Texas Instruments
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LP8860JQVFPRQ1
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LP8860JQVFPRQ1

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: LED Driver
  • Characteristics: High Efficiency, Programmable Current Sinks, Wide Input Voltage Range
  • Package: VQFN (Very Thin Quad Flat No-Lead)
  • Essence: This IC is designed to drive LEDs in various applications, providing efficient and precise current control.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Current Range: Up to 60mA per channel
  • Number of Channels: 6
  • Dimming Control: PWM (Pulse Width Modulation)
  • Operating Temperature Range: -40°C to +105°C

Pin Configuration

The LP8860JQVFPRQ1 has a total of 32 pins. The pin configuration is as follows:

  1. EN (Enable)
  2. VIN (Input Voltage)
  3. GND (Ground)
  4. VOUT (Output Voltage)
  5. ISET (Current Set)
  6. DIM (Dimming Control)
  7. OUT1 (LED Channel 1 Output)
  8. OUT2 (LED Channel 2 Output)
  9. OUT3 (LED Channel 3 Output)
  10. OUT4 (LED Channel 4 Output)
  11. OUT5 (LED Channel 5 Output)
  12. OUT6 (LED Channel 6 Output)
  13. NC (No Connection)
  14. NC (No Connection)
  15. NC (No Connection)
  16. NC (No Connection)
  17. NC (No Connection)
  18. NC (No Connection)
  19. NC (No Connection)
  20. NC (No Connection)
  21. NC (No Connection)
  22. NC (No Connection)
  23. NC (No Connection)
  24. NC (No Connection)
  25. NC (No Connection)
  26. NC (No Connection)
  27. NC (No Connection)
  28. NC (No Connection)
  29. NC (No Connection)
  30. NC (No Connection)
  31. NC (No Connection)
  32. NC (No Connection)

Functional Features

  • High efficiency LED driver with integrated current sinks
  • Programmable current control for precise brightness adjustment
  • Wide input voltage range allows for versatile applications
  • PWM dimming control for smooth and flicker-free operation
  • Over-temperature protection and fault detection for enhanced safety

Advantages and Disadvantages

Advantages: - High efficiency results in lower power consumption - Precise current control ensures consistent brightness levels - Wide input voltage range accommodates various power sources - Programmable features offer flexibility in different applications

Disadvantages: - Limited number of channels may not be suitable for complex lighting setups - Operating temperature range may restrict usage in extreme environments

Working Principles

The LP8860JQVFPRQ1 is a LED driver IC that regulates the current flowing through LEDs. It operates by converting the input voltage to a regulated output voltage, which is then used to drive the LEDs. The IC incorporates multiple current sinks, allowing individual control of each LED channel. The dimming control feature utilizes PWM signals to adjust the brightness of the LEDs.

Detailed Application Field Plans

The LP8860JQVFPRQ1 is commonly used in various applications, including:

  1. Automotive Lighting: Provides efficient and reliable LED driving for automotive interior and exterior lighting systems.
  2. Display Backlighting: Enables uniform and adjustable backlighting for LCD displays in consumer electronics such as smartphones and tablets.
  3. Industrial Lighting: Offers high-efficiency LED driving solutions for industrial lighting fixtures, ensuring long-lasting and energy-efficient operation.
  4. Signage and Advertising: Facilitates vibrant and eye-catching LED lighting effects for signage and advertising displays.

Detailed Alternative Models

  • LP8860-Q1: Similar LED driver IC with automotive-grade qualification
  • LP8860: Non-automotive version of the LP8860JQVFPRQ1 with similar specifications and features
  • LP8863: LED driver IC with additional features such as fault detection and thermal shutdown protection

(Note: The above alternative models are provided for reference and may have slight differences in specifications and pin configuration.)

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa LP8860JQVFPRQ1 katika suluhu za kiufundi

Sure! Here are 10 common questions and answers related to the application of LP8860JQVFPRQ1 in technical solutions:

1. What is LP8860JQVFPRQ1? LP8860JQVFPRQ1 is a high-efficiency, 4-channel LED driver designed for automotive applications.

2. What is the input voltage range of LP8860JQVFPRQ1? The input voltage range of LP8860JQVFPRQ1 is from 4.5V to 40V.

3. How many LEDs can LP8860JQVFPRQ1 drive? LP8860JQVFPRQ1 can drive up to 16 LEDs with its 4 channels.

4. What is the maximum current per channel that LP8860JQVFPRQ1 can deliver? LP8860JQVFPRQ1 can deliver a maximum current of 120mA per channel.

5. Can LP8860JQVFPRQ1 support PWM dimming? Yes, LP8860JQVFPRQ1 supports PWM dimming with a frequency range of 100Hz to 20kHz.

6. Is LP8860JQVFPRQ1 compatible with I2C communication? Yes, LP8860JQVFPRQ1 has an I2C-compatible interface for easy control and configuration.

7. What is the thermal shutdown temperature of LP8860JQVFPRQ1? LP8860JQVFPRQ1 has a thermal shutdown temperature of 150°C.

8. Can LP8860JQVFPRQ1 operate in cold temperatures? Yes, LP8860JQVFPRQ1 has a wide operating temperature range of -40°C to +105°C.

9. Does LP8860JQVFPRQ1 have built-in fault detection and protection features? Yes, LP8860JQVFPRQ1 has built-in fault detection for open/short LED detection and overvoltage protection.

10. Is LP8860JQVFPRQ1 suitable for automotive lighting applications? Yes, LP8860JQVFPRQ1 is specifically designed for automotive lighting applications, making it a suitable choice for various automotive lighting solutions.

Please note that the answers provided here are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and technical support.