1.5KE12HE3/73 - TVS Diode

Basic Information Overview

• Category: TVS Diode
• Use: Protection against voltage transients in electronic circuits
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: DO-201AD (DO-27)
• Essence: Provides transient voltage suppression for sensitive electronics
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 12V
• Clamping Voltage: 19.9V at 10A
• Operating Temperature Range: -55°C to +175°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The 1.5KE12HE3/73 TVS diode has a standard DO-201AD package with two leads. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the ground or negative terminal.

Functional Features

• Provides protection against voltage transients caused by lightning, ESD, or switching events
• Fast response time ensures minimal damage to protected circuits
• High surge capability allows the diode to handle large transient currents
• Low clamping voltage limits the voltage across the protected circuit

Advantages and Disadvantages

Advantages

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

Disadvantages

• Clamping voltage may be higher than some alternative models
• Requires careful consideration of placement and routing for optimal performance

Working Principles

When a voltage transient occurs, the TVS diode conducts and diverts the excess energy away from the protected circuit, limiting the voltage across it. This prevents damage to sensitive components and ensures the proper operation of the circuit.

Detailed Application Field Plans

The 1.5KE12HE3/73 TVS diode is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• 1.5KE6.8A
• 1.5KE15A
• P6KE12A
• SMAJ12A

In conclusion, the 1.5KE12HE3/73 TVS diode is a reliable and effective component for protecting electronic circuits from voltage transients. Its fast response time, high surge capability, and low clamping voltage make it suitable for a wide range of applications, from consumer electronics to industrial systems.

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