Vishay Semiconductor Diodes Division
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BZX85B12-TAP
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BZX85B12-TAP

Product Overview

Category

The BZX85B12-TAP belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 12V
  • Power dissipation: 1.3W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Packaging: Tape and reel

Essence

The essence of the BZX85B12-TAP lies in its ability to provide stable voltage regulation and protection in various electronic applications.

Packaging/Quantity

The BZX85B12-TAP is typically packaged in reels with a quantity varying based on manufacturer specifications.

Specifications

  • Zener voltage: 12V
  • Power dissipation: 1.3W
  • Tolerance: ±5%
  • Forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The BZX85B12-TAP typically has two pins, with the anode and cathode connections clearly marked on the package.

Functional Features

  • Voltage regulation: The BZX85B12-TAP provides a stable 12V output under specified conditions.
  • Overvoltage protection: It prevents the circuit from experiencing voltage spikes beyond 12V.

Advantages

  • Precise voltage regulation
  • High power dissipation capability
  • Wide operating temperature range

Disadvantages

  • Tolerance of ±5% may not be suitable for highly precise applications
  • Higher reverse current compared to some alternative models

Working Principles

The BZX85B12-TAP operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The BZX85B12-TAP finds application in various fields including: - Voltage regulation in power supplies - Overvoltage protection in automotive electronics - Signal clamping in communication circuits

Detailed and Complete Alternative Models

Some alternative models to the BZX85B12-TAP include: - BZX85C12-TAP - BZX85B13-TAP - 1N4742A-TAP

In conclusion, the BZX85B12-TAP Zener diode offers precise voltage regulation and overvoltage protection, making it a versatile component in electronic circuits across various industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZX85B12-TAP v technických řešeních

  1. What is the maximum power dissipation of BZX85B12-TAP?

    • The maximum power dissipation of BZX85B12-TAP is 1.3W.

  2. What is the voltage rating of BZX85B12-TAP?

    • BZX85B12-TAP has a voltage rating of 12V.

  3. What is the forward voltage drop of BZX85B12-TAP?

    • The forward voltage drop of BZX85B12-TAP is typically 1.2V at a forward current of 20mA.

  4. What is the reverse leakage current of BZX85B12-TAP at its rated voltage?

    • The reverse leakage current of BZX85B12-TAP at its rated voltage is typically 5µA.

  5. What is the operating temperature range of BZX85B12-TAP?

    • BZX85B12-TAP has an operating temperature range of -65°C to +175°C.

  6. Is BZX85B12-TAP RoHS compliant?

    • Yes, BZX85B12-TAP is RoHS compliant.

  7. What is the package type of BZX85B12-TAP?

    • BZX85B12-TAP is available in the DO-41 package.

  8. Can BZX85B12-TAP be used for voltage regulation in power supplies?

    • Yes, BZX85B12-TAP can be used for voltage regulation in power supplies and other applications requiring a stable reference voltage.

  9. Does BZX85B12-TAP require a heat sink for operation?

    • BZX85B12-TAP does not typically require a heat sink for normal operation within its specified power dissipation limits.

  10. What are some common applications for BZX85B12-TAP?

    • Common applications for BZX85B12-TAP include voltage clamping, overvoltage protection, voltage stabilization, and signal conditioning in electronic circuits.