Vishay Semiconductor Diodes Division
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SMPZ3939B-M3/85A
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SMPZ3939B-M3/85A

Product Overview

Category

The SMPZ3939B-M3/85A belongs to the category of semiconductor devices.

Use

This product is commonly used in electronic circuits for voltage regulation and power management.

Characteristics

  • High efficiency
  • Low power consumption
  • Compact size

Package

The SMPZ3939B-M3/85A is typically available in a small surface-mount package.

Essence

The essence of this product lies in its ability to regulate and manage electrical power within electronic systems.

Packaging/Quantity

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

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 1.23V to 35V
  • Maximum Output Current: 1.5A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SMPZ3939B-M3/85A has a standard pin configuration with input, output, and ground pins clearly labeled for easy integration into circuit designs.

Functional Features

  • Overcurrent protection
  • Thermal shutdown
  • Adjustable output voltage

Advantages

  • Wide input voltage range
  • Built-in protection features
  • Versatile application potential

Disadvantages

  • Limited maximum output current
  • Sensitive to improper handling during assembly

Working Principles

The SMPZ3939B-M3/85A operates based on the principles of feedback control, using internal circuitry to maintain a stable output voltage regardless of variations in input or load conditions.

Detailed Application Field Plans

This product finds extensive use in: - Battery charging systems - DC-DC converters - Industrial automation equipment

Detailed and Complete Alternative Models

  • LM317
  • LM7805
  • LT1083

In conclusion, the SMPZ3939B-M3/85A offers a reliable solution for voltage regulation and power management in various electronic applications, despite its limitations in terms of maximum output current. Its compact size, wide input voltage range, and built-in protection features make it a popular choice among designers seeking efficient power control solutions.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMPZ3939B-M3/85A v technických řešeních

  1. What is the maximum voltage rating for SMPZ3939B-M3/85A?

    • The maximum voltage rating for SMPZ3939B-M3/85A is 100V.

  2. What is the maximum current rating for SMPZ3939B-M3/85A?

    • The maximum current rating for SMPZ3939B-M3/85A is 3A.

  3. What is the typical forward voltage drop for SMPZ3939B-M3/85A?

    • The typical forward voltage drop for SMPZ3939B-M3/85A is 0.7V at 1A.

  4. What is the reverse leakage current for SMPZ3939B-M3/85A at its maximum rated voltage?

    • The reverse leakage current for SMPZ3939B-M3/85A at its maximum rated voltage is typically 5µA.

  5. What is the thermal resistance of SMPZ3939B-M3/85A?

    • The thermal resistance of SMPZ3939B-M3/85A is typically 60°C/W.

  6. Is SMPZ3939B-M3/85A suitable for use in automotive applications?

    • Yes, SMPZ3939B-M3/85A is AEC-Q101 qualified and suitable for use in automotive applications.

  7. What is the operating temperature range for SMPZ3939B-M3/85A?

    • The operating temperature range for SMPZ3939B-M3/85A is -55°C to 150°C.

  8. Does SMPZ3939B-M3/85A have a low profile package?

    • Yes, SMPZ3939B-M3/85A comes in a low profile SMA package.

  9. Can SMPZ3939B-M3/85A be used in high-frequency applications?

    • Yes, SMPZ3939B-M3/85A is designed for high-frequency applications up to several megahertz.

  10. What are the typical applications for SMPZ3939B-M3/85A?

    • Typical applications for SMPZ3939B-M3/85A include power supplies, LED lighting, motor control, and automotive systems.