Vishay Semiconductor Diodes Division
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1.5KE91CA-E3/51
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1.5KE91CA-E3/51

Product Overview

Category

The 1.5KE91CA-E3/51 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.

Characteristics

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

Package

The 1.5KE91CA-E3/51 is available in a DO-201 package.

Essence

This TVS diode provides robust protection against transient overvoltage events, ensuring the reliability of electronic systems.

Packaging/Quantity

It is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Breakdown Voltage: 82.4V to 91.2V
  • Maximum Clamping Voltage: 135V
  • Operating Temperature Range: -55°C to +175°C
  • Reverse Standoff Voltage: 77.4V

Detailed Pin Configuration

The 1.5KE91CA-E3/51 typically has two pins, anode, and cathode, which are connected across the circuit being protected.

Functional Features

  • Rapid response to transient voltage events
  • High surge handling capability
  • Low leakage current
  • Stable breakdown voltage over a wide temperature range

Advantages

  • Effective protection against voltage transients
  • Wide operating temperature range
  • Compact and easy to integrate into circuit designs

Disadvantages

  • May exhibit some capacitance, affecting high-frequency signal integrity
  • Requires careful consideration of placement in circuit layout to optimize performance

Working Principles

When a transient voltage spike occurs, the TVS diode conducts heavily, diverting the excess energy away from the protected circuit. This action clamps the voltage to a safe level, protecting downstream components.

Detailed Application Field Plans

The 1.5KE91CA-E3/51 is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6KE91CA
  • SMBJ91CA
  • 1.5SMC91CA

In conclusion, the 1.5KE91CA-E3/51 TVS diode offers robust transient voltage suppression capabilities, making it an essential component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1.5KE91CA-E3/51 v technických řešeních

  1. What is the voltage rating of 1.5KE91CA-E3/51?

    • The voltage rating of 1.5KE91CA-E3/51 is 77.4V.

  2. What is the peak pulse power of 1.5KE91CA-E3/51?

    • The peak pulse power of 1.5KE91CA-E3/51 is 1500W.

  3. What are the typical applications for 1.5KE91CA-E3/51?

    • Typical applications include transient voltage suppression in electronic equipment, automotive systems, and industrial machinery.

  4. What is the maximum clamping voltage of 1.5KE91CA-E3/51?

    • The maximum clamping voltage of 1.5KE91CA-E3/51 is 116V.

  5. What is the operating temperature range of 1.5KE91CA-E3/51?

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

  6. Is 1.5KE91CA-E3/51 RoHS compliant?

    • Yes, 1.5KE91CA-E3/51 is RoHS compliant.

  7. What is the package type of 1.5KE91CA-E3/51?

    • It comes in a DO-201AD (DO-27) package.

  8. What is the reverse stand-off voltage of 1.5KE91CA-E3/51?

    • The reverse stand-off voltage is 77.4V.

  9. Does 1.5KE91CA-E3/51 have surge capability?

    • Yes, it has excellent surge capability for overvoltage protection.

  10. Can 1.5KE91CA-E3/51 be used in high-speed data lines?

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