BZW04P128HE3/54

Introduction

The BZW04P128HE3/54 is a transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage transients. This entry provides an overview of the product, including its category, use, characteristics, package, 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-214AC (SMA), SMC package
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer

Specifications

• Part Number: BZW04P128HE3/54
• Standoff Voltage: 116V
• Breakdown Voltage: 128V
• Peak Pulse Power: 400W
• Operating Temperature Range: -55°C to +175°C
• Compliance: RoHS compliant

Detailed Pin Configuration

The BZW04P128HE3/54 TVS diode typically has two pins, with the specific pinout as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels
• Low Clamping Voltage: Protects downstream components by limiting overvoltage
• Fast Response Time: Quickly responds to voltage transients to prevent damage
• High Surge Current Capability: Can handle large surge currents without degradation

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Low clamping voltage
• High surge current capability

Disadvantages

• Reverse leakage current may be a concern in some applications
• Requires careful consideration of placement in circuit design to maximize effectiveness

Working Principles

The BZW04P128HE3/54 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The BZW04P128HE3/54 is commonly used in various applications, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: BZW04P110HE3/54
  • Standoff Voltage: 98V
  • Breakdown Voltage: 110V
  • Peak Pulse Power: 400W
• Alternative Model 2: BZW04P150HE3/54
  • Standoff Voltage: 133V
  • Breakdown Voltage: 150V
  • Peak Pulse Power: 400W
• Alternative Model 3: BZW04P175HE3/54
  • Standoff Voltage: 155V
  • Breakdown Voltage: 175V
  • Peak Pulse Power: 400W

In conclusion, the BZW04P128HE3/54 transient voltage suppressor diode offers robust protection against voltage transients in various electronic applications. Its fast response time, low clamping voltage, and high surge current capability make it a valuable component in safeguarding sensitive circuits.

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