SMBJ300CA

Product Overview

Category

The SMBJ300CA belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

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

Package

The SMBJ300CA is typically available in a surface mount package.

Essence

The essence of SMBJ300CA lies in its ability to provide robust protection against transient voltage events, thereby safeguarding electronic circuits and components.

Packaging/Quantity

The SMBJ300CA is commonly packaged in reels or tape and reel format, with quantities varying based on manufacturer specifications.

Specifications

• Standoff Voltage: 300V
• Breakdown Voltage: 333V
• Maximum Clamping Voltage: 485V
• Peak Pulse Current: 10A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ300CA typically features two pins for connection, with the pinout configuration following industry-standard guidelines.

Functional Features

• Bi-directional clamping capability
• Low incremental surge resistance
• High reliability and performance under transient voltage conditions

Advantages and Disadvantages

Advantages

• Fast response time ensures quick protection against transient voltage events
• Low clamping voltage minimizes stress on protected circuits
• High surge current capability provides robust protection

Disadvantages

• May exhibit limited effectiveness in extreme transient voltage conditions
• Requires careful consideration of placement and layout for optimal performance

Working Principles

The SMBJ300CA operates based on the principle of diverting excessive transient voltages away from sensitive electronic components. When a transient voltage event occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The SMBJ300CA finds extensive application in various industries, including: - Telecommunications - Automotive electronics - Industrial automation - Consumer electronics

Its primary role is to protect integrated circuits, sensors, and other electronic components from transient voltage events that could otherwise cause damage or malfunction.

Detailed and Complete Alternative Models

• SMBJ5.0CA: Standoff Voltage: 5V, Breakdown Voltage: 6.4V, Maximum Clamping Voltage: 9.2V
• SMBJ15CA: Standoff Voltage: 15V, Breakdown Voltage: 16.7V, Maximum Clamping Voltage: 24.4V
• SMBJ58CA: Standoff Voltage: 58V, Breakdown Voltage: 64.6V, Maximum Clamping Voltage: 93.6V

These alternative models offer varying levels of protection for different voltage ranges, catering to diverse application requirements.

In conclusion, the SMBJ300CA transient voltage suppressor diode serves as an essential component in protecting electronic devices from transient voltage events, offering fast response, low clamping voltage, and high surge current capability. Its application spans across multiple industries, and it has several alternative models catering to different voltage protection needs.