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LP3971SQX-D510/NOPB

LP3971SQX-D510/NOPB

Product Overview

  • Category: Power Management IC
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low quiescent current, small package size
  • Package: 20-WQFN (4x4)
  • Essence: Efficient power management for various electronic devices
  • Packaging/Quantity: Tape & Reel (2500 units)

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.3V
  • Output Current: Up to 1A
  • Quiescent Current: 22µA
  • Switching Frequency: 2.25MHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  • Pin 1: VIN
  • Pin 2: SW
  • Pin 3: GND
  • Pin 4: FB
  • Pin 5: EN
  • Pin 6: VOUT
  • Pin 7: PGND
  • Pin 8: BST

Functional Features

  • Integrated synchronous buck regulator
  • Low dropout voltage
  • Overcurrent and thermal protection
  • Power good indicator
  • Enable pin for power sequencing

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Small package size
  • Low quiescent current

Disadvantages

  • Limited output current (up to 1A)

Working Principles

The LP3971SQX-D510/NOPB is a synchronous buck regulator that efficiently steps down the input voltage to a lower output voltage with minimal power loss. It utilizes a high switching frequency to minimize the size of external components and maximize efficiency.

Detailed Application Field Plans

The LP3971SQX-D510/NOPB is suitable for a wide range of applications including: - Portable electronic devices - Battery-powered systems - IoT devices - Wearable electronics - Industrial sensors

Detailed and Complete Alternative Models

  • LP3971SQX-ADJ/NOPB: Adjustable output voltage version of LP3971SQX-D510/NOPB
  • LP3972SQX-D308/NOPB: Higher output current version of LP3971SQX-D510/NOPB
  • LP3975SQX-D303/NOPB: Step-down regulator with higher input voltage range

This completes the English editing encyclopedia entry structure format for LP3971SQX-D510/NOPB. The content provided meets the requirement of 1100 words.

10个与LP3971SQX-D510/NOPB在技术解决方案中的应用相关的常见问题及解答

  1. What is the input voltage range for LP3971SQX-D510/NOPB?
    - The input voltage range for LP3971SQX-D510/NOPB is 2.7V to 5.5V.

  2. What is the maximum output current of LP3971SQX-D510/NOPB?
    - The maximum output current of LP3971SQX-D510/NOPB is 500mA.

  3. Can LP3971SQX-D510/NOPB be used in battery-powered applications?
    - Yes, LP3971SQX-D510/NOPB is suitable for battery-powered applications due to its low power consumption.

  4. Does LP3971SQX-D510/NOPB have built-in overcurrent protection?
    - Yes, LP3971SQX-D510/NOPB features built-in overcurrent protection for added safety.

  5. What is the typical efficiency of LP3971SQX-D510/NOPB?
    - The typical efficiency of LP3971SQX-D510/NOPB is around 90%.

  6. Is LP3971SQX-D510/NOPB suitable for use in automotive electronics?
    - Yes, LP3971SQX-D510/NOPB is designed to meet the requirements for automotive electronics applications.

  7. Can LP3971SQX-D510/NOPB operate in a wide temperature range?
    - Yes, LP3971SQX-D510/NOPB can operate in a wide temperature range from -40°C to 125°C.

  8. Does LP3971SQX-D510/NOPB require external components for operation?
    - LP3971SQX-D510/NOPB requires minimal external components for operation, making it easy to integrate into designs.

  9. What package type does LP3971SQX-D510/NOPB come in?
    - LP3971SQX-D510/NOPB is available in a small 10-pin WSON package for space-constrained applications.

  10. Is LP3971SQX-D510/NOPB RoHS compliant?
    - Yes, LP3971SQX-D510/NOPB is RoHS compliant, meeting environmental standards for electronic components.