Vishay Semiconductor Diodes Division
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1.5KE400A-803E3/54
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1.5KE400A-803E3/54

Product Overview

Category

The 1.5KE400A-803E3/54 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is 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 1.5KE400A-803E3/54 is typically available in a DO-201 package.

Essence

The essence of this product lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage spikes.

Packaging/Quantity

These diodes are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 1500W
  • Standoff Voltage: 342V
  • Breakdown Voltage: 380V
  • Maximum Clamping Voltage: 491V
  • Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 1.5KE400A-803E3/54 typically features two leads, anode and cathode, for connection within the circuit.

Functional Features

  • Bi-directional clamping capability
  • High reliability
  • Low leakage current
  • Fast response to transient events

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Wide operating temperature range
  • Compact size

Disadvantages

  • Limited to specific voltage ranges
  • Requires careful consideration of placement within the circuit

Working Principles

When a voltage surge occurs, the TVS diode conducts current to divert the excess energy away from the protected components, thus limiting the voltage across the circuit.

Detailed Application Field Plans

The 1.5KE400A-803E3/54 is widely used in applications such as: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • P6KE400A
  • SA15CA
  • SMBJ380A

In conclusion, the 1.5KE400A-803E3/54 transient voltage suppressor diode offers reliable protection against voltage transients, making it an essential component in various electronic systems.

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技術ソリューションにおける 1.5KE400A-803E3/54 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 1.5KE400A-803E3/54?

    • The 1.5KE400A-803E3/54 is a transient voltage suppressor diode designed to protect electronic circuits from overvoltage transients.

  2. What is the maximum peak pulse power of the 1.5KE400A-803E3/54?

    • The maximum peak pulse power is 1500 watts.

  3. What is the breakdown voltage of the 1.5KE400A-803E3/54?

    • The breakdown voltage is 400 volts.

  4. What are the typical applications for the 1.5KE400A-803E3/54?

    • Typical applications include protection of sensitive semiconductor devices, such as integrated circuits and transistors, from voltage spikes and surges.

  5. What is the operating temperature range of the 1.5KE400A-803E3/54?

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

  6. What is the reverse stand-off voltage of the 1.5KE400A-803E3/54?

    • The reverse stand-off voltage is 342 volts.

  7. What is the clamping voltage of the 1.5KE400A-803E3/54?

    • The clamping voltage is 522 volts at 10A.

  8. How does the 1.5KE400A-803E3/54 provide overvoltage protection?

    • It conducts excess current to ground during overvoltage events, preventing damage to downstream components.

  9. Can the 1.5KE400A-803E3/54 be used in automotive applications?

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

  10. What are the packaging options available for the 1.5KE400A-803E3/54?

    • The 1.5KE400A-803E3/54 is available in various package types, including DO-201, DO-15, and R-6.