SMA6T18AY - STMicroelectronics

Manufacturer Part Number

SMA6T18AY

Manufacturer

STMicroelectronics

Introduction

Transient Voltage Suppressor designed to protect automotive circuits from voltage surges

Product Features and Performance

Unidirectional TVS diode

Transient protection for sensitive circuits

Surface mount DO-214AC, SMA package

Compliance with IEC standards for ESD immunity

Product Advantages

High surge capability

Low leakage current

Fast response time

AEC-Q101 qualified for automotive reliability

Key Technical Parameters

Type: Zener diode

Voltage - Reverse Standoff (Typ): 15.3V

Voltage - Breakdown (Min): 17.1V

Voltage - Clamping (Max): 32.3V at Ipp

Current - Peak Pulse: 123A (8/20µs)

Power - Peak Pulse: 600W

Operating Temperature Range: -40°C to 150°C

Quality and Safety Features

AEC-Q101 automotive qualification

Meets ISO7637-2 for transient immunity

Robust against repetitive surges

Compatibility

Surface Mount compatible with DO-214AC, SMA footprint

Designed for integration in automotive circuit protection

Application Areas

Automotive systems

Industrial applications

Power supply lines

Data communication lines

Product Lifecycle

Active product status

Not nearing discontinuation

Compatible upgrades or replacements available as per standard STMicroelectronics practice

Several Key Reasons to Choose This Product

Proven efficiency in surge protection for automotive applications

Simplified design with unidirectional protection

Enhanced thermal characteristics for high reliability

Stringent quality standards meeting AEC-Q101 requirements

600W peak pulse power handling capabilities

High-temperature operational stability

Easy to integrate into existing circuit designs