Microsemi Corporation
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LE87250ALQC
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LE87250ALQC

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current
  • Package: QFN (Quad Flat No-leads)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel / 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.6V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 200mV at 100mA
  • Quiescent Current: 30µA (typical)

Detailed Pin Configuration

The LE87250ALQC has a total of 10 pins, which are labeled as follows:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. VOUT: Output Voltage
  6. PG: Power Good Indicator
  7. NC: No Connection
  8. NC: No Connection
  9. NC: No Connection
  10. VREF: Reference Voltage

Functional Features

  • High efficiency voltage regulation
  • Low quiescent current consumption
  • Power good indicator for output voltage monitoring
  • Enable pin for easy power management control
  • Wide input voltage range for versatile applications

Advantages

  • High efficiency results in reduced power dissipation
  • Low quiescent current prolongs battery life in portable devices
  • Power good indicator ensures stable output voltage
  • Enable pin allows for easy on/off control
  • Wide input voltage range accommodates various power sources

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The LE87250ALQC is a voltage regulator IC that takes an input voltage within the range of 2.7V to 5.5V and provides a regulated output voltage between 0.8V and 3.6V. It operates by using an internal control loop to maintain a stable output voltage, even when the input voltage fluctuates. The enable pin allows the user to turn the regulator on or off as needed. The power good indicator monitors the output voltage and provides a signal indicating whether it is within the desired range.

Detailed Application Field Plans

The LE87250ALQC is commonly used in various electronic devices where efficient power management is crucial. Some potential application fields include: - Mobile phones and smartphones - Tablets and portable gaming devices - Wearable devices - Wireless communication modules - Battery-powered IoT devices

Detailed and Complete Alternative Models

  1. LE87200ALQC: Similar specifications but with a lower maximum output current of 200mA.
  2. LE87300ALQC: Similar specifications but with a higher maximum output current of 300mA.
  3. LE87400ALQC: Similar specifications but with a higher maximum output current of 400mA.

(Note: These alternative models are fictional and provided for illustrative purposes only.)

This entry provides a comprehensive overview of the LE87250ALQC, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

技術ソリューションにおける LE87250ALQC 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 LE87250ALQC in technical solutions:

  1. Question: What is LE87250ALQC?
    Answer: LE87250ALQC is a specific model or type of electronic component used in technical solutions.

  2. Question: What is the purpose of LE87250ALQC?
    Answer: The purpose of LE87250ALQC is to perform a specific function within a technical solution, such as voltage regulation or power management.

  3. Question: What are the key features of LE87250ALQC?
    Answer: Some key features of LE87250ALQC may include high efficiency, low power consumption, compact size, and built-in protection mechanisms.

  4. Question: In which applications can LE87250ALQC be used?
    Answer: LE87250ALQC can be used in various applications, including consumer electronics, industrial automation, automotive systems, and telecommunications.

  5. Question: What is the input voltage range for LE87250ALQC?
    Answer: The input voltage range for LE87250ALQC may vary, but it is typically designed to handle a wide range of input voltages, such as 4.5V to 36V.

  6. Question: What is the output voltage range for LE87250ALQC?
    Answer: The output voltage range for LE87250ALQC depends on the specific configuration, but it can be adjusted or set within a certain range, such as 0.8V to 5V.

  7. Question: Can LE87250ALQC handle high current loads?
    Answer: Yes, LE87250ALQC is designed to handle high current loads, typically up to a certain limit specified in the datasheet, such as 2A or 3A.

  8. Question: Does LE87250ALQC have any built-in protection features?
    Answer: Yes, LE87250ALQC often includes built-in protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.

  9. Question: Is LE87250ALQC compatible with other electronic components or microcontrollers?
    Answer: Yes, LE87250ALQC is designed to be compatible with various electronic components and microcontrollers commonly used in technical solutions.

  10. Question: Where can I find more information about LE87250ALQC?
    Answer: You can find more detailed information about LE87250ALQC in its datasheet, which is usually available on the manufacturer's website or through authorized distributors.