Vishay Semiconductor Diodes Division
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1.5KE9.1CAHE3/51
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1.5KE9.1CAHE3/51

Product Overview

Category

The 1.5KE9.1CAHE3/51 belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

  • High surge capability
  • Low clamping voltage
  • Fast response time
  • RoHS compliant

Package

The 1.5KE9.1CAHE3/51 is typically available in a DO-201 package.

Packaging/Quantity

They are commonly packaged in reels or tubes and are available in quantities ranging from hundreds to thousands per reel/tube.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 9.1V
  • Maximum Clamping Voltage: 14.5V
  • Operating Temperature Range: -55°C to +175°C
  • Reverse Standoff Voltage: 7.78V
  • Leakage Current: 1µA

Detailed Pin Configuration

The 1.5KE9.1CAHE3/51 typically has two pins, anode, and cathode, with the anode being connected to the higher potential side and the cathode to the lower potential side.

Functional Features

  • Provides protection against voltage transients
  • Rapid response to transient events
  • Low clamping voltage ensures minimal impact on protected circuits

Advantages

  • High surge capability for robust protection
  • Fast response time to transient events
  • RoHS compliance for environmental considerations

Disadvantages

  • Can degrade over time with repeated exposure to transients
  • May require replacement after significant transient events

Working Principles

When a transient voltage surge occurs, the diode conducts current and clamps the voltage to a safe level, protecting downstream components.

Detailed Application Field Plans

The 1.5KE9.1CAHE3/51 is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • 1.5KE6.8CAHE3/51
  • 1.5KE10CAHE3/51
  • 1.5KE12CAHE3/51
  • 1.5KE15CAHE3/51

In conclusion, the 1.5KE9.1CAHE3/51 transient voltage suppressor diode offers robust protection against voltage transients, with fast response times and high surge capabilities. It finds applications in various industries and is available in alternative models to suit different voltage requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق 1.5KE9.1CAHE3/51 في الحلول التقنية

  1. What is the 1.5KE9.1CAHE3/51 used for?

    • The 1.5KE9.1CAHE3/51 is a transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of the 1.5KE9.1CAHE3/51?

    • The maximum peak pulse power is 1500 watts.

  3. What is the breakdown voltage of the 1.5KE9.1CAHE3/51?

    • The breakdown voltage is 9.1 volts.

  4. What are the typical applications for the 1.5KE9.1CAHE3/51?

    • Typical applications include protection of sensitive electronic equipment, such as telecommunications systems, industrial controls, and automotive electronics.

  5. What is the operating temperature range of the 1.5KE9.1CAHE3/51?

    • The operating temperature range is -55°C to +175°C.

  6. How does the 1.5KE9.1CAHE3/51 provide transient voltage suppression?

    • It clamps the voltage to a safe level by diverting excess current away from the protected device.

  7. Is the 1.5KE9.1CAHE3/51 suitable for high-speed data lines?

    • Yes, it can be used to protect high-speed data lines from voltage transients.

  8. What is the response time of the 1.5KE9.1CAHE3/51?

    • The response time is very fast, typically in picoseconds.

  9. Can the 1.5KE9.1CAHE3/51 be used in automotive applications?

    • Yes, it is suitable for use in automotive electronics to protect against voltage surges.

  10. Does the 1.5KE9.1CAHE3/51 require any external components for operation?

    • It can be used standalone, but additional circuitry may be required depending on the specific application and requirements.