1.5SMC400AHE3_A/H Encyclopedia Entry

Product Overview

The 1.5SMC400AHE3A/H belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronics from voltage spikes and transients. The 1.5SMC400AHE3A/H is designed to provide overvoltage protection in a wide range of applications, including telecommunications, industrial equipment, and consumer electronics.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Overvoltage protection for sensitive electronics
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMC (DO-214AB)
• Essence: Protecting electronic circuits from voltage surges
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Voltage Rating: 400V
• Power Dissipation: 1500W
• Breakdown Voltage: 444V to 494V
• Operating Temperature Range: -55°C to 150°C
• Mounting Type: Surface Mount
• Package / Case: DO-214AB (SMC)

Detailed Pin Configuration

The 1.5SMC400AHE3_A/H TVS diode typically has two pins for surface mount installation. The pin configuration follows the standard layout for SMC package diodes.

Functional Features

• Transient Voltage Suppression: Rapidly clamps voltage spikes to a safe level
• Fast Response Time: Provides quick protection against transients
• Low Clamping Voltage: Minimizes stress on protected circuits during overvoltage events
• High Surge Current Capability: Can handle large transient currents without damage

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact surface mount package
• High surge current capability

Disadvantages

• Limited to specific voltage ratings
• May require additional circuitry for comprehensive overvoltage protection

Working Principles

The 1.5SMC400AHE3_A/H TVS diode works by diverting excess voltage away from sensitive components when an overvoltage event occurs. It acts as a voltage-triggered switch, rapidly conducting excess current to ground and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The 1.5SMC400AHE3_A/H is commonly used in the following applications: - Telecommunications equipment - Industrial control systems - Power supply units - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 1.5SMC6.8AHE3_A/H: 6.8V TVS diode with similar characteristics
• 1.5SMC10AHE3_A/H: 10V TVS diode with similar characteristics
• 1.5SMC24AHE3_A/H: 24V TVS diode with similar characteristics

In conclusion, the 1.5SMC400AHE3_A/H TVS diode offers effective overvoltage protection for a variety of electronic applications, with its fast response time, low clamping voltage, and high surge current capability making it a valuable component in safeguarding sensitive circuits.

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