1.5SMC15AHE3/57T Encyclopedia Entry

Product Category

The 1.5SMC15AHE3/57T belongs to the category of semiconductor devices, specifically within the realm of transient voltage suppressor (TVS) diodes.

Basic Information Overview

• Use: The 1.5SMC15AHE3/57T is used for protecting sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
• Characteristics: It exhibits high surge capability, low clamping voltage, and fast response time.
• Package: The device is typically available in a DO-214AB (SMC) package.
• Essence: Its essence lies in providing robust overvoltage protection for electronic circuits.
• Packaging/Quantity: It is commonly supplied in reels or tubes with varying quantities based on manufacturer specifications.

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 15V
• Clamping Voltage: 24.4V at 10A
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC15AHE3/57T typically features two pins in a standard SMC package configuration. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages to protect downstream components.
• Fast Response Time: Rapid reaction to transient events ensures minimal impact on the protected circuitry.
• High Surge Capability: Capable of withstanding large surge currents without degradation.

Advantages and Disadvantages

Advantages

• Robust overvoltage protection
• Fast response time
• High surge capability

Disadvantages

• Clamping voltage may be relatively high for some applications
• Requires careful consideration of placement within circuits to maximize effectiveness

Working Principles

The 1.5SMC15AHE3/57T operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the circuit.

Detailed Application Field Plans

The 1.5SMC15AHE3/57T finds extensive use in various applications, including: - Telecommunications equipment - Automotive electronics - Industrial control systems - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: 1.5SMC6.8AHE3/9AT
  • Breakdown Voltage: 6.8V
  • Peak Pulse Power: 1500W
  • Package: DO-214AB (SMC)
• Alternative Model 2: 1.5SMC33AHE3/9AT
  • Breakdown Voltage: 33V
  • Peak Pulse Power: 1500W
  • Package: DO-214AB (SMC)

In conclusion, the 1.5SMC15AHE3/57T transient voltage suppressor diode offers robust overvoltage protection with fast response times, making it a valuable component in safeguarding electronic circuits from transient events.

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