QD Devices Inc.
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ADP8860ACBZ-R7
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ADP8860ACBZ-R7

Product Overview

Category

The ADP8860ACBZ-R7 belongs to the category of LED backlight drivers.

Use

It is used for controlling and driving LED backlights in various electronic devices such as LCD displays, monitors, and automotive infotainment systems.

Characteristics

  • High efficiency
  • Wide input voltage range
  • Programmable LED current
  • Integrated boost converter
  • PWM dimming control

Package

The ADP8860ACBZ-R7 comes in a small outline 24-lead LFCSP package.

Essence

The essence of this product lies in its ability to efficiently drive and control LED backlights in electronic devices, providing flexibility and customization options for different applications.

Packaging/Quantity

The product is typically available in reels with a quantity of 250 units per reel.

Specifications

  • Input Voltage Range: 2.5V to 21V
  • Output Voltage Range: Up to 40V
  • Maximum LED Current: 30mA
  • Operating Temperature Range: -40°C to 125°C
  • Dimming Control: PWM and I2C

Detailed Pin Configuration

The detailed pin configuration of the ADP8860ACBZ-R7 includes: 1. VIN 2. GND 3. VOUT 4. FB 5. EN 6. SDA 7. SCL 8. PWM 9. INT 10. LX 11. BST 12. CS 13. RSET 14. DLY 15. OVP 16. OVP 17. OVP 18. OVP 19. OVP 20. OVP 21. OVP 22. OVP 23. OVP 24. OVP

Functional Features

  • Integrated boost converter for higher efficiency
  • Programmable LED current for flexibility
  • PWM dimming control for brightness adjustment
  • I2C interface for digital control and monitoring
  • Overvoltage protection for enhanced safety

Advantages and Disadvantages

Advantages

  • High efficiency and wide input voltage range
  • Flexibility in LED current programming
  • Digital control interface for precise adjustments
  • Integrated boost converter simplifies design
  • Overvoltage protection enhances reliability

Disadvantages

  • Limited maximum LED current compared to some alternatives
  • Requires careful consideration of thermal management due to high efficiency

Working Principles

The ADP8860ACBZ-R7 operates by converting the input voltage to a higher output voltage using an integrated boost converter. It then regulates the LED current based on the programmed settings and dimming control signals, ensuring efficient and precise control of the LED backlight.

Detailed Application Field Plans

The ADP8860ACBZ-R7 is suitable for a wide range of applications including: - LCD displays in consumer electronics - Automotive infotainment systems - Industrial control panels - Medical devices - Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models to the ADP8860ACBZ-R7 include: - ADP8861: Similar features with additional fault protection - ADP8863: Higher maximum LED current with similar functionality - ADP8865: Enhanced dimming control options with comparable efficiency

In conclusion, the ADP8860ACBZ-R7 is a versatile LED backlight driver offering high efficiency, flexible control, and integration features suitable for various electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ADP8860ACBZ-R7 en soluciones técnicas

  1. What is the ADP8860ACBZ-R7?

    • The ADP8860ACBZ-R7 is a programmable LED backlight driver with integrated boost converter and I2C interface, designed for small to medium-sized LCD panel backlighting applications.

  2. What is the input voltage range of the ADP8860ACBZ-R7?

    • The input voltage range of the ADP8860ACBZ-R7 is typically 2.5V to 5.5V.

  3. What is the maximum output current of the ADP8860ACBZ-R7?

    • The ADP8860ACBZ-R7 can drive up to 8 channels of LEDs with a maximum total output current of 180mA.

  4. Can the ADP8860ACBZ-R7 be programmed for different LED configurations?

    • Yes, the ADP8860ACBZ-R7 can be programmed through its I2C interface to support various LED configurations, including series or parallel connections.

  5. What is the efficiency of the boost converter in the ADP8860ACBZ-R7?

    • The boost converter in the ADP8860ACBZ-R7 offers high efficiency, typically over 90%, to maximize battery life in portable applications.

  6. Does the ADP8860ACBZ-R7 include fault protection features?

    • Yes, the ADP8860ACBZ-R7 includes various fault protection features such as LED open/short detection, overvoltage protection, and thermal shutdown.

  7. Is the ADP8860ACBZ-R7 suitable for automotive applications?

    • Yes, the ADP8860ACBZ-R7 is designed to meet automotive requirements and is suitable for automotive infotainment and instrument cluster backlighting.

  8. Can the ADP8860ACBZ-R7 dim the LED backlighting?

    • Yes, the ADP8860ACBZ-R7 supports PWM dimming control for adjusting the brightness of the LED backlighting.

  9. What is the operating temperature range of the ADP8860ACBZ-R7?

    • The ADP8860ACBZ-R7 is specified to operate over a temperature range of -40°C to +85°C.

  10. Are evaluation boards available for the ADP8860ACBZ-R7?

    • Yes, evaluation boards and software tools are available to facilitate the design and testing of the ADP8860ACBZ-R7 in technical solutions.