SMBJ43CA-E3/5B

Product Overview

The SMBJ43CA-E3/5B belongs to the category of transient voltage suppressor diodes. These diodes are widely used for protecting sensitive electronic components from voltage spikes and transients. The SMBJ43CA-E3/5B is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a DO-214AA (SMB) package and is designed to provide essential protection for various electronic circuits.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: DO-214AA (SMB)
• Essence: Protecting sensitive electronic components
• Packaging/Quantity: Typically available in reels of 3000 units

Specifications

• Part Number: SMBJ43CA-E3/5B
• Peak Pulse Power: 600 Watts
• Breakdown Voltage: 43V
• Operating Voltage: 36.8V
• Clamping Voltage: 58.1V
• Peak Pulse Current: 10A
• Reverse Standoff Voltage: 43V
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ43CA-E3/5B follows the standard pin configuration for DO-214AA (SMB) package diodes, with two leads for connection.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage to a safe level.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• High Surge Capability: Capable of withstanding high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and transients
• Fast response time
• High surge capability

Disadvantages

• Slight increase in circuit complexity due to additional component

Working Principles

The SMBJ43CA-E3/5B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the breakdown voltage, thereby diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The SMBJ43CA-E3/5B is commonly used in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ33CA-E3/5B
• Alternative Model 2: SMBJ48CA-E3/5B
• Alternative Model 3: SMBJ58CA-E3/5B

In conclusion, the SMBJ43CA-E3/5B transient voltage suppressor diode offers reliable protection against voltage spikes and transients, making it an essential component in safeguarding sensitive electronic circuits across diverse industries.

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