STMicroelectronics
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LY5150ALHTR
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LY5150ALHTR

Product Overview

Category

The LY5150ALHTR belongs to the category of voltage regulators.

Use

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

Characteristics

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 24V
  • Maximum Output Current: 1.5A
  • Low Dropout Voltage: 340mV at 1A
  • Low Quiescent Current: 75µA
  • Thermal Shutdown and Current Limit Protection

Package

The LY5150ALHTR comes in a small outline package (SOP-8) for surface mount applications.

Essence

This voltage regulator provides efficient and stable voltage regulation for various electronic applications.

Packaging/Quantity

It is typically available in reels containing 2500 units.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 0.8V to 24V
  • Dropout Voltage: 340mV at 1A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOP-8

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. FB (Feedback)
  4. NC (No Connection)
  5. VOUT (Output Voltage)
  6. NC (No Connection)
  7. NC (No Connection)
  8. EN (Enable)

Functional Features

  • Wide Input Voltage Range
  • Low Dropout Voltage
  • Low Quiescent Current
  • Thermal Shutdown and Current Limit Protection
  • Enable Function for Power Savings

Advantages and Disadvantages

Advantages

  • Wide input voltage range allows for versatile applications
  • Low dropout voltage ensures efficient power conversion
  • Low quiescent current for minimal power consumption
  • Built-in protection features enhance reliability
  • Enable function enables power savings in standby mode

Disadvantages

  • Limited maximum output current compared to higher-rated regulators
  • SOP-8 package may require careful handling during assembly

Working Principles

The LY5150ALHTR operates by comparing the feedback voltage with a reference voltage to control the output voltage. It utilizes a series pass element to regulate the output voltage, while the enable function allows for power savings when the device is not in use. The built-in protection features ensure safe operation under various conditions.

Detailed Application Field Plans

The LY5150ALHTR is suitable for a wide range of applications, including: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the LY5150ALHTR include: - LM317: A popular adjustable linear voltage regulator with a wide input voltage range. - LT1083: A high-current positive adjustable voltage regulator with low dropout voltage. - LM2940: A low dropout voltage regulator with a fixed 5V output.

In conclusion, the LY5150ALHTR is a versatile voltage regulator with a wide input voltage range, low dropout voltage, and essential protection features, making it suitable for various electronic applications.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением LY5150ALHTR в технических решениях.

  1. What is LY5150ALHTR?

    • LY5150ALHTR is a high-temperature, low-dropout voltage regulator designed for use in various technical solutions.

  2. What is the input voltage range for LY5150ALHTR?

    • The input voltage range for LY5150ALHTR is typically between 2.5V and 7.0V.

  3. What is the output voltage range for LY5150ALHTR?

    • The output voltage range for LY5150ALHTR is adjustable from 1.2V to 5.5V.

  4. What is the maximum output current of LY5150ALHTR?

    • The maximum output current of LY5150ALHTR is typically 150mA.

  5. What are the typical applications for LY5150ALHTR?

    • LY5150ALHTR is commonly used in battery-powered devices, portable equipment, and other applications requiring a regulated power supply.

  6. What is the operating temperature range for LY5150ALHTR?

    • The operating temperature range for LY5150ALHTR is typically -40°C to 125°C.

  7. Does LY5150ALHTR require an external capacitor?

    • Yes, LY5150ALHTR requires an external capacitor for stability and noise reduction.

  8. Is LY5150ALHTR suitable for automotive applications?

    • Yes, LY5150ALHTR is suitable for automotive applications, provided it meets the specific requirements and standards for automotive electronics.

  9. Can LY5150ALHTR be used in conjunction with other voltage regulators?

    • Yes, LY5150ALHTR can be used in parallel with other voltage regulators to increase output current capability or for redundancy.

  10. What are the key features of LY5150ALHTR?

    • Some key features of LY5150ALHTR include low dropout voltage, low quiescent current, thermal shutdown protection, and adjustable output voltage.