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LT1118CST-2.85#TRPBF

LT1118CST-2.85#TRPBF

Product Overview

The LT1118CST-2.85#TRPBF belongs to the category of low dropout (LDO) linear voltage regulators. It is commonly used to provide a stable output voltage for various electronic devices and circuits. The characteristics of this product include its low dropout voltage, high accuracy, and low quiescent current. The package type for the LT1118CST-2.85#TRPBF is SOT-223, and it is available in tape and reel packaging with a specific quantity per reel.

Specifications

  • Output Voltage: 2.85V
  • Dropout Voltage: 300mV at 800mA
  • Quiescent Current: 75µA
  • Line Regulation: 0.02% typical
  • Load Regulation: 0.04% typical
  • Package Type: SOT-223

Detailed Pin Configuration

The LT1118CST-2.85#TRPBF has three pins: 1. Input (VIN) 2. Ground (GND) 3. Output (VOUT)

Functional Features

  • Low dropout voltage allows for efficient regulation even when the input voltage is close to the output voltage.
  • High accuracy ensures a stable output voltage under varying load conditions.
  • Low quiescent current minimizes power consumption in standby or idle modes.

Advantages and Disadvantages

Advantages

  • Stable output voltage even with low input voltage
  • Low quiescent current for improved efficiency
  • High accuracy for precise voltage regulation

Disadvantages

  • Limited maximum output current compared to other regulator types
  • Sensitive to input voltage fluctuations

Working Principles

The LT1118CST-2.85#TRPBF operates by comparing the reference voltage with the feedback voltage from the output. It adjusts the pass transistor to maintain a constant output voltage, compensating for variations in input voltage and load conditions.

Detailed Application Field Plans

The LT1118CST-2.85#TRPBF is suitable for a wide range of applications, including battery-powered devices, portable electronics, instrumentation, and automotive systems. Its low dropout voltage and low quiescent current make it ideal for scenarios where power efficiency is crucial.

Detailed and Complete Alternative Models

Some alternative models to the LT1118CST-2.85#TRPBF include the LM1117, MCP1702, and MIC5205. These alternatives offer similar functionality and performance, providing options for design flexibility and compatibility with different system requirements.

This comprehensive entry provides an in-depth understanding of the LT1118CST-2.85#TRPBF, covering its basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LT1118CST-2.85#TRPBF en soluciones técnicas

  1. What is the input voltage range for LT1118CST-2.85#TRPBF?

    • The input voltage range for LT1118CST-2.85#TRPBF is 4.5V to 15V.
  2. What is the output voltage of LT1118CST-2.85#TRPBF?

    • The output voltage of LT1118CST-2.85#TRPBF is fixed at 2.85V.
  3. What is the maximum output current of LT1118CST-2.85#TRPBF?

    • The maximum output current of LT1118CST-2.85#TRPBF is 800mA.
  4. What are the typical applications for LT1118CST-2.85#TRPBF?

    • Typical applications include battery-powered systems, portable instruments, and post regulators for switching supplies.
  5. What is the dropout voltage of LT1118CST-2.85#TRPBF?

    • The dropout voltage of LT1118CST-2.85#TRPBF is typically 300mV at 800mA load current.
  6. Is LT1118CST-2.85#TRPBF suitable for low ESR ceramic capacitors?

    • Yes, LT1118CST-2.85#TRPBF is designed to be stable with low ESR ceramic capacitors.
  7. What is the operating temperature range for LT1118CST-2.85#TRPBF?

    • The operating temperature range for LT1118CST-2.85#TRPBF is -40°C to 125°C.
  8. Does LT1118CST-2.85#TRPBF have built-in thermal shutdown protection?

    • Yes, LT1118CST-2.85#TRPBF includes thermal shutdown protection.
  9. Can LT1118CST-2.85#TRPBF be used in automotive applications?

    • Yes, LT1118CST-2.85#TRPBF is suitable for automotive applications.
  10. What is the package type for LT1118CST-2.85#TRPBF?

    • LT1118CST-2.85#TRPBF is available in a 3-pin SOT-223 package.