1.5KE43CA-E3/73

Product Overview

The 1.5KE43CA-E3/73 belongs to the category of TVS (Transient Voltage Suppressor) diodes and is commonly used for surge protection in electronic circuits. These diodes are characterized by their ability to rapidly respond to overvoltage transients, diverting excess current away from sensitive components. The 1.5KE43CA-E3/73 is typically packaged in a DO-201 package and is available in various packaging quantities.

Basic Information

• Category: TVS Diode
• Use: Surge protection in electronic circuits
• Characteristics: Rapid response to overvoltage transients, high power dissipation capability
• Package: DO-201
• Packaging/Quantity: Available in tape and reel packaging, with varying quantities

Specifications

• Voltage - Reverse Standoff (Typ): 36.8V
• Voltage - Breakdown (Min): 41V
• Voltage - Clamping (Max) @ Ipp: 58.1V
• Current - Peak Pulse (10/1000µs): 34.4A
• Power - Peak Pulse: 1500W
• Type: Zener

Detailed Pin Configuration

The 1.5KE43CA-E3/73 TVS diode typically features two pins, anode, and cathode, which are essential for its proper installation and functionality within a circuit.

Functional Features

• Rapid response to transient overvoltages
• High power dissipation capability
• Low clamping voltage

Advantages and Disadvantages

Advantages

• Effective surge protection
• Fast response time
• High power handling capacity

Disadvantages

• Can be relatively large in size compared to other surge protection devices
• May require additional circuitry for optimal performance in some applications

Working Principles

The 1.5KE43CA-E3/73 TVS diode operates based on the principle of Zener breakdown. When a transient overvoltage occurs, the diode quickly enters the breakdown region, allowing it to divert excess current and protect downstream components.

Detailed Application Field Plans

The 1.5KE43CA-E3/73 TVS diode finds extensive use in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• 1.5KE39CA-E3/73: Similar specifications with slightly lower clamping voltage
• 1.5KE47CA-E3/73: Similar specifications with slightly higher clamping voltage
• 1.5KE51CA-E3/73: Higher breakdown voltage and power dissipation capability

In conclusion, the 1.5KE43CA-E3/73 TVS diode offers effective surge protection and rapid response to transient overvoltages, making it a valuable component in various electronic systems. Its characteristics, specifications, and application field plans make it a versatile choice for surge protection needs.