SMBJ7.0HE3/52

Introduction

The SMBJ7.0HE3/52 is a diode belonging to the category of transient voltage suppressors (TVS). This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AA (SMB), 2-Pin
• Essence: Provides protection by diverting excessive current away from sensitive components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Voltage - Reverse Standoff (Typ): 7V
• Voltage - Breakdown (Min): 7.78V
• Voltage - Clamping (Max) @ Ipp: 11.4V
• Current - Peak Pulse (10/1000µs): 19.6A
• Power - Peak Pulse: 600W
• Type: Zener

Detailed Pin Configuration

The SMBJ7.0HE3/52 diode has two pins, with the cathode connected to the ground and the anode connected to the protected circuit.

Functional Features

• Transient Voltage Suppression: Rapidly responds to overvoltage events, protecting downstream components.
• Low Clamping Voltage: Limits the voltage across the protected circuit during transient events.
• High Surge Current Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact package size

Disadvantages

• Limited to specific voltage ranges
• Requires careful consideration of placement in circuit design

Working Principles

The SMBJ7.0HE3/52 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the sensitive components and limiting the voltage across the circuit.

Detailed Application Field Plans

The SMBJ7.0HE3/52 is commonly used in various applications, including: - Power supplies - Communication systems - Automotive electronics - Industrial equipment - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: P6KE6.8CA
  • Category: TVS Diode
  • Voltage - Reverse Standoff: 6.8V
  • Package: DO-15
• Alternative Model 2: 1.5KE6.8A
  • Category: TVS Diode
  • Voltage - Reverse Standoff: 6.8V
  • Package: DO-201

In conclusion, the SMBJ7.0HE3/52 diode offers effective transient voltage suppression with fast response times and high surge current capabilities, making it suitable for a wide range of applications. However, careful consideration of its voltage limitations and placement within the circuit is necessary for optimal performance.

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