SMCJ28A-E3/9AT

Introduction

The SMCJ28A-E3/9AT is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ28A-E3/9AT is designed to provide robust protection for various electronic circuits and devices.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: SMC (DO-214AB)
• Essence: Provides reliable overvoltage protection for electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 28V
• Operating Voltage: 23.1V
• Clamping Voltage: 38.9V
• Peak Pulse Current: 43.5A
• Polarity: Unidirectional

Detailed Pin Configuration

The SMCJ28A-E3/9AT TVS diode typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

• Fast response time to clamp transient voltages
• High surge capability to withstand large transient currents
• Low clamping voltage to limit the voltage across protected components

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and transients
• Fast response time ensures minimal impact on the protected circuit
• High surge capability for reliable performance in demanding environments

Disadvantages

• Can introduce some capacitance into the circuit, affecting high-frequency signals
• Requires careful consideration of placement and routing for optimal performance

Working Principles

When a transient voltage spike occurs, the SMCJ28A-E3/9AT TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The SMCJ28A-E3/9AT TVS diode finds application in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: P6SMB28CA
  • Breakdown Voltage: 28V
  • Package: SMB (DO-214AA)
  • Peak Pulse Power: 600W
• Alternative Model 2: 1.5SMC28CA
  • Breakdown Voltage: 28V
  • Package: SMC (DO-214AB)
  • Peak Pulse Power: 1500W

In summary, the SMCJ28A-E3/9AT TVS diode offers robust transient voltage protection for a wide range of electronic applications, making it an essential component in safeguarding sensitive circuits from damaging voltage events.

Word Count: 443