Vishay Semiconductor Diodes Division
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BZT03D91-TAP
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BZT03D91-TAP

Product Overview

Category

The BZT03D91-TAP belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 3.9V
  • Power dissipation: 1.5W
  • Package type: SOD-123

Packaging/Quantity

The BZT03D91-TAP is typically packaged in reels with a quantity of 3000 units per reel.

Essence

The essence of the BZT03D91-TAP lies in its ability to maintain a constant voltage across its terminals, making it suitable for various electronic applications.

Specifications

  • Zener voltage: 3.9V
  • Power dissipation: 1.5W
  • Forward voltage: 1.2V
  • Reverse current: 5μA
  • Operating temperature range: -65°C to +150°C

Detailed Pin Configuration

The BZT03D91-TAP has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage regulation: The BZT03D91-TAP maintains a constant voltage across its terminals, providing stability in electronic circuits.
  • Overvoltage protection: It protects sensitive components by diverting excess voltage away from the circuit.

Advantages

  • Precise voltage regulation
  • Compact size
  • Low power dissipation

Disadvantages

  • Limited power handling capacity
  • Susceptible to thermal runaway at high currents

Working Principles

The BZT03D91-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

The BZT03D91-TAP is commonly used in: - Voltage regulators - Overvoltage protection circuits - Power supplies - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the BZT03D91-TAP include: - BZX84C3V9 - 1N4728A - MMSZ5231B

In conclusion, the BZT03D91-TAP Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZT03D91-TAP v technických řešeních

  1. What is the BZT03D91-TAP?

    • The BZT03D91-TAP is a Zener diode with a voltage of 91V and a power rating of 1.3W, commonly used for voltage regulation and protection in electronic circuits.

  2. What are the typical applications of BZT03D91-TAP?

    • It is commonly used in voltage regulation, overvoltage protection, and transient suppression in various technical solutions such as power supplies, automotive electronics, and industrial control systems.

  3. What is the maximum power dissipation of BZT03D91-TAP?

    • The maximum power dissipation of BZT03D91-TAP is 1.3W, making it suitable for handling transient voltage spikes and overvoltage conditions.

  4. What is the voltage tolerance of BZT03D91-TAP?

    • The voltage tolerance of BZT03D91-TAP is typically ±5%, ensuring consistent and reliable voltage regulation in electronic circuits.

  5. Can BZT03D91-TAP be used for ESD protection?

    • Yes, BZT03D91-TAP can provide effective electrostatic discharge (ESD) protection in sensitive electronic components and circuits.

  6. What is the operating temperature range of BZT03D91-TAP?

    • The operating temperature range of BZT03D91-TAP is typically -65°C to +175°C, allowing for reliable performance in a wide range of environmental conditions.

  7. Is BZT03D91-TAP RoHS compliant?

    • Yes, BZT03D91-TAP is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious designs.

  8. How does BZT03D91-TAP compare to other Zener diodes in terms of performance?

    • BZT03D91-TAP offers a balance of voltage regulation, power dissipation, and temperature stability, making it a reliable choice for various technical solutions.

  9. Can BZT03D91-TAP be used in automotive applications?

    • Yes, BZT03D91-TAP is suitable for use in automotive electronics, providing overvoltage protection and voltage regulation in vehicle electrical systems.

  10. Are there any specific layout or mounting considerations for BZT03D91-TAP?

    • It is recommended to follow the manufacturer's guidelines for PCB layout and proper heat sinking to ensure optimal performance and reliability of BZT03D91-TAP in technical solutions.