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LP3972SQX-E514/NOPB

LP3972SQX-E514/NOPB

Product Overview

  • Category: Voltage Regulator
  • Use: Power management for electronic devices
  • Characteristics: Low dropout, high PSRR, low quiescent current
  • Package: 16-pin WQFN
  • Essence: Efficient voltage regulation for various applications
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.3V
  • Output Current: Up to 1A
  • Dropout Voltage: 150mV at 1A
  • Quiescent Current: 75µA
  • PSRR: 70dB at 1kHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN
  2. EN
  3. BYP
  4. GND
  5. VOUT
  6. VFB
  7. NC
  8. NC
  9. NC
  10. NC
  11. NC
  12. NC
  13. NC
  14. NC
  15. NC
  16. PGND

Functional Features

  • Low dropout voltage
  • High power supply rejection ratio (PSRR)
  • Thermal shutdown and current limit protection
  • Adjustable output voltage

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • Low quiescent current
  • Small package size
  • Excellent line and load transient response

Disadvantages

  • Limited maximum output current
  • Requires external components for operation

Working Principles

The LP3972SQX-E514/NOPB is a voltage regulator that operates by comparing the output voltage to a reference voltage and adjusting the pass device to maintain a stable output. It utilizes a feedback loop to continuously monitor and adjust the output voltage based on the input and load conditions.

Detailed Application Field Plans

The LP3972SQX-E514/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

  • LM1117
  • LT1763
  • TPS7A47

This concludes the English editing encyclopedia entry structure for LP3972SQX-E514/NOPB.

רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של LP3972SQX-E514/NOPB בפתרונות טכניים

  1. Question: What is the maximum input voltage for LP3972SQX-E514/NOPB?
    Answer: The maximum input voltage for LP3972SQX-E514/NOPB is 5.5V.

  2. Question: What is the typical output current of LP3972SQX-E514/NOPB?
    Answer: The typical output current of LP3972SQX-E514/NOPB is 300mA.

  3. Question: Can LP3972SQX-E514/NOPB be used in battery-powered applications?
    Answer: Yes, LP3972SQX-E514/NOPB is suitable for battery-powered applications.

  4. Question: What is the operating temperature range of LP3972SQX-E514/NOPB?
    Answer: The operating temperature range of LP3972SQX-E514/NOPB is -40°C to 85°C.

  5. Question: Does LP3972SQX-E514/NOPB have overcurrent protection?
    Answer: Yes, LP3972SQX-E514/NOPB features overcurrent protection.

  6. Question: Is LP3972SQX-E514/NOPB compatible with low ESR ceramic capacitors?
    Answer: Yes, LP3972SQX-E514/NOPB is compatible with low ESR ceramic capacitors.

  7. Question: What is the quiescent current of LP3972SQX-E514/NOPB?
    Answer: The quiescent current of LP3972SQX-E514/NOPB is typically 30µA.

  8. Question: Can LP3972SQX-E514/NOPB be used in automotive applications?
    Answer: Yes, LP3972SQX-E514/NOPB is suitable for automotive applications.

  9. Question: Does LP3972SQX-E514/NOPB have thermal shutdown protection?
    Answer: Yes, LP3972SQX-E514/NOPB includes thermal shutdown protection.

  10. Question: What is the package type of LP3972SQX-E514/NOPB?
    Answer: LP3972SQX-E514/NOPB is available in a 10-pin WSON package.