SMCJ40A-HR

Product Overview

Category: Semiconductor
Use: Transient Voltage Suppressor (TVS) Diode
Characteristics: High reliability, fast response time, low clamping voltage
Package: DO-214AB (SMC)
Essence: Protects electronic circuits from voltage spikes
Packaging/Quantity: Tape & Reel, 1500 units per reel

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 40V
• Operating Voltage: 33.3V
• Clamping Voltage: 64.5V
• Peak Pulse Current: 42.6A

Detailed Pin Configuration

The SMCJ40A-HR has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

• Provides protection against transient voltage events
• Fast response time ensures minimal damage to protected circuits
• High reliability for consistent performance

Advantages and Disadvantages

Advantages: - Fast response time - Low clamping voltage - High reliability

Disadvantages: - Limited to specific voltage ratings - May require additional circuitry for comprehensive protection

Working Principles

The SMCJ40A-HR operates by diverting excess voltage away from sensitive components in the circuit, thereby preventing damage due to transient voltage events. When the voltage exceeds the breakdown voltage, the diode conducts and clamps the voltage to a safe level.

Detailed Application Field Plans

The SMCJ40A-HR is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. P6KE39CA: Breakdown Voltage - 39V, Peak Pulse Power - 600W
2. 1.5KE47CA: Breakdown Voltage - 47V, Peak Pulse Power - 1500W
3. 5KP36CA: Breakdown Voltage - 36V, Peak Pulse Power - 5000W

In conclusion, the SMCJ40A-HR is a reliable TVS diode that provides effective protection against transient voltage events in various electronic applications.

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