Microsemi Corporation
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LX8117A-25CDT
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LX8117A-25CDT

Product Overview

Category

The LX8117A-25CDT belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • The LX8117A-25CDT is a low-dropout (LDO) linear voltage regulator.
  • It has a fixed output voltage of 2.5V.
  • The device operates with a low quiescent current, making it suitable for battery-powered applications.
  • It offers excellent line and load regulation.
  • The LX8117A-25CDT provides thermal shutdown and current limit protection features.

Package

The LX8117A-25CDT comes in a compact surface-mount package.

Essence

The essence of the LX8117A-25CDT lies in its ability to provide stable and regulated voltage output in various electronic applications.

Packaging/Quantity

The LX8117A-25CDT is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage: 2.5V
  • Dropout Voltage: 300mV at 1A
  • Quiescent Current: 75µA
  • Line Regulation: ±0.05%
  • Load Regulation: ±0.1%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LX8117A-25CDT has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • Excellent line and load regulation provide stable output voltage.
  • Thermal shutdown protects the device from overheating.
  • Current limit protection prevents excessive current flow.

Advantages and Disadvantages

Advantages

  • Low quiescent current makes it suitable for battery-powered applications.
  • Compact package allows for easy integration into circuit designs.
  • Excellent line and load regulation ensure stable voltage output.

Disadvantages

  • Fixed output voltage limits flexibility in certain applications.
  • Limited input voltage range may not be suitable for all power supply requirements.

Working Principles

The LX8117A-25CDT operates as a linear voltage regulator. It regulates the input voltage to a fixed 2.5V output voltage by dissipating excess energy as heat. The device uses a feedback mechanism to maintain a constant output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The LX8117A-25CDT finds applications in various electronic devices, including but not limited to: - Battery-powered portable devices - Embedded systems - Consumer electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LX8117A-25CDT include: - LM1117-2.5 - LT1763-2.5 - MCP1702-2.5

These models provide comparable voltage regulation capabilities and can be considered as alternatives based on specific application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LX8117A-25CDT en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LX8117A-25CDT in technical solutions:

  1. Q: What is the LX8117A-25CDT? A: The LX8117A-25CDT is a low dropout voltage regulator IC that provides a fixed output voltage of 2.5V.

  2. Q: What is the input voltage range for the LX8117A-25CDT? A: The input voltage range for the LX8117A-25CDT is typically between 2.5V and 6V.

  3. Q: What is the maximum output current of the LX8117A-25CDT? A: The LX8117A-25CDT can provide a maximum output current of 800mA.

  4. Q: Can the LX8117A-25CDT be used in battery-powered applications? A: Yes, the LX8117A-25CDT is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.

  5. Q: Does the LX8117A-25CDT require any external components for operation? A: Yes, the LX8117A-25CDT requires an input capacitor and an output capacitor for stable operation.

  6. Q: What is the dropout voltage of the LX8117A-25CDT? A: The dropout voltage of the LX8117A-25CDT is typically around 300mV at full load.

  7. Q: Can the LX8117A-25CDT handle overcurrent or thermal protection? A: Yes, the LX8117A-25CDT has built-in overcurrent and thermal protection features to ensure safe operation.

  8. Q: Is the LX8117A-25CDT available in different package options? A: Yes, the LX8117A-25CDT is available in various package options such as SOT-223 and TO-252.

  9. Q: What is the operating temperature range of the LX8117A-25CDT? A: The LX8117A-25CDT can operate within a temperature range of -40°C to +125°C.

  10. Q: Can the LX8117A-25CDT be used in automotive applications? A: Yes, the LX8117A-25CDT is suitable for automotive applications as it meets the necessary requirements and standards.

Please note that these answers are general and may vary depending on the specific datasheet and application guidelines provided by the manufacturer.