BZW04-128-E3/73

Product Overview

Category

The BZW04-128-E3/73 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

• Fast response time
• Low clamping voltage
• High surge current capability

Package

The BZW04-128-E3/73 is typically available in a DO-15 package.

Essence

This TVS diode is essential for safeguarding electronic circuits from voltage surges and transients.

Packaging/Quantity

It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Peak Pulse Power: 400 W
• Breakdown Voltage: 128 V
• Maximum Clamping Voltage: 207 V
• Operating Temperature Range: -55°C to 175°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The BZW04-128-E3/73 typically has two pins, with the anode and cathode connections clearly marked.

Functional Features

• Rapid response to transient voltage events
• Limits voltage spikes to protect downstream components
• Low leakage current in normal operating conditions

Advantages

• High surge current handling capability
• Low clamping voltage ensures minimal stress on protected circuits
• Wide operating temperature range

Disadvantages

• May require additional circuitry for comprehensive overvoltage protection
• Sensitive to reverse polarity connection

Working Principles

When a transient voltage spike occurs, the TVS diode conducts and clamps the voltage to a safe level, diverting excess energy away from the protected circuit.

Detailed Application Field Plans

The BZW04-128-E3/73 is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• Alternative Model 1: P6KE120CA

  • Similar breakdown voltage and power dissipation characteristics
  • Available in different package options

• Alternative Model 2: SMAJ130A

  • Lower clamping voltage
  • Suitable for applications requiring tighter voltage tolerances

In conclusion, the BZW04-128-E3/73 transient voltage suppressor diode offers robust protection against voltage transients and spikes, making it an essential component in various electronic systems. Its fast response time, low clamping voltage, and high surge current capability make it a reliable choice for safeguarding sensitive circuits. However, users should be mindful of its limitations, such as the need for additional protective circuitry and sensitivity to reverse polarity. With its wide application field and viable alternative models, the BZW04-128-E3/73 remains a crucial component in ensuring the reliability and longevity of electronic devices.