SMAJ43A-TR - STMicroelectronics

Manufacturer Part Number

SMAJ43A-TR

Manufacturer

STMicroelectronics

Introduction

The SMAJ43A-TR is a transient voltage supressor (TVS) diode, part of STMicroelectronics' TRANSIL™ series, designed to protect sensitive electronic equipment from voltage spikes and transients.

Product Features and Performance

Zener type TVS Diode

Unidirectional protection

Reverse Standoff Voltage: 43V

Breakdown Voltage (Min): 47.8V

Clamping Voltage (Max) @ Ipp: 91V

Peak Pulse Current (10/1000µs): 25A

Peak Pulse Power: 400W

Operating Temperature range: -55°C to +150°C

Surface Mount; DO-214AC (SMA) package

Product Advantages

High surge capability

Fast response time to transients

Low incremental surge resistance

Operating Temperature suitable for various environments

Key Technical Parameters

Reverse Standoff Voltage: 43V

Breakdown Voltage: 47.8V minimum

Clamping Voltage: 91V maximum

Peak Pulse Current: 25A

Pulse Power: 400W

Quality and Safety Features

Conforms to international standards for safety and performance

Robust construction ensures long-term reliability

Compatibility

Compatible with surface mount technology (SMT)

Suitable for high-density PCB designs

Application Areas

General-purpose protection in consumer electronics

Power supply protection

Portable devices, telecommunications equipment

Industrial and automotive systems

Product Lifecycle

Currently in active production

Not nearing discontinuation

Replacements or upgrades are available according to technological advancements

Several Key Reasons to Choose This Product

Reliable protection against voltage transients and surges

High power dissipation capability ensures safety in high-surge environments

Broad operating temperature range makes it suitable for a variety of applications

STMicroelectronics' reputation for quality and reliability

Suitable for compact designs due to its SMT compatibility