SMBJ20CA R5G

Product Overview

Category

The SMBJ20CA R5G belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components 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 SMBJ20CA R5G is typically available in a surface mount package.

Essence

The essence of the SMBJ20CA R5G lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The SMBJ20CA R5G is commonly packaged in reels or tape and reel, with quantities varying based on manufacturer specifications.

Specifications

• Standoff Voltage: 20V
• Breakdown Voltage: 22.2V
• Peak Pulse Power: 600W
• Operating Temperature Range: -55°C to 150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMBJ20CA R5G typically features two pins for surface mount installation, with specific pin configurations varying based on the manufacturer's datasheet.

Functional Features

• Transient voltage suppression
• Bidirectional clamping capability
• Low leakage current

Advantages and Disadvantages

Advantages

• Fast response to transient events
• Low clamping voltage protects downstream components
• Compact surface mount package

Disadvantages

• Limited surge current handling compared to larger TVS diodes
• May require additional circuitry for high-power applications

Working Principles

When a transient voltage event occurs, the SMBJ20CA R5G conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.

Detailed Application Field Plans

The SMBJ20CA R5G is commonly used in various electronic systems, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMAJ20A
  • Standoff Voltage: 20V
  • Breakdown Voltage: 22.2V
  • Peak Pulse Power: 400W
• Alternative Model 2: P6KE20CA
  • Standoff Voltage: 20V
  • Breakdown Voltage: 22.2V
  • Peak Pulse Power: 600W

In conclusion, the SMBJ20CA R5G is a crucial component in protecting electronic circuits from transient voltage events, offering fast response and low clamping voltage. Its compact size and bidirectional clamping capability make it suitable for a wide range of applications, although designers should consider its surge current limitations and potential need for supplementary circuitry in high-power scenarios.