ON Semiconductor
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MC3423DR2
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MC3423DR2

Product Overview

Category

The MC3423DR2 belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - linear (LDO) category.

Use

This product is commonly used as a low-dropout voltage regulator in various electronic devices and systems.

Characteristics

  • Low dropout voltage
  • High output voltage accuracy
  • Low quiescent current
  • Thermal shutdown protection

Package

The MC3423DR2 is available in a small outline package (SOIC) with 8 pins, providing ease of integration into circuit designs.

Essence

The essence of the MC3423DR2 lies in its ability to regulate and stabilize voltage levels within electronic systems, ensuring consistent and reliable performance.

Packaging/Quantity

The MC3423DR2 is typically packaged in reels or tubes and is available in varying quantities based on customer requirements.

Specifications

  • Input Voltage Range: 2.5V to 16V
  • Output Voltage Range: 1.25V to 13.8V
  • Dropout Voltage: 0.5V at 500mA
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VOUT
  2. GND
  3. VIN
  4. BYPASS
  5. SHUTDOWN
  6. NC
  7. NC
  8. VREF

Functional Features

  • Low dropout voltage for efficient regulation
  • Thermal shutdown protection for overtemperature conditions
  • Adjustable output voltage for flexibility in application

Advantages

  • Wide input voltage range allows for versatile use
  • Low quiescent current minimizes power consumption
  • Small form factor and easy integration due to SOIC package

Disadvantages

  • Limited maximum output current compared to some alternatives
  • May require additional external components for specific applications

Working Principles

The MC3423DR2 operates by comparing the reference voltage (VREF) with the feedback voltage from the output, adjusting the pass transistor to maintain a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The MC3423DR2 finds extensive application in: - Battery-powered devices - Portable electronics - Automotive systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the MC3423DR2 include: - LM2937 - LT1763 - ADP3338

In summary, the MC3423DR2 is a versatile and reliable low-dropout voltage regulator that offers precise voltage regulation and thermal protection, making it suitable for a wide range of electronic applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af MC3423DR2 i tekniske løsninger

  1. What is the MC3423DR2?

    • The MC3423DR2 is a voltage regulator IC designed for use in various technical solutions to provide stable power supply.

  2. What is the input voltage range of MC3423DR2?

    • The input voltage range of MC3423DR2 is typically 8V to 35V, making it suitable for a wide range of applications.

  3. What is the output voltage range of MC3423DR2?

    • The output voltage range of MC3423DR2 is adjustable from 1.25V to 33V, offering flexibility for different requirements.

  4. What are the typical applications of MC3423DR2?

    • MC3423DR2 is commonly used in automotive electronics, industrial control systems, and power management applications.

  5. What is the maximum output current of MC3423DR2?

    • The maximum output current of MC3423DR2 is around 500mA, suitable for powering various low to moderate power devices.

  6. What are the key features of MC3423DR2?

    • Some key features include thermal shutdown protection, adjustable output voltage, and low dropout voltage.

  7. How does MC3423DR2 handle thermal management?

    • MC3423DR2 incorporates thermal shutdown protection to prevent overheating, ensuring reliable operation in varying conditions.

  8. Can MC3423DR2 be used in battery-powered applications?

    • Yes, MC3423DR2's low dropout voltage makes it suitable for battery-powered applications where efficiency is crucial.

  9. What are the recommended external components for using MC3423DR2?

    • Typically, a few capacitors and resistors are required for stability and setting the output voltage.

  10. Is MC3423DR2 suitable for both fixed and variable output voltage applications?

    • Yes, MC3423DR2 can be configured for both fixed and variable output voltage applications, providing versatility in design.