Vishay Semiconductor Diodes Division
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BZX55F20-TAP
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BZX55F20-TAP Encyclopedia Entry

Product Overview

The BZX55F20-TAP belongs to the category of Zener diodes and is commonly used for voltage regulation and transient suppression in electronic circuits. This diode is characterized by its ability to maintain a constant voltage across its terminals, making it suitable for various applications. The BZX55F20-TAP is typically packaged in a small, cylindrical glass package and is available in quantities suitable for both prototyping and production.

Specifications

  • Voltage: 20V
  • Power Dissipation: 500mW
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C
  • Package Type: DO-35

Detailed Pin Configuration

The BZX55F20-TAP features a standard DO-35 package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead. It is important to ensure the correct orientation of the diode when incorporating it into a circuit.

Functional Features

The primary function of the BZX55F20-TAP is to regulate voltage by allowing current to flow in reverse when the voltage reaches the diode's breakdown voltage. This characteristic makes it useful for stabilizing voltage levels in electronic circuits and protecting sensitive components from voltage spikes.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

When the voltage across the BZX55F20-TAP exceeds its specified zener voltage, the diode begins to conduct in the reverse direction, effectively clamping the voltage to the zener voltage level. This behavior allows the diode to regulate the voltage within the circuit.

Detailed Application Field Plans

The BZX55F20-TAP finds extensive use in various electronic circuits, including: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits

Detailed and Complete Alternative Models

Several alternative models to the BZX55F20-TAP include: - BZX55C20-TAP - BZX55F22-TAP - BZX55F18-TAP - BZX55F16-TAP

These alternatives offer different zener voltages and tolerances, providing flexibility in design and application.

In conclusion, the BZX55F20-TAP Zener diode serves as a reliable component for voltage regulation and transient suppression in electronic circuits. Its precise characteristics, compact packaging, and wide application make it a valuable asset in various electronic designs.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa BZX55F20-TAP katika suluhu za kiufundi

  1. What is the maximum power dissipation of BZX55F20-TAP?

    • The maximum power dissipation of BZX55F20-TAP is 500mW.

  2. What is the forward voltage drop of BZX55F20-TAP?

    • The forward voltage drop of BZX55F20-TAP is typically 0.9V at a forward current of 10mA.

  3. What is the reverse standoff voltage of BZX55F20-TAP?

    • The reverse standoff voltage of BZX55F20-TAP is 20V.

  4. What is the operating temperature range of BZX55F20-TAP?

    • The operating temperature range of BZX55F20-TAP is -65°C to +175°C.

  5. What is the package type of BZX55F20-TAP?

    • BZX55F20-TAP comes in a DO-35 package.

  6. What are the typical applications of BZX55F20-TAP?

    • BZX55F20-TAP is commonly used in voltage regulation, overvoltage protection, and signal clamping applications.

  7. What is the reverse leakage current of BZX55F20-TAP at its maximum rated voltage?

    • The reverse leakage current of BZX55F20-TAP at its maximum rated voltage is typically 5µA.

  8. Is BZX55F20-TAP RoHS compliant?

    • Yes, BZX55F20-TAP is RoHS compliant.

  9. What is the capacitance of BZX55F20-TAP at a specified voltage?

    • The capacitance of BZX55F20-TAP is typically 250pF at a specified voltage of 4V.

  10. Can BZX55F20-TAP be used for transient voltage suppression?

    • Yes, BZX55F20-TAP can be used for transient voltage suppression in various electronic circuits.