Vishay Semiconductor Diodes Division
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BZT52B3V9-HE3-18
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BZT52B3V9-HE3-18

Introduction

The BZT52B3V9-HE3-18 is a semiconductor product belonging to the category of Zener diodes. This component is widely used in electronic circuits for voltage regulation and protection due to its specific characteristics. The following entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BZT52B3V9-HE3-18.

Basic Information Overview

  • Category: Zener Diode
  • Use: Voltage regulation and protection in electronic circuits
  • Characteristics: Low leakage current, precise voltage regulation, small package size
  • Package: SOD-123
  • Essence: Semiconductor material with a specific doping profile
  • Packaging/Quantity: Available in reels of 3000 units

Specifications

  • Voltage: 3.9V
  • Power Dissipation: 500mW
  • Operating Temperature Range: -65°C to +150°C
  • Zener Impedance: 20Ω
  • Maximum Reverse Leakage Current: 100nA

Detailed Pin Configuration

The BZT52B3V9-HE3-18 has two pins, with the cathode connected to the ground and the anode connected to the input voltage source.

Functional Features

  • Precise voltage regulation at 3.9V
  • Low reverse leakage current
  • Fast response time to voltage fluctuations

Advantages and Disadvantages

Advantages

  • Small package size
  • Accurate voltage regulation
  • Low power dissipation

Disadvantages

  • Limited power handling capability
  • Sensitivity to temperature variations

Working Principles

The BZT52B3V9-HE3-18 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse-biased, providing stable voltage regulation and protection against voltage spikes.

Detailed Application Field Plans

The BZT52B3V9-HE3-18 finds extensive use in various electronic applications, including: - Voltage regulators in power supplies - Overvoltage protection in communication systems - Signal clamping in audio amplifiers - Voltage reference in sensor circuits

Detailed and Complete Alternative Models

Some alternative models to the BZT52B3V9-HE3-18 include: - BZX84C3V9LT1G - MMBZ5239BLT1G - PZU3.9B2,115

In conclusion, the BZT52B3V9-HE3-18 Zener diode offers precise voltage regulation and protection in a compact package, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BZT52B3V9-HE3-18 v technických řešeních

  1. What is the BZT52B3V9-HE3-18 used for?

    • The BZT52B3V9-HE3-18 is a voltage regulator diode commonly used to regulate voltage in various technical solutions.

  2. What is the maximum voltage rating of the BZT52B3V9-HE3-18?

    • The maximum voltage rating of the BZT52B3V9-HE3-18 is 3.9V.

  3. How does the BZT52B3V9-HE3-18 function as a voltage regulator?

    • The BZT52B3V9-HE3-18 operates by maintaining a constant output voltage despite changes in input voltage or load current.

  4. What are the typical applications of the BZT52B3V9-HE3-18?

    • Typical applications include power management, voltage regulation in electronic circuits, and protection against voltage spikes.

  5. What is the maximum current the BZT52B3V9-HE3-18 can handle?

    • The maximum continuous current rating of the BZT52B3V9-HE3-18 is typically around 500mA.

  6. Is the BZT52B3V9-HE3-18 suitable for automotive applications?

    • Yes, the BZT52B3V9-HE3-18 is often used in automotive electronics for voltage regulation and protection.

  7. Can the BZT52B3V9-HE3-18 be used in low-power devices?

    • Yes, the BZT52B3V9-HE3-18 is suitable for low-power applications due to its low forward voltage drop.

  8. What are the temperature specifications for the BZT52B3V9-HE3-18?

    • The BZT52B3V9-HE3-18 typically has an operating temperature range of -55°C to 150°C.

  9. Does the BZT52B3V9-HE3-18 require any external components for operation?

    • In most cases, the BZT52B3V9-HE3-18 can function independently, but additional capacitors may be recommended for stability.

  10. Where can I find detailed specifications and application notes for the BZT52B3V9-HE3-18?

    • Detailed specifications and application notes for the BZT52B3V9-HE3-18 can be found in the manufacturer's datasheet and application guides.