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LT1129MPST-3.3#TRPBF
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LT1129MPST-3.3#TRPBF

Product Overview

Category

The LT1129MPST-3.3#TRPBF belongs to the category of low dropout (LDO) linear voltage regulators.

Use

It is commonly used to provide a stable output voltage for various electronic devices and circuits.

Characteristics

  • Low dropout voltage
  • High accuracy
  • Low quiescent current
  • Thermal shutdown and current limit protection

Package

The LT1129MPST-3.3#TRPBF is available in a small surface-mount package, making it suitable for compact designs.

Essence

This voltage regulator is essential for maintaining a consistent and reliable power supply within electronic systems.

Packaging/Quantity

It is typically supplied in tape and reel packaging with a specified quantity per reel.

Specifications

  • Output Voltage: 3.3V
  • Dropout Voltage: 300mV at 800mA
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: Surface Mount

Detailed Pin Configuration

The LT1129MPST-3.3#TRPBF features a standard pin configuration with input, output, and ground pins, as well as additional pins for thermal regulation and current limiting.

Functional Features

  • Stable output voltage regulation
  • Low dropout voltage for efficient operation
  • Thermal shutdown protection
  • Current limit protection

Advantages and Disadvantages

Advantages

  • High accuracy and stability
  • Low dropout voltage for improved efficiency
  • Thermal and current protection for enhanced reliability

Disadvantages

  • Limited maximum output current compared to some alternatives
  • Sensitive to input voltage fluctuations

Working Principles

The LT1129MPST-3.3#TRPBF operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage, even when the input voltage varies.

Detailed Application Field Plans

This voltage regulator is widely used in applications such as: - Battery-powered devices - Portable electronics - Embedded systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the LT1129MPST-3.3#TRPBF include: - LM1117 - L78xx series - ADP333x series

In conclusion, the LT1129MPST-3.3#TRPBF is a versatile and reliable voltage regulator that offers precise output voltage control and protection features, making it suitable for a wide range of electronic applications.

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技術ソリューションにおける LT1129MPST-3.3#TRPBF 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。

Sure, here are 10 common questions and answers related to the application of LT1129MPST-3.3#TRPBF:

  1. What is the input voltage range for LT1129MPST-3.3#TRPBF?

    • The input voltage range for LT1129MPST-3.3#TRPBF is 4V to 20V.

  2. What is the output voltage of LT1129MPST-3.3#TRPBF?

    • The output voltage of LT1129MPST-3.3#TRPBF is fixed at 3.3V.

  3. What is the maximum output current of LT1129MPST-3.3#TRPBF?

    • The maximum output current of LT1129MPST-3.3#TRPBF is 800mA.

  4. What is the typical dropout voltage of LT1129MPST-3.3#TRPBF?

    • The typical dropout voltage of LT1129MPST-3.3#TRPBF is 300mV at 500mA load current.

  5. Is LT1129MPST-3.3#TRPBF suitable for battery-powered applications?

    • Yes, LT1129MPST-3.3#TRPBF is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.

  6. Can LT1129MPST-3.3#TRPBF be used in automotive electronics?

    • Yes, LT1129MPST-3.3#TRPBF can be used in automotive electronics as it is designed to operate in harsh environments and has built-in protection features.

  7. What are the key features of LT1129MPST-3.3#TRPBF?

    • The key features of LT1129MPST-3.3#TRPBF include low dropout voltage, low quiescent current, thermal shutdown, and current limit protection.

  8. What type of package does LT1129MPST-3.3#TRPBF come in?

    • LT1129MPST-3.3#TRPBF comes in a 5-lead TO-220 package.

  9. What are the typical applications for LT1129MPST-3.3#TRPBF?

    • Typical applications for LT1129MPST-3.3#TRPBF include battery-powered systems, industrial control systems, automotive electronics, and portable instruments.

  10. Is LT1129MPST-3.3#TRPBF RoHS compliant?

    • Yes, LT1129MPST-3.3#TRPBF is RoHS compliant, making it suitable for use in environmentally sensitive applications.

I hope these questions and answers are helpful! Let me know if you need further assistance.