SM15T18AHE3/9AT

Product Overview

Use

It is used for surge protection in various electronic circuits and systems to safeguard against voltage transients and spikes.

Characteristics

Low clamping voltage
Fast response time
High surge current capability
RoHS compliant

Package

The SM15T18AHE3/9AT is available in a DO-214AB (SMC) package.

Essence

This TVS diode provides robust transient voltage protection for sensitive electronic components.

Packaging/Quantity

It is typically packaged in reels with quantities varying based on customer requirements.

Specifications

Standoff Voltage: 15V
Breakdown Voltage: 18V
Peak Pulse Power: 1500W
Operating Temperature Range: -55°C to 150°C
Reverse Standoff Voltage: 12.8V
Maximum Clamping Voltage: 24.4V
Leakage Current: 1μA maximum at 12.8V

Detailed Pin Configuration

The SM15T18AHE3/9AT has two pins, anode, and cathode, which are clearly marked on the device.

Functional Features

Provides effective protection against transient overvoltage events
Fast response time ensures minimal impact on the protected circuit
Low clamping voltage helps in limiting the voltage excursion during transient events

Advantages

Robust surge protection
Compact size
RoHS compliant

Disadvantages

Sensitive to excessive current or power surges
May require additional circuitry for comprehensive protection in high-power applications

Working Principles

When a transient voltage spike occurs, the TVS diode conducts and diverts the excess energy away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The SM15T18AHE3/9AT is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

SMAJ15A: Similar specifications in SMA package
P6SMB15A: Higher power handling capability in SMB package
SMCJ15A: Higher standoff voltage in SMC package

In conclusion, the SM15T18AHE3/9AT TVS diode offers reliable surge protection for a wide range of electronic applications, making it an essential component in ensuring the longevity and reliability of sensitive electronic systems.

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기술 솔루션에 SM15T18AHE3/9AT 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

What is the SM15T18AHE3/9AT?
- The SM15T18AHE3/9AT is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum clamping voltage of the SM15T18AHE3/9AT?
- The maximum clamping voltage of the SM15T18AHE3/9AT is 29.2V at 21.5A.
What are the typical applications of the SM15T18AHE3/9AT?
- The SM15T18AHE3/9AT is commonly used in applications such as power supplies, telecommunications equipment, industrial control systems, and automotive electronics for transient voltage protection.
What is the peak pulse current rating of the SM15T18AHE3/9AT?
- The peak pulse current rating of the SM15T18AHE3/9AT is 339A.
What is the breakdown voltage of the SM15T18AHE3/9AT?
- The breakdown voltage of the SM15T18AHE3/9AT is 20V.
Is the SM15T18AHE3/9AT RoHS compliant?
- Yes, the SM15T18AHE3/9AT is RoHS compliant, making it suitable for use in environmentally conscious designs.
What is the operating temperature range of the SM15T18AHE3/9AT?
- The SM15T18AHE3/9AT has an operating temperature range of -55°C to 150°C, allowing it to be used in a wide range of environments.
Does the SM15T18AHE3/9AT have a low leakage current?
- Yes, the SM15T18AHE3/9AT features a low leakage current, which is beneficial for maintaining the integrity of the protected circuit.
Can the SM15T18AHE3/9AT be used for surge protection in automotive electronics?
- Yes, the SM15T18AHE3/9AT is suitable for surge protection in automotive electronics, providing reliable transient voltage suppression.
Are there any specific layout considerations when using the SM15T18AHE3/9AT in a circuit?
- It is recommended to minimize the length and impedance of the connections to the SM15T18AHE3/9AT and to ensure proper grounding for optimal performance in the circuit.