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LP3971SQX-W416/NOPB

LP3971SQX-W416/NOPB

Product Overview

  • Category: Power Management IC
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low dropout voltage, small package size
  • Package: WQFN-16
  • Essence: Regulates voltage for electronic devices
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.3V
  • Output Current: 150mA
  • Dropout Voltage: 200mV at 100mA
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Pin 1) - Input Voltage
  2. GND (Pin 2) - Ground
  3. EN (Pin 3) - Enable
  4. BYP (Pin 4) - Bypass Capacitor
  5. VOUT (Pin 5) - Output Voltage
  6. NC (Pins 6-9) - No Connection
  7. PG (Pin 10) - Power Good Indicator
  8. NC (Pins 11-16) - No Connection

Functional Features

  • Low Dropout Voltage
  • Thermal Shutdown Protection
  • Overcurrent Protection
  • Power Good Indicator

Advantages and Disadvantages

Advantages

  • Small package size
  • High efficiency
  • Wide input voltage range

Disadvantages

  • Limited output current capacity
  • Limited output voltage range

Working Principles

The LP3971SQX-W416/NOPB is a voltage regulator that maintains a stable output voltage regardless of changes in the input voltage or load. It achieves this by using feedback control to adjust the output voltage.

Detailed Application Field Plans

The LP3971SQX-W416/NOPB is suitable for various battery-powered applications, such as portable electronics, handheld devices, and IoT devices. Its small package size and low quiescent current make it ideal for space-constrained and power-sensitive designs.

Detailed and Complete Alternative Models

  • LP3970SQX-ADJ/NOPB: Adjustable Output Voltage, 150mA
  • LP3972SQX-3.3/NOPB: Fixed 3.3V Output Voltage, 150mA
  • LP3973SQX-1.8/NOPB: Fixed 1.8V Output Voltage, 150mA

This completes the entry for LP3971SQX-W416/NOPB, providing comprehensive information about its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

10个与LP3971SQX-W416/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-W416/NOPB?
    - The input voltage range for LP3971SQX-W416/NOPB is 2.7V to 5.5V.

  2. What is the maximum output current of LP3971SQX-W416/NOPB?
    - The maximum output current of LP3971SQX-W416/NOPB is 400mA.

  3. Can LP3971SQX-W416/NOPB be used in battery-powered applications?
    - Yes, LP3971SQX-W416/NOPB is suitable for battery-powered applications due to its low power consumption.

  4. Does LP3971SQX-W416/NOPB have built-in overcurrent protection?
    - Yes, LP3971SQX-W416/NOPB features built-in overcurrent protection for added safety.

  5. Is LP3971SQX-W416/NOPB compatible with both fixed and adjustable output voltages?
    - Yes, LP3971SQX-W416/NOPB supports both fixed and adjustable output voltages for flexibility in design.

  6. What is the thermal shutdown temperature of LP3971SQX-W416/NOPB?
    - The thermal shutdown temperature of LP3971SQX-W416/NOPB is 150°C.

  7. Can LP3971SQX-W416/NOPB be used in automotive applications?
    - Yes, LP3971SQX-W416/NOPB is suitable for automotive applications with its wide input voltage range.

  8. Does LP3971SQX-W416/NOPB require external compensation components?
    - No, LP3971SQX-W416/NOPB does not require external compensation components, simplifying the design process.

  9. What is the typical dropout voltage of LP3971SQX-W416/NOPB?
    - The typical dropout voltage of LP3971SQX-W416/NOPB is 200mV at 100mA load.

  10. Is LP3971SQX-W416/NOPB RoHS compliant?
    - Yes, LP3971SQX-W416/NOPB is RoHS compliant, meeting environmental standards.