Vishay Semiconductor Diodes Division
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SMZJ3789B-E3/52
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SMZJ3789B-E3/52

Product Overview

Category

SMZJ3789B-E3/52 belongs to the category of semiconductor devices.

Use

It is used for voltage regulation and power management in electronic circuits.

Characteristics

  • High efficiency
  • Low power consumption
  • Compact size
  • Wide input voltage range

Package

The SMZJ3789B-E3/52 comes in a small surface-mount package, suitable for integration into compact electronic devices.

Essence

The essence of SMZJ3789B-E3/52 lies in its ability to provide stable voltage output for various electronic applications.

Packaging/Quantity

It is typically packaged in reels containing a specific quantity, such as 3000 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage: Adjustable
  • Maximum Output Current: 3A
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOT-223

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)
  4. ADJ (Adjustment Pin)

Functional Features

  • Wide input voltage range allows for versatile application
  • Adjustable output voltage for flexibility in design
  • Overcurrent and thermal protection for reliability
  • Fast transient response for dynamic load changes

Advantages

  • High efficiency leads to reduced power loss
  • Compact size enables space-saving designs
  • Wide input voltage range accommodates diverse power sources

Disadvantages

  • Limited maximum output current compared to some alternatives
  • Sensitive to improper handling due to small package size

Working Principles

SMZJ3789B-E3/52 operates based on the principle of regulating the input voltage to provide a stable and adjustable output voltage. This is achieved through internal circuitry that monitors and adjusts the output based on the reference voltage and feedback mechanism.

Detailed Application Field Plans

SMZJ3789B-E3/52 finds application in various fields, including: - Consumer electronics - Automotive electronics - Industrial automation - Telecommunications

Detailed and Complete Alternative Models

Some alternative models to SMZJ3789B-E3/52 include: - LM317: A popular linear voltage regulator with adjustable output - LT1083: High-current adjustable voltage regulator - LM7805: Fixed 5V voltage regulator for simpler applications

In conclusion, SMZJ3789B-E3/52 is a versatile semiconductor device with wide-ranging applications in voltage regulation and power management. Its compact size, high efficiency, and adjustable output make it a valuable component in modern electronic designs.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMZJ3789B-E3/52 v technických řešeních

  1. What is the SMZJ3789B-E3/52 used for in technical solutions?

    • The SMZJ3789B-E3/52 is a high-power, surface-mount Zener diode designed for voltage regulation and transient overvoltage protection in various technical applications.

  2. What is the maximum power dissipation of the SMZJ3789B-E3/52?

    • The maximum power dissipation of the SMZJ3789B-E3/52 is typically 5 watts.

  3. What is the voltage rating of the SMZJ3789B-E3/52?

    • The SMZJ3789B-E3/52 has a voltage rating of 39 volts.

  4. What are the typical applications of the SMZJ3789B-E3/52?

    • Typical applications include voltage regulation in power supplies, surge suppression in telecommunications equipment, and overvoltage protection in automotive electronics.

  5. What is the operating temperature range of the SMZJ3789B-E3/52?

    • The SMZJ3789B-E3/52 has an operating temperature range of -65°C to +175°C.

  6. Does the SMZJ3789B-E3/52 require a heat sink for operation?

    • It is recommended to use a heat sink when operating the SMZJ3789B-E3/52 at or near its maximum power dissipation.

  7. What is the package type of the SMZJ3789B-E3/52?

    • The SMZJ3789B-E3/52 is available in a surface-mount SOD-123FL package.

  8. Can the SMZJ3789B-E3/52 be used for reverse polarity protection?

    • Yes, the SMZJ3789B-E3/52 can be used for reverse polarity protection in electronic circuits.

  9. Is the SMZJ3789B-E3/52 RoHS compliant?

    • Yes, the SMZJ3789B-E3/52 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  10. What are the key electrical characteristics of the SMZJ3789B-E3/52?

    • Key electrical characteristics include a nominal zener voltage of 39 volts, a maximum reverse leakage current of 5 µA, and a maximum dynamic impedance of 20 ohms.