1.5KE540-B

Product Information

The 1.5KE540-B belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronics from voltage spikes and transients. The 1.5KE540-B is designed to clamp voltage surges and divert excess current away from sensitive components, thereby safeguarding them from damage.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: DO-201AD
• Essence: Safeguarding sensitive electronics from voltage surges
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier

Specifications

• Peak Power Dissipation: 1500W
• Breakdown Voltage: 540V
• Operating Voltage: 459V
• Maximum Clamping Voltage: 742V
• Peak Pulse Current: 38.6A
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE540-B typically has two leads with a standard DO-201AD package. The anode is connected to the positive side of the circuit, while the cathode is connected to the ground or negative side.

Functional Features

• Transient Voltage Suppression: Rapidly clamps voltage spikes to a safe level
• High Surge Capability: Can withstand large transient currents without damage
• Fast Response Time: Reacts quickly to voltage transients to protect downstream components

Advantages and Disadvantages

Advantages

• Effective protection against voltage surges
• Fast response time
• High surge capability

Disadvantages

• Clamping voltage may still allow some voltage to reach protected components
• Requires careful consideration of placement in circuit design

Working Principles

When a voltage surge occurs, the 1.5KE540-B conducts current and clamps the voltage to a safe level, protecting downstream components from damage. This is achieved through the use of avalanche breakdown and rapid conduction properties of the diode.

Detailed Application Field Plans

The 1.5KE540-B is commonly used in various electronic systems, including power supplies, communication equipment, automotive electronics, and industrial control systems. It is particularly useful in applications where protection against voltage transients is critical to prevent damage to sensitive components.

Detailed and Complete Alternative Models

• 1.5KE440-B: Similar specifications with a lower breakdown voltage of 440V
• 1.5KE550-B: Similar specifications with a higher breakdown voltage of 550V
• P6KE540CA: Comparable transient voltage suppressor diode with similar characteristics and package

This comprehensive entry provides detailed information about the 1.5KE540-B transient voltage suppressor diode, covering its product information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.