SM6T39A-M3/5B Product Overview

Introduction

The SM6T39A-M3/5B is a high-performance TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, ESD (electrostatic discharge), and other transient voltage events. This entry provides a comprehensive overview of the SM6T39A-M3/5B, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

Category: TVS Diode
Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
Characteristics: High surge capability, low clamping voltage, fast response time
Package: SMB (DO-214AA)
Essence: Transient voltage suppression for electronic circuits
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Part Number: SM6T39A-M3/5B
• Standoff Voltage: 33.3V
• Breakdown Voltage: 39.2V
• Peak Pulse Power: 600W
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SM6T39A-M3/5B TVS diode has a standard SMB (DO-214AA) package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients by diverting excessive current away from sensitive electronic components.
• Fast Response Time: Reacts quickly to transient voltage events, minimizing the risk of damage to protected circuits.

Advantages and Disadvantages

Advantages: - High surge capability - Low clamping voltage - RoHS compliant

Disadvantages: - Relatively higher cost compared to standard diodes - Requires careful consideration of placement in circuit design

Working Principles

The SM6T39A-M3/5B operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the TVS diode rapidly conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SM6T39A-M3/5B is widely used in various applications requiring protection against transient voltage events, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

• Alternative Model 1: SM6T33A-M3/5B
  • Standoff Voltage: 30V
  • Breakdown Voltage: 33.3V
  • Peak Pulse Power: 600W
• Alternative Model 2: SM6T36A-M3/5B
  • Standoff Voltage: 34V
  • Breakdown Voltage: 36V
  • Peak Pulse Power: 600W

In conclusion, the SM6T39A-M3/5B TVS diode offers robust transient voltage suppression capabilities, making it an essential component for protecting sensitive electronic circuits from voltage transients. Its high surge capability, low clamping voltage, and fast response time make it suitable for a wide range of applications across various industries.

[Word Count: 498]