101 Qualified: Suitable for automotive applications.
- RoHS Compliant and Halogen-Free: Meets environmental and safety standards.
- High Operating Temperature Range: From -65°C to +150°C.
Applications
The SM15T18AHE3/57T is used in various applications to protect sensitive electronics against voltage transients, including:
- Consumer electronics
- Computer systems
- Industrial control systems
- Automotive systems
- Telecommunication equipment
- Protection of ICs, MOSFETs, and signal lines of sensor units
Q & A
- What is the primary function of the SM15T18AHE3/57T?
The primary function is to protect sensitive electronics against voltage transients induced by inductive load switching and lightning.
- What is the peak pulse power capability of the SM15T18AHE3/57T?
It has a peak pulse power capability of 1500 W with a 10/1000 μs waveform.
- What is the operating junction and storage temperature range?
The operating junction and storage temperature range is from -65°C to +150°C.
- Is the SM15T18AHE3/57T AEC-Q101 qualified?
Yes, it is AEC-Q101 qualified, making it suitable for automotive applications.
- What is the package type of the SM15T18AHE3/57T?
The package type is SMC (DO-214AB).
- What are the typical applications of the SM15T18AHE3/57T?
Typical applications include consumer electronics, computer systems, industrial control systems, automotive systems, and telecommunication equipment.
- Is the SM15T18AHE3/57T RoHS compliant and halogen-free?
Yes, it is RoHS compliant and halogen-free.
- What is the clamping voltage (VC) at IPPM (10/1000 μs) for the SM15T18AHE3/57T?
The clamping voltage (VC) at IPPM (10/1000 μs) is 25.2 V.
- What is the peak pulse current (IPPM) of the SM15T18AHE3/57T?
The peak pulse current (IPPM) is 59.5 A.
- What is the reverse stand-off voltage (VWM) of the SM15T18AHE3/57T?
The reverse stand-off voltage (VWM) is 15.3 V.
