ADP8861ACBZ-R7

Product Overview

• Category: Integrated Circuit (IC)
• Use: LED Backlight Driver
• Characteristics: High Efficiency, Low Power Consumption
• Package: 32-Lead LFCSP (5x5mm)
• Essence: Control and drive LEDs for backlighting applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Current Range: Up to 30mA per channel
• Number of Channels: 6
• Dimming Control: PWM (Pulse Width Modulation)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADP8861ACBZ-R7 has a total of 32 pins. The pin configuration is as follows:

1. VLED1: LED Channel 1 Positive Supply Voltage
2. GND: Ground
3. VLED2: LED Channel 2 Positive Supply Voltage
4. VLED3: LED Channel 3 Positive Supply Voltage
5. VLED4: LED Channel 4 Positive Supply Voltage
6. VLED5: LED Channel 5 Positive Supply Voltage
7. VLED6: LED Channel 6 Positive Supply Voltage
8. SDA: I2C Serial Data Input/Output
9. SCL: I2C Serial Clock Input
10. INT: Interrupt Output
11. EN: Enable Input
12. VBAT: Battery Supply Voltage
13. VREG: Internal Regulator Output
14. VREF: Reference Voltage Output
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 backlight driver
• Individual channel control for precise dimming
• I2C interface for easy integration and control
• Low power consumption for extended battery life
• Wide input voltage range for versatile applications

Advantages and Disadvantages

Advantages: - High efficiency results in energy savings - Precise dimming control allows for optimal backlighting - Easy integration and control through the I2C interface - Wide input voltage range accommodates various power sources

Disadvantages: - Limited to 6 channels, may not be suitable for applications requiring more channels - Requires external components for proper operation

Working Principles

The ADP8861ACBZ-R7 is an integrated circuit designed to control and drive LEDs for backlighting applications. It operates by converting the input voltage into a regulated output voltage suitable for driving LEDs. The IC utilizes pulse width modulation (PWM) to control the brightness of each LED channel individually. This allows for precise dimming control and optimal backlighting performance.

Detailed Application Field Plans

The ADP8861ACBZ-R7 is commonly used in various applications that require LED backlighting. Some of the typical application fields include:

1. Mobile Devices: Smartphones, tablets, and portable gaming devices often utilize LED backlighting for their displays. The ADP8861ACBZ-R7 can provide efficient and precise control over the backlighting in these devices.

2. Automotive Displays: LED backlighting is widely used in automotive displays for instrument clusters, infotainment systems, and navigation screens. The ADP8861ACBZ-R7 can be integrated into these systems to ensure optimal backlighting performance.

3. Industrial Equipment: LED backlighting is also employed in industrial equipment such as control panels, meters, and displays. The ADP8861ACBZ-R7 can drive the LEDs in these applications, providing energy-efficient and reliable backlighting.

Detailed and Complete Alternative Models

1. ADP8860: Similar to the ADP8861ACBZ-R7, this IC is a 6-channel LED backlight driver with PWM dimming control. It offers similar features and specifications.

2. ADP8863: This IC is a higher channel count LED backlight driver, offering up to 12 channels. It provides more flexibility for applications requiring multiple LED channels.

3. ADP8865: Designed specifically for automotive applications, this IC offers robust features and enhanced protection against harsh environments. It is suitable for automotive display backlighting.

4. ADP8866: A compact LED backlight driver with integrated boost converter. It is