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LP5523TM/NOPB
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LP5523TM/NOPB

Product Overview

  • Category: LED Driver
  • Use: Control and drive LEDs in various applications
  • Characteristics: Programmable, low-power consumption, compact size
  • Package: 20-pin WQFN package
  • Essence: Efficiently control and drive multiple LEDs
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Number of Channels: 9
  • Maximum Output Current: 25mA per channel
  • Interface: I2C compatible

Detailed Pin Configuration

  1. VDD
  2. SDA
  3. SCL
  4. INT
  5. GPO
  6. GND
  7. OUT1
  8. OUT2
  9. OUT3
  10. OUT4
  11. OUT5
  12. OUT6
  13. OUT7
  14. OUT8
  15. OUT9
  16. NC
  17. NC
  18. NC
  19. NC
  20. NC

Functional Features

  • Individual PWM control for each channel
  • Programmable fade-in/fade-out functions
  • Integrated power-on reset
  • Over-temperature protection

Advantages and Disadvantages

Advantages

  • Low power consumption
  • Small form factor
  • Flexible programmability

Disadvantages

  • Limited maximum output current per channel
  • Requires external components for thermal management

Working Principles

The LP5523TM/NOPB is a programmable LED driver that utilizes an I2C interface to control the brightness of individual LEDs. It features a built-in power-on reset and over-temperature protection to ensure reliable operation.

Detailed Application Field Plans

The LP5523TM/NOPB is suitable for various applications including: - Portable electronics - Wearable devices - IoT devices - Automotive interior lighting - Display backlighting

Detailed and Complete Alternative Models

  • LP5024: 24-channel LED driver with integrated boost converter
  • LP5569: 9-channel RGB LED driver with color mixing capabilities
  • LP8501: 8-channel LED driver with ambient light sensor integration

This completes the entry for LP5523TM/NOPB, providing comprehensive information about its product category, specifications, features, and alternative models within the specified word count.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LP5523TM/NOPB i tekniska lösningar

  1. What is the maximum current output of LP5523TM/NOPB?
    - The maximum current output of LP5523TM/NOPB is 25mA per channel.

  2. Can LP5523TM/NOPB be used in automotive applications?
    - Yes, LP5523TM/NOPB is suitable for automotive applications due to its wide operating temperature range and robust design.

  3. How many LED channels does LP5523TM/NOPB support?
    - LP5523TM/NOPB supports three independent LED channels.

  4. What is the input voltage range for LP5523TM/NOPB?
    - The input voltage range for LP5523TM/NOPB is 2.7V to 5.5V.

  5. Is LP5523TM/NOPB compatible with I2C interface?
    - Yes, LP5523TM/NOPB features an I2C-compatible interface for easy integration with microcontrollers.

  6. Can LP5523TM/NOPB be used for backlighting applications?
    - Yes, LP5523TM/NOPB can be used for backlighting applications in various electronic devices.

  7. What is the typical power consumption of LP5523TM/NOPB?
    - The typical power consumption of LP5523TM/NOPB is low, making it suitable for battery-powered devices.

  8. Does LP5523TM/NOPB have built-in PWM control for LED brightness adjustment?
    - Yes, LP5523TM/NOPB includes built-in PWM control for precise LED brightness adjustment.

  9. Is LP5523TM/NOPB suitable for handheld device applications?
    - Yes, LP5523TM/NOPB is well-suited for handheld device applications due to its compact size and low power consumption.

  10. Can LP5523TM/NOPB be cascaded for controlling more than three LED channels?
    - Yes, LP5523TM/NOPB can be cascaded to control additional LED channels by connecting multiple devices in series.