LP8556TMX-E06/NOPB

Product Overview

• Category: LED Driver
• Use: This product is used to drive and control the brightness of LEDs in various applications such as LCD backlighting, automotive displays, and industrial displays.
• Characteristics: The LP8556TMX-E06/NOPB is a highly efficient LED driver with integrated boost controller and 8-channel current sinks. It offers high precision dimming and programmable fault protection.
• Package: The LP8556TMX-E06/NOPB comes in a small outline package (SOP) with 24 pins.
• Essence: The essence of this product lies in its ability to provide precise and efficient control of LED brightness in a compact package.
• Packaging/Quantity: The LP8556TMX-E06/NOPB is typically available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 24V
• Number of Channels: 8
• Maximum Output Current: 150mA per channel
• Dimming Control: PWM and I2C
• Operating Temperature Range: -40°C to 125°C
• Efficiency: Up to 95%

Detailed Pin Configuration

The LP8556TMX-E06/NOPB has 24 pins arranged in a specific configuration to facilitate its integration into various electronic circuits. The detailed pin configuration includes power supply pins, LED output pins, and control interface pins.

Functional Features

• Integrated Boost Controller
• High Precision Dimming
• Programmable Fault Protection
• I2C Interface for Control and Monitoring
• Overvoltage and Overcurrent Protection

Advantages and Disadvantages

Advantages

• High Efficiency
• Precise Dimming Control
• Integrated Boost Controller reduces external component count
• Programmable Fault Protection enhances system reliability

Disadvantages

• Higher cost compared to basic LED drivers
• Requires careful PCB layout due to high switching frequency

Working Principles

The LP8556TMX-E06/NOPB operates by converting the input voltage to a higher voltage using the integrated boost controller. This higher voltage is then used to drive the LEDs with precise current control. The dimming control signals are processed through the I2C interface, allowing for flexible brightness adjustment.

Detailed Application Field Plans

The LP8556TMX-E06/NOPB is well-suited for a wide range of applications including: - LCD Backlighting for TVs, monitors, and laptops - Automotive Display Backlighting - Industrial Display Backlighting - LED Signage and Illumination

Detailed and Complete Alternative Models

1. LP8555TMX-E06/NOPB
   • Similar to LP8556TMX-E06/NOPB but with 6 channels instead of 8
   • Suitable for applications requiring fewer LED channels
2. LP8557TMX-E06/NOPB
   • Similar to LP8556TMX-E06/NOPB but with additional fault protection features
   • Suitable for applications requiring enhanced reliability

In conclusion, the LP8556TMX-E06/NOPB LED driver offers high efficiency, precise dimming control, and integrated boost functionality, making it an ideal choice for various LED backlighting applications. Its advanced features and flexibility make it a valuable component in modern display and illumination systems.

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