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LD29300P2M18R

LD29300P2M18R

Product Overview

  • Category: Voltage Regulator
  • Use: LD29300P2M18R is a voltage regulator designed to provide a stable output voltage for various electronic applications.
  • Characteristics: This regulator offers high accuracy, low dropout voltage, and thermal shutdown protection. It comes in a compact package suitable for space-constrained designs.
  • Package: LD29300P2M18R is available in a TO-220 package.
  • Essence: The essence of LD29300P2M18R lies in its ability to regulate input voltage to a precise and stable output voltage, making it essential for powering sensitive electronic components.
  • Packaging/Quantity: Typically sold individually or in reels.

Specifications

  • Input Voltage Range: 4.5V to 26V
  • Output Voltage: 1.8V
  • Maximum Output Current: 3A
  • Dropout Voltage: 450mV at 3A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1 (VIN): Input Voltage
  • Pin 2 (GND): Ground
  • Pin 3 (VOUT): Output Voltage

Functional Features

  • High Accuracy: Provides precise output voltage regulation.
  • Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage.
  • Thermal Shutdown Protection: Safeguards the regulator from overheating.

Advantages and Disadvantages

  • Advantages:
    • High accuracy and stability
    • Low dropout voltage
    • Thermal shutdown protection
  • Disadvantages:
    • Limited maximum output current compared to some alternatives
    • May require additional heat sinking for high-power applications

Working Principles

LD29300P2M18R operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

This voltage regulator is well-suited for a wide range of applications including: - Powering microcontrollers and digital ICs - Battery-powered devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • LM317: Offers adjustable output voltage with higher dropout voltage.
  • L7805: Fixed 5V output voltage with lower maximum output current.

In conclusion, LD29300P2M18R is a reliable voltage regulator with high accuracy and thermal protection, making it an ideal choice for various electronic applications requiring stable power supply.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LD29300P2M18R v technických řešeních

  1. What is LD29300P2M18R?

    • LD29300P2M18R is a low-dropout voltage regulator designed to provide a stable output voltage with low dropout voltage and quiescent current.
  2. What is the input voltage range for LD29300P2M18R?

    • The input voltage range for LD29300P2M18R is typically 4.75V to 15V.
  3. What is the maximum output current of LD29300P2M18R?

    • The maximum output current of LD29300P2M18R is 3A.
  4. What are the typical applications of LD29300P2M18R?

    • LD29300P2M18R is commonly used in applications such as power management for industrial, automotive, and consumer electronics, as well as in battery-powered systems.
  5. What is the dropout voltage of LD29300P2M18R?

    • The dropout voltage of LD29300P2M18R is typically 0.6V at 3A.
  6. Does LD29300P2M18R require an external capacitor for stability?

    • Yes, LD29300P2M18R requires an external capacitor for stability, typically a 10μF tantalum or 22μF ceramic capacitor.
  7. Is LD29300P2M18R available in different package types?

    • Yes, LD29300P2M18R is available in various package types, including TO-220, DPAK, and DDPAK.
  8. What is the operating temperature range of LD29300P2M18R?

    • The operating temperature range of LD29300P2M18R is typically -40°C to 125°C.
  9. Can LD29300P2M18R be used in parallel to increase the output current?

    • Yes, LD29300P2M18R can be used in parallel to increase the output current by connecting the outputs and sharing the load.
  10. Are there any specific layout considerations for using LD29300P2M18R?

    • It is recommended to follow the layout guidelines provided in the datasheet to minimize noise and ensure proper thermal management when using LD29300P2M18R.