1.5KE51CAHE3_A/C

Product Overview

The 1.5KE51CAHE3_A/C is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients. This entry provides an in-depth overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Components
• Use: Protection against overvoltage transients in electronic circuits
• Characteristics: High surge capability, fast response time, low clamping voltage
• Package: Axial leaded, DO-201AE
• Essence: Transient voltage suppression
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 45.2V
• Operating Voltage: 38.9V
• Maximum Clamping Voltage: 62.7V
• Peak Pulse Current: 77.4A
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE51CAHE3_A/C has an axial leaded package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage transients by diverting excess current away from sensitive components.
• Fast Response Time: Reacts quickly to overvoltage events, minimizing the risk of damage to the circuit.

Advantages and Disadvantages

• Advantages:
  • High surge capability for robust protection
  • Fast response time for effective transient suppression
  • Low clamping voltage to limit voltage excursion
• Disadvantages:
  • Requires careful consideration of placement and routing for optimal performance
  • May introduce some capacitance to the circuit

Working Principles

When an overvoltage transient occurs, the 1.5KE51CAHE3_A/C conducts excess current through its internal diode structure, diverting it away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The 1.5KE51CAHE3_A/C is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE47CAHE3_A/C: Similar specifications with a lower breakdown voltage of 42.1V
• 1.5KE56CAHE3_A/C: Similar specifications with a higher breakdown voltage of 50.6V
• 1.5KE51AHE3_A/C: Similar specifications with a non-automotive grade designation

In conclusion, the 1.5KE51CAHE3_A/C transient voltage suppressor diode offers robust protection against overvoltage transients in electronic circuits. Its high surge capability, fast response time, and low clamping voltage make it a valuable component in various applications, despite the need for careful placement and potential introduction of capacitance.

Word Count: 411