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LTC1731EMS8-4.2#TRPBF
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LTC1731EMS8-4.2#TRPBF

Product Overview

Category

LTC1731EMS8-4.2#TRPBF belongs to the category of voltage regulators.

Use

This product is commonly used for regulating voltage in electronic circuits.

Characteristics

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage: 4.2V
  • Package Type: MSOP-8
  • Essence: Low Dropout Linear Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

The LTC1731EMS8-4.2#TRPBF voltage regulator has the following specifications:

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage: 4.2V
  • Dropout Voltage: 300mV at 500mA
  • Quiescent Current: 40µA
  • Load Regulation: ±0.05%
  • Line Regulation: ±0.02%
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: MSOP-8

Detailed Pin Configuration

The LTC1731EMS8-4.2#TRPBF has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage pin
  6. NC: No connection
  7. NC: No connection
  8. NC: No connection

Functional Features

  • Low dropout voltage ensures efficient regulation even with low input voltages.
  • Wide input voltage range allows flexibility in various applications.
  • Excellent load and line regulation provide stable output voltage.
  • Enable pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

  • Low dropout voltage ensures efficient regulation.
  • Wide input voltage range allows for versatile applications.
  • Excellent load and line regulation provide stable output voltage.
  • Enable pin allows for easy control.

Disadvantages

  • Limited to a specific output voltage of 4.2V.
  • Package type may not be suitable for all circuit designs.

Working Principles

The LTC1731EMS8-4.2#TRPBF is a low dropout linear regulator that regulates the output voltage by maintaining a constant voltage difference between the input and output. It achieves this by using a pass transistor that adjusts its resistance based on the feedback received from the output voltage. This feedback is compared to a reference voltage, and any deviation is corrected by adjusting the pass transistor's resistance.

Detailed Application Field Plans

The LTC1731EMS8-4.2#TRPBF can be used in various applications, including but not limited to:

  1. Battery-powered devices: Provides regulated power supply for portable electronic devices.
  2. Embedded systems: Ensures stable voltage for microcontrollers and other components.
  3. Automotive electronics: Regulates voltage for automotive sensors and control systems.
  4. Industrial equipment: Maintains consistent power supply for industrial automation systems.
  5. Communication devices: Stabilizes voltage for wireless communication modules.

Detailed and Complete Alternative Models

Some alternative models to LTC1731EMS8-4.2#TRPBF include:

  1. LT1763CS8-4.2#PBF: Similar low dropout linear regulator with a different package type (SOIC-8).
  2. LT1963AES8-4.2#TRMPBF: Low dropout linear regulator with adjustable output voltage (MSOP-8 package).
  3. ADP3339AKCZ-4.2RL7: Voltage regulator with fixed 4.2V output (SOT-223 package).

These alternative models offer similar functionality and can be considered as substitutes depending on specific requirements.

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技術ソリューションにおける LTC1731EMS8-4.2#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 LTC1731EMS8-4.2#TRPBF in technical solutions:

Q1: What is LTC1731EMS8-4.2#TRPBF? A1: LTC1731EMS8-4.2#TRPBF is a specific model of a low-power, synchronous step-down DC/DC converter.

Q2: What is the input voltage range for LTC1731EMS8-4.2#TRPBF? A2: The input voltage range for LTC1731EMS8-4.2#TRPBF is typically between 2.25V and 5.5V.

Q3: What is the output voltage of LTC1731EMS8-4.2#TRPBF? A3: The output voltage of LTC1731EMS8-4.2#TRPBF is fixed at 4.2V.

Q4: What is the maximum output current of LTC1731EMS8-4.2#TRPBF? A4: The maximum output current of LTC1731EMS8-4.2#TRPBF is typically 500mA.

Q5: What is the efficiency of LTC1731EMS8-4.2#TRPBF? A5: The efficiency of LTC1731EMS8-4.2#TRPBF can reach up to 95% under certain operating conditions.

Q6: Can LTC1731EMS8-4.2#TRPBF be used in battery-powered applications? A6: Yes, LTC1731EMS8-4.2#TRPBF is suitable for battery-powered applications due to its low-power operation.

Q7: Does LTC1731EMS8-4.2#TRPBF have built-in protection features? A7: Yes, LTC1731EMS8-4.2#TRPBF includes various protection features such as overcurrent protection and thermal shutdown.

Q8: Can LTC1731EMS8-4.2#TRPBF be used in automotive applications? A8: Yes, LTC1731EMS8-4.2#TRPBF is designed to meet the requirements of automotive applications.

Q9: What is the operating temperature range for LTC1731EMS8-4.2#TRPBF? A9: The operating temperature range for LTC1731EMS8-4.2#TRPBF is typically between -40°C and 125°C.

Q10: Are there any application notes or reference designs available for LTC1731EMS8-4.2#TRPBF? A10: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs that can help with the implementation of LTC1731EMS8-4.2#TRPBF in various technical solutions.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.