SMBJ4742CE3/TR13

Product Overview

• Category: Diode
• Use: Voltage suppression in electronic circuits
• Characteristics: Transient voltage suppressor diode, 600W peak pulse power capability, low clamping voltage, fast response time
• Package: DO-214AA (SMB), 2-Pin
• Essence: Protection of sensitive electronic components from voltage transients
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 600W
• Breakdown Voltage: 42V
• Clamping Voltage: 58V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ4742CE3/TR13 has a simple 2-pin configuration with no polarity.

Functional Features

• Provides protection against voltage transients
• Fast response time ensures minimal damage to protected components
• Low clamping voltage limits the stress on the circuit during transient events

Advantages and Disadvantages

Advantages

• High peak pulse power capability
• Fast response time
• Low clamping voltage

Disadvantages

• Limited breakdown voltage compared to some other diodes
• Sensitive to temperature extremes

Working Principles

The SMBJ4742CE3/TR13 operates by diverting excess transient voltage away from sensitive electronic components, thereby protecting them from damage. When a transient voltage spike occurs, the diode rapidly conducts, providing a low impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The SMBJ4742CE3/TR13 is commonly used in various electronic devices and systems where protection against voltage transients is required. Some specific applications include: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• SMBJ5.0A: Breakdown Voltage: 5V, Peak Pulse Power: 600W
• SMBJ15CA: Breakdown Voltage: 15V, Peak Pulse Power: 600W
• SMBJ33A: Breakdown Voltage: 33V, Peak Pulse Power: 600W
• SMBJ120A: Breakdown Voltage: 120V, Peak Pulse Power: 600W

In conclusion, the SMBJ4742CE3/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients. Its high peak pulse power capability, low clamping voltage, and fast response time make it suitable for a wide range of applications. However, its limited breakdown voltage and sensitivity to temperature extremes should be considered when selecting this diode for a particular application.

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