SMBJ43CA-Q

Product Overview

The SMBJ43CA-Q belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transient surges. The SMBJ43CA-Q is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a compact SMB package and is available in various quantities per package.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transient surges
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: SMB (Surface Mount Device)
• Essence: Protecting sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, with varying quantities per reel

Specifications

• Part Number: SMBJ43CA-Q
• Peak Power Dissipation: 600W
• Breakdown Voltage: 43V
• Operating Temperature Range: -55°C to +150°C
• Package Type: SMB
• Polarity: Unidirectional

Detailed Pin Configuration

The SMBJ43CA-Q typically features two pins in a surface mount package. The pin configuration is as follows: 1. Pin 1: Anode 2. Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages
• Fast Response Time: Rapid reaction to voltage spikes
• High Surge Capability: Able to withstand high surge currents

Advantages and Disadvantages

Advantages

• Effective protection of sensitive electronic components
• Fast response time ensures minimal damage from voltage spikes
• Compact SMB package allows for space-efficient mounting

Disadvantages

• Limited to unidirectional transient voltage suppression
• May require additional components for bidirectional protection

Working Principles

The SMBJ43CA-Q operates by diverting excess current away from sensitive components when a voltage spike occurs. This is achieved through the rapid conduction of the diode, which effectively clamps the transient overvoltage to a safe level, protecting downstream components.

Detailed Application Field Plans

The SMBJ43CA-Q finds extensive application in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• SMBJ5.0A: Breakdown Voltage: 5V
• SMBJ10A: Breakdown Voltage: 10V
• SMBJ24A: Breakdown Voltage: 24V
• SMBJ58A: Breakdown Voltage: 58V

In summary, the SMBJ43CA-Q transient voltage suppressor diode offers effective protection against voltage spikes and transient surges, making it an essential component in various electronic systems.

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