SMAJ43CA-TR - STMicroelectronics

Manufacturer Part Number

SMAJ43CA-TR

Manufacturer

STMicroelectronics

Introduction

Transient Voltage Suppressor (TVS) Diode designed for surge and electrostatic discharge (ESD) protection.

Product Features and Performance

Zener TVS Diode

Bidirectional Device

400W Peak Pulse Power capability

Supports 43V Reverse Standoff Voltage

8V Breakdown Voltage Minimum

91V Maximum Clamping Voltage at Peak Pulse Current

25A Peak Pulse Current (8/20µs waveform)

Designed for surface mount applications

Operational across a wide temperature range from -55°C to 150°C

Product Advantages

Robust surge suppression performance

Bidirectional protection simplifies circuit design

Low leakage current

High surge capability

Suitable for high-density board designs due to its small package

Key Technical Parameters

Voltage - Reverse Standoff (Typ): 43V

Voltage - Breakdown (Min): 47.8V

Voltage - Clamping (Max) @ Ipp: 91V

Current - Peak Pulse (10/1000µs): 25A

Power - Peak Pulse: 400W

Operational Temperature Range: -55°C ~ 150°C

Quality and Safety Features

Meets industry standards for TVS diode performance

High reliability and stability under surge conditions

Compatibility

Compatible with surface mount technology (SMT) processes

Fits the DO-214AC, SMA footprint

Application Areas

General Purpose circuits

Consumer Electronics

Industrial Systems

Telecommunications

Automotive applications

Product Lifecycle

Active status

No reported impending discontinuation

Potential replacements or upgrades would be similar TVS diodes with equivalent or improved ratings

Several Key Reasons to Choose This Product

High surge protection in a compact package

Bidirectional transient voltage suppression capability

Wide operating temperature range suitable for various environments

Reputable manufacturer with industry-standard compliance

Ease of integration with existing surface mount manufacturing processes

Packaged in Tape & Reel (TR) for automated assembly efficiency