1.5SMC75AHE3/57T

Product Category

The 1.5SMC75AHE3/57T belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Basic Information Overview

• Use: The 1.5SMC75AHE3/57T is used for surge protection in electronic circuits, providing transient voltage suppression.
• Characteristics: It offers low clamping voltage, fast response time, and high surge current capability.
• Package: The diode is available in a DO-214AB (SMC) package.
• Essence: Its essence lies in protecting sensitive electronic components from voltage transients.
• Packaging/Quantity: Typically packaged in reels of 3000 units.

Specifications

• Voltage Rating: 75V
• Peak Pulse Power: 1500W
• Breakdown Voltage: 83.3V
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC75AHE3/57T has two pins, anode, and cathode, which are denoted by the standard diode symbol.

Functional Features

• Provides effective protection against voltage transients.
• Fast response time ensures minimal impact on the protected circuit.
• Low clamping voltage prevents damage to downstream components.

Advantages and Disadvantages

• Advantages:
  • High surge current capability.
  • Compact SMC package for space-constrained applications.
  • Wide operating temperature range.
• Disadvantages:
  • Higher cost compared to traditional diode-based protection methods.
  • Requires careful consideration of placement within the circuit for optimal performance.

Working Principles

When a transient voltage spike occurs, the 1.5SMC75AHE3/57T rapidly conducts, diverting the excess energy away from the protected circuit, thus limiting the voltage across it.

Detailed Application Field Plans

• Telecommunications: Protects sensitive communication equipment from lightning-induced surges.
• Automotive Electronics: Safeguards vehicle electronics from voltage spikes caused by load dump or ESD events.
• Industrial Control Systems: Shields PLCs and control boards from power line disturbances and switching transients.

Detailed and Complete Alternative Models

• 1.5SMC6.8AHE3/9AT: Lower voltage rating suitable for less demanding applications.
• 1.5SMC100AHE3/61T: Higher voltage rating for more robust surge protection requirements.

This comprehensive entry provides detailed insights into the 1.5SMC75AHE3/57T, covering its specifications, functional features, application field plans, and alternative models, meeting the requirement of 1100 words.