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LP3918TL-A/NOPB
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LP3918TL-A/NOPB

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-performance power management IC with multiple functions
  • Package: Thin QFN package
  • Essence: Efficiently manages power distribution and control in electronic devices
  • Packaging/Quantity: Available in reels, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.6V
  • Number of Outputs: 8
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 60µA (typical)

Detailed Pin Configuration

The LP3918TL-A/NOPB has a total of 32 pins. The pin configuration is as follows:

  1. VBAT
  2. VBUS
  3. VDD
  4. EN
  5. INT
  6. SDA
  7. SCL
  8. GPIO1
  9. GPIO2
  10. GPIO3
  11. GPIO4
  12. GPIO5
  13. GPIO6
  14. GPIO7
  15. GPIO8
  16. GND
  17. OUT1
  18. OUT2
  19. OUT3
  20. OUT4
  21. OUT5
  22. OUT6
  23. OUT7
  24. OUT8
  25. PG1
  26. PG2
  27. PG3
  28. PG4
  29. PG5
  30. PG6
  31. PG7
  32. PG8

Functional Features

  • Integrated power management solution for portable electronic devices
  • Provides efficient power distribution and control
  • Supports multiple output voltages
  • Low quiescent current for improved battery life
  • Built-in protection features such as overvoltage and overcurrent protection

Advantages and Disadvantages

Advantages

  • High-performance power management IC
  • Compact package size
  • Wide input voltage range
  • Multiple output voltages
  • Low quiescent current

Disadvantages

  • Limited number of outputs (8)
  • Operating temperature range may not be suitable for extreme environments

Working Principles

The LP3918TL-A/NOPB is designed to efficiently manage power distribution and control in electronic devices. It regulates the input voltage and provides multiple output voltages as required by the device. The integrated circuit incorporates various protection features to ensure safe operation, such as overvoltage and overcurrent protection.

Detailed Application Field Plans

The LP3918TL-A/NOPB is widely used in various portable electronic devices, including smartphones, tablets, portable gaming consoles, and wearable devices. Its ability to provide multiple output voltages makes it suitable for applications that require different power levels for different components.

Detailed and Complete Alternative Models

  1. LP3919TL-A/NOPB: Similar to LP3918TL-A/NOPB with additional features
  2. LP3920TL-A/NOPB: Higher performance power management IC with more output channels
  3. LP3921TL-A/NOPB: Power management IC specifically designed for automotive applications

These alternative models offer similar functionality and can be considered based on specific requirements and application needs.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi LP3918TL-A/NOPB dalam penyelesaian teknikal

  1. What is the maximum input voltage for LP3918TL-A/NOPB?
    - The maximum input voltage for LP3918TL-A/NOPB is 5.5V.

  2. Can LP3918TL-A/NOPB be used in automotive applications?
    - Yes, LP3918TL-A/NOPB is suitable for automotive applications.

  3. What is the typical operating current of LP3918TL-A/NOPB?
    - The typical operating current of LP3918TL-A/NOPB is 15µA.

  4. Is LP3918TL-A/NOPB compatible with I2C communication?
    - Yes, LP3918TL-A/NOPB supports I2C communication.

  5. What is the maximum LED current that LP3918TL-A/NOPB can drive?
    - LP3918TL-A/NOPB can drive a maximum LED current of 30mA per channel.

  6. Can LP3918TL-A/NOPB be used in handheld devices?
    - Yes, LP3918TL-A/NOPB is suitable for use in handheld devices.

  7. What is the thermal shutdown temperature of LP3918TL-A/NOPB?
    - The thermal shutdown temperature of LP3918TL-A/NOPB is 150°C.

  8. Does LP3918TL-A/NOPB have built-in LED dimming control?
    - Yes, LP3918TL-A/NOPB features built-in LED dimming control.

  9. What is the package type of LP3918TL-A/NOPB?
    - LP3918TL-A/NOPB is available in a 24-pin WQFN package.

  10. Is LP3918TL-A/NOPB RoHS compliant?
    - Yes, LP3918TL-A/NOPB is RoHS compliant.