SMCJ40CA-QH: Product Overview and Detailed Information

Introduction

The SMCJ40CA-QH is a high-quality transient voltage suppressor diode designed to protect sensitive electronic devices from voltage spikes and transients. This entry provides a comprehensive overview of the product, including its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

Category: Transient Voltage Suppressor Diode
Use: Protection against voltage spikes and transients in electronic circuits
Characteristics: Fast response time, low clamping voltage, high surge current capability
Package: SMC (DO-214AB)
Essence: Safeguarding electronic components from voltage surges
Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Part Number: SMCJ40CA-QH
• Standoff Voltage: 40V
• Breakdown Voltage: 44.4V minimum
• Peak Pulse Power: 1500W
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMCJ40CA-QH follows the standard SMC (DO-214AB) package configuration with two leads.

Functional Features

• Rapid response to transient over-voltage conditions
• Low clamping voltage to protect downstream components
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages: - Effective protection against voltage spikes - Fast response time - Compact SMC package for space-constrained applications

Disadvantages: - Limited to specific voltage ratings - Requires careful consideration of placement in circuit design

Working Principles

The SMCJ40CA-QH operates by diverting excess current away from sensitive components when a voltage spike occurs. It achieves this through rapid conduction and clamping of the voltage to a safe level, thereby safeguarding the connected circuitry.

Detailed Application Field Plans

The SMCJ40CA-QH finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models offer similar transient voltage suppression capabilities, including: - P6KE36CA: 36V standoff voltage, 600W peak pulse power - 1.5SMC33CA: 33V standoff voltage, 1500W peak pulse power - SMBJ48CA: 48V standoff voltage, 600W peak pulse power

In conclusion, the SMCJ40CA-QH transient voltage suppressor diode serves as a crucial component in protecting electronic circuits from voltage transients. Its fast response time, low clamping voltage, and high surge current capability make it an essential choice for various applications.

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