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CPDU3V3UP
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CPDU3V3UP

Product Overview

Category: Voltage Regulator
Use: To regulate voltage from a higher input to a stable 3.3V output
Characteristics: Low dropout, high accuracy, low quiescent current
Package: TO-220, SOT-223
Essence: Regulating voltage for electronic devices
Packaging/Quantity: Typically sold in reels of 1000 units

Specifications

  • Input Voltage Range: 4V to 18V
  • Output Voltage: 3.3V
  • Dropout Voltage: 300mV at 1A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Vin (Input Voltage)
  2. GND (Ground)
  3. Vout (Output Voltage)

Functional Features

  • Low dropout voltage
  • High accuracy over line and load variations
  • Low quiescent current for improved efficiency
  • Thermal shutdown and current limit protection

Advantages and Disadvantages

Advantages: - Stable 3.3V output - Wide input voltage range - Low dropout voltage - Low quiescent current

Disadvantages: - Limited to fixed 3.3V output

Working Principles

The CPDU3V3UP is a linear voltage regulator that uses a pass transistor to control the output voltage based on the input voltage. It maintains a constant 3.3V output by adjusting the pass transistor's resistance to compensate for changes in the input voltage.

Detailed Application Field Plans

  • Powering microcontrollers and digital ICs
  • Battery-powered applications
  • Industrial automation systems
  • Consumer electronics

Detailed and Complete Alternative Models

  • LM1117-3.3
  • MCP1703

This completes the English editing encyclopedia entry structure format for CPDU3V3UP.

技術ソリューションにおける CPDU3V3UP の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is CPDU3V3UP?

    • CPDU3V3UP is a voltage regulator module designed to provide a stable 3.3V output from a higher input voltage source.

  2. What is the input voltage range for CPDU3V3UP?

    • The input voltage range for CPDU3V3UP is typically between 4.5V to 28V.

  3. What is the maximum output current of CPDU3V3UP?

    • CPDU3V3UP can typically provide a maximum output current of 500mA.

  4. How is CPDU3V3UP typically used in technical solutions?

    • CPDU3V3UP is commonly used to power microcontrollers, sensors, and other low-power electronic components that require a stable 3.3V supply.

  5. Does CPDU3V3UP have built-in overcurrent and thermal protection?

    • Yes, CPDU3V3UP is equipped with overcurrent and thermal protection features to ensure safe operation.

  6. Can CPDU3V3UP be used in battery-powered applications?

    • Yes, CPDU3V3UP can efficiently regulate voltage in battery-powered applications due to its low dropout voltage.

  7. Is CPDU3V3UP suitable for automotive applications?

    • Yes, CPDU3V3UP is often used in automotive electronics due to its wide input voltage range and robust design.

  8. What are the typical operating temperature ranges for CPDU3V3UP?

    • CPDU3V3UP is designed to operate within a temperature range of -40°C to 125°C, making it suitable for various environmental conditions.

  9. Does CPDU3V3UP require external components for operation?

    • CPDU3V3UP typically requires only input and output capacitors for stable operation, making it easy to integrate into designs.

  10. Where can I find detailed application notes and datasheets for CPDU3V3UP?

    • Detailed application notes and datasheets for CPDU3V3UP can be found on the manufacturer's website or through authorized distributors.