SMCJ45A-HRAT7 Encyclopedia Entry

Product Overview

The SMCJ45A-HRAT7 belongs to the category of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The SMCJ45A-HRAT7 is widely used in various electronic circuits to safeguard against voltage spikes and surges.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients
• Characteristics: Fast response time, low clamping voltage
• Package: SMC (DO-214AB)
• Essence: Safeguarding sensitive electronic components
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage: 45 V
• Operating Voltage: 38.9 V
• Clamping Voltage: 77.4 V
• Peak Pulse Current: 58.6 A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ45A-HRAT7 has a standard SMC package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response to transient voltage events
• Low clamping voltage to protect downstream components
• High peak pulse power handling capability
• RoHS compliant

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• RoHS compliant

Disadvantages

• Relatively high clamping voltage compared to some alternative models
• Limited to lower voltage applications

Working Principles

When a transient voltage event occurs, the SMCJ45A-HRAT7 diode rapidly conducts, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to the connected components.

Detailed Application Field Plans

The SMCJ45A-HRAT7 is commonly used in the following applications: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

For applications requiring different specifications or performance characteristics, alternative models to consider include: - SMCJ5.0A-HRAT7 (5.0 V breakdown voltage) - SMCJ15A-HRAT7 (15 V breakdown voltage) - SMCJ30A-HRAT7 (30 V breakdown voltage)

In summary, the SMCJ45A-HRAT7 transient voltage suppressor diode offers effective protection against voltage transients in various electronic applications, with its fast response time and high peak pulse power handling capability. However, it is important to consider alternative models for specific voltage requirements and performance characteristics.

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