SMCJ43AE3/TR13

Product Overview

Category: Electronic Component
Use: Transient Voltage Suppressor (TVS) Diode
Characteristics: High surge capability, low clamping voltage, fast response time
Package: DO-214AB (SMC), Tape and Reel
Essence: Provides protection against transient voltage spikes
Packaging/Quantity: 3000 pieces per reel

Specifications

• Peak Pulse Power: 1500 W
• Breakdown Voltage: 43 V
• Operating Voltage: 36.8 V
• Reverse Standoff Voltage: 43 V
• Clamping Voltage: 69.4 V
• Maximum Surge Current: 58.9 A

Detailed Pin Configuration

The SMCJ43AE3/TR13 TVS diode has a standard DO-214AB package with two pins. The anode is connected to the positive side of the circuit, while the cathode is connected to the negative side.

Functional Features

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

Advantages and Disadvantages

Advantages: - High surge capability - Fast response time - Low clamping voltage

Disadvantages: - May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SMCJ43AE3/TR13 TVS diode works by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream components from damage.

Detailed Application Field Plans

1. Telecommunications: Used in communication equipment to protect against lightning-induced surges.
2. Automotive: Integrated into automotive electronics to safeguard against voltage transients from the vehicle's electrical system.
3. Industrial Control Systems: Employed in industrial control systems to shield sensitive equipment from power surges.

Detailed and Complete Alternative Models

1. P6KE43CA: Similar TVS diode with a different package type (DO-15)
2. 1.5KE43A: Higher power TVS diode with a peak pulse power of 1500 W

This completes the entry for the SMCJ43AE3/TR13 TVS diode, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.