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LX8117B-28CST

LX8117B-28CST

Product Overview

Category

The LX8117B-28CST belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits and devices.

Characteristics

  • Low dropout voltage
  • High output voltage accuracy
  • Thermal shutdown and current limit protection
  • Small package size

Package

The LX8117B-28CST comes in a small surface-mount package.

Essence

The essence of the LX8117B-28CST lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

The LX8117B-28CST is typically packaged in reels and is available in varying quantities depending on the supplier.

Specifications

  • Output Voltage: 2.8V
  • Dropout Voltage: 340mV at 1A
  • Maximum Input Voltage: 16V
  • Quiescent Current: 1mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LX8117B-28CST has a standard 3-pin configuration with input, output, and ground pins.

Functional Features

  • Low dropout voltage ensures efficient regulation even when the input voltage is close to the output voltage.
  • Thermal shutdown and current limit protection safeguard the regulator and connected components from damage due to excessive heat or overcurrent conditions.

Advantages

  • High output voltage accuracy ensures precise regulation for sensitive electronic components.
  • Small package size allows for space-efficient integration into circuit designs.

Disadvantages

  • Limited maximum input voltage may not be suitable for high-voltage applications.
  • The quiescent current of 1mA may not be ideal for ultra-low power applications.

Working Principles

The LX8117B-28CST 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.

Detailed Application Field Plans

The LX8117B-28CST is well-suited for use in: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the LX8117B-28CST include: - LM1117 - LT1086 - ADP3338

In conclusion, the LX8117B-28CST is a versatile voltage regulator with specific advantages and limitations that make it suitable for various electronic applications, especially those requiring low dropout voltage and high output voltage accuracy.

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技術ソリューションにおける LX8117B-28CST 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 the input voltage range for LX8117B-28CST?

    • The input voltage range for LX8117B-28CST is 2.5V to 20V.
  2. What is the output voltage of LX8117B-28CST?

    • The output voltage of LX8117B-28CST is fixed at 2.8V.
  3. What is the maximum output current of LX8117B-28CST?

    • The maximum output current of LX8117B-28CST is 1A.
  4. What are the typical applications for LX8117B-28CST?

    • LX8117B-28CST is commonly used in applications such as industrial control systems, consumer electronics, and automotive electronics.
  5. Does LX8117B-28CST require an external capacitor for stability?

    • Yes, LX8117B-28CST requires an external capacitor for stability. A 10μF tantalum or 22μF ceramic capacitor is recommended.
  6. Is LX8117B-28CST suitable for battery-powered applications?

    • Yes, LX8117B-28CST is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
  7. What is the thermal resistance of LX8117B-28CST?

    • The thermal resistance of LX8117B-28CST is typically 50°C/W.
  8. Can LX8117B-28CST be used in parallel to increase the output current?

    • Yes, LX8117B-28CST can be used in parallel to increase the output current by connecting their outputs together.
  9. What are the key features of LX8117B-28CST?

    • The key features of LX8117B-28CST include low dropout voltage, low ground current, and thermal shutdown protection.
  10. Is LX8117B-28CST available in a surface-mount package?

    • Yes, LX8117B-28CST is available in a surface-mount TO-252 package for easy PCB mounting.