Vishay Semiconductor Diodes Division
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BZX85B27-TAP
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BZX85B27-TAP

Product Overview

Category

The BZX85B27-TAP belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

  • Zener voltage: 27V
  • Power dissipation: 1.3W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Storage temperature range: -65°C to +200°C
  • RoHS compliant

Package

The BZX85B27-TAP is typically available in bulk or tape and reel packaging.

Essence

The essence of the BZX85B27-TAP lies in its ability to provide a stable voltage reference and protect sensitive components from voltage spikes.

Packaging/Quantity

It is usually packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Zener voltage: 27V
  • Power dissipation: 1.3W
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The BZX85B27-TAP has two pins, anode, and cathode, which are denoted by the standard pinout for DO-41 package.

Functional Features

  • Voltage regulation: The BZX85B27-TAP maintains a constant voltage across its terminals, making it suitable for stabilizing power supplies.
  • Overvoltage protection: It can clamp excessive voltages, safeguarding sensitive components in the circuit.

Advantages

  • Precise voltage regulation
  • High power dissipation capability
  • Compact and easy to integrate into circuits

Disadvantages

  • Limited current handling capacity
  • Susceptible to thermal runaway under high power conditions

Working Principles

The BZX85B27-TAP operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

  • Voltage regulation in power supplies
  • Overvoltage protection in electronic circuits
  • Signal clamping in communication systems

Detailed and Complete Alternative Models

  • BZX85C27-TAP
  • 1N4749A-TAP
  • BZT52C27-TAP

This completes the entry for the BZX85B27-TAP, providing comprehensive information about its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZX85B27-TAP v technických řešeních

  1. What is the maximum power dissipation of BZX85B27-TAP?

    • The maximum power dissipation of BZX85B27-TAP is 1.3W.

  2. What is the voltage rating of BZX85B27-TAP?

    • BZX85B27-TAP has a voltage rating of 27V.

  3. What is the operating temperature range for BZX85B27-TAP?

    • The operating temperature range for BZX85B27-TAP is -65°C to +175°C.

  4. What is the typical forward voltage drop of BZX85B27-TAP?

    • The typical forward voltage drop of BZX85B27-TAP is 0.9V at 200mA.

  5. Is BZX85B27-TAP suitable for voltage regulation applications?

    • Yes, BZX85B27-TAP is commonly used in voltage regulation applications due to its stable zener voltage.

  6. Can BZX85B27-TAP be used for overvoltage protection?

    • Yes, BZX85B27-TAP can be used for overvoltage protection in various electronic circuits.

  7. What is the tolerance of the zener voltage for BZX85B27-TAP?

    • The tolerance of the zener voltage for BZX85B27-TAP is ±5%.

  8. Does BZX85B27-TAP require a heatsink for operation?

    • It is recommended to use a heatsink for BZX85B27-TAP when operating at higher power levels to ensure proper heat dissipation.

  9. What are the typical applications of BZX85B27-TAP?

    • Typical applications of BZX85B27-TAP include voltage stabilization, overvoltage protection, and voltage reference circuits.

  10. Is BZX85B27-TAP RoHS compliant?

    • Yes, BZX85B27-TAP is RoHS compliant, making it suitable for use in environmentally conscious designs.