LP8860BQVFPRQ1

Product Overview

• Category: Integrated Circuit (IC)
• Use: LED Driver
• Characteristics: High Efficiency, Programmable Current Sinks, Wide Input Voltage Range
• Package: VQFN-32
• Essence: LP8860BQVFPRQ1 is a highly efficient LED driver IC designed for automotive applications. It provides programmable current sinks to drive multiple LEDs with high precision and flexibility.
• Packaging/Quantity: The LP8860BQVFPRQ1 comes in a VQFN-32 package and is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 4.5V to 40V
• Number of Channels: 6
• Maximum Output Current per Channel: 120mA
• Dimming Control: PWM or Analog
• Operating Temperature Range: -40°C to +105°C
• Protection Features: Overvoltage Protection, Thermal Shutdown, Open/Shorted LED Detection

Detailed Pin Configuration

The LP8860BQVFPRQ1 has a total of 32 pins. Here is the detailed pin configuration:

1. EN (Enable)
2. VIN (Input Voltage)
3. GND (Ground)
4. VOUT (Output Voltage)
5. ISET (Current Set)
6. DIM (Dimming Control)
7. NC (No Connection)
8. NC (No Connection)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)
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: The LP8860BQVFPRQ1 utilizes a high-efficiency boost converter to maximize power conversion efficiency, resulting in reduced power dissipation and longer battery life.
• Programmable Current Sinks: It offers programmable current sinks for each channel, allowing precise control of LED brightness levels.
• Wide Input Voltage Range: With an input voltage range of 4.5V to 40V, the LP8860BQVFPRQ1 can be used in various automotive applications.
• Dimming Control: The IC supports both PWM and analog dimming control methods, providing flexibility in adjusting LED brightness.
• Protection Features: It incorporates overvoltage protection, thermal shutdown, and open/shorted LED detection mechanisms to ensure safe operation and protect the LEDs.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Precise control of LED brightness levels. - Wide input voltage range allows for versatile application. - Multiple protection features ensure safe operation.

Disadvantages: - Limited number of channels (6) may not be sufficient for certain applications requiring more LED drivers.

Working Principles

The LP8860BQVFPRQ1 operates as a boost converter, stepping up the input voltage to provide the necessary voltage for driving LEDs. It uses a feedback mechanism to regulate the output voltage and current, ensuring consistent and accurate LED illumination. The programmable current sinks enable precise control of LED brightness levels, while the dimming control options allow for further adjustment.

Detailed Application Field Plans

The LP8860BQVFPRQ1 is primarily designed for automotive applications, where it can be used to drive LEDs in various lighting systems such as headlights, taillights, interior lighting, and dashboard displays. Its wide input voltage range makes it suitable for use in both traditional combustion engine vehicles and electric vehicles.

Detailed and Complete Alternative Models

• LP8860-Q1: Similar to LP8860BQVFPRQ1 but without the automotive-grade qualification.
• LP8860Y-Q1: Automotive-grade LED driver IC with similar specifications but different pin configuration.
• LP8860-N-Q1: Non-automotive version of LP8860BQVFPRQ1 with identical functionality.

These alternative models offer similar features and performance but may have slight differences in package type, pin configuration, or specific application focus.

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