PCA9625D/S911,518

Product Overview

Category

The PCA9625D/S911,518 belongs to the category of integrated circuits (ICs) specifically designed for controlling LED lighting systems.

Use

This product is primarily used for driving and controlling LED lights in various applications such as automotive lighting, architectural lighting, and general illumination.

Characteristics

• The PCA9625D/S911,518 offers high-performance LED control with advanced features.
• It supports a wide range of LED configurations, including individual LEDs, LED arrays, and RGB LEDs.
• The device provides precise dimming and color control capabilities.
• It operates efficiently with low power consumption, making it suitable for battery-powered applications.
• The PCA9625D/S911,518 is designed to withstand harsh environmental conditions, ensuring reliable performance in demanding applications.

Package

The PCA9625D/S911,518 is available in a compact and industry-standard package, allowing easy integration into various electronic systems. The package type is typically a surface-mount technology (SMT) package, ensuring compatibility with modern assembly processes.

Essence

The essence of the PCA9625D/S911,518 lies in its ability to provide efficient and accurate control over LED lighting systems. By offering advanced features and robust performance, this IC enables designers to create visually appealing and energy-efficient lighting solutions.

Packaging/Quantity

The PCA9625D/S911,518 is commonly supplied in reels or trays, depending on the manufacturer's packaging standards. The quantity per reel or tray may vary, but it typically ranges from several hundred to a few thousand units.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Number of Channels: 16
• Communication Interface: I2C
• Dimming Control: PWM (Pulse Width Modulation)
• Maximum Output Current per Channel: 25mA
• Operating Temperature Range: -40°C to +85°C
• Package Type: SMT (Surface-Mount Technology)
• Package Dimensions: 4mm x 4mm

Detailed Pin Configuration

The PCA9625D/S911,518 features a 20-pin package with the following pin configuration:

1. VDD - Power Supply Voltage
2. GND - Ground
3. SDA - I2C Serial Data Input/Output
4. SCL - I2C Serial Clock Input
5. OE - Output Enable
6. RST - Reset
7. ADDR0 - I2C Slave Address Bit 0
8. ADDR1 - I2C Slave Address Bit 1
9. ADDR2 - I2C Slave Address Bit 2
10. LED0 - LED Channel 0 Output
11. LED1 - LED Channel 1 Output
12. LED2 - LED Channel 2 Output
13. LED3 - LED Channel 3 Output
14. LED4 - LED Channel 4 Output
15. LED5 - LED Channel 5 Output
16. LED6 - LED Channel 6 Output
17. LED7 - LED Channel 7 Output
18. LED8 - LED Channel 8 Output
19. LED9 - LED Channel 9 Output
20. LED10 - LED Channel 10 Output

Functional Features

• Individual control of each LED channel for precise dimming and color mixing.
• Built-in PWM generator for smooth and flicker-free dimming.
• Support for external synchronization to achieve coordinated lighting effects.
• Flexible configuration options for various LED types and configurations.
• Integrated thermal shutdown and overcurrent protection for enhanced safety.

Advantages and Disadvantages

Advantages

• High-performance LED control with advanced features.
• Wide range of LED configuration support.
• Efficient operation with low power consumption.
• Robust design for reliable performance in harsh environments.
• Compact and industry-standard package for easy integration.

Disadvantages

• Limited maximum output current per channel (25mA).
• Requires an external microcontroller or host system for control.

Working Principles

The PCA9625D/S911,518 operates based on the I2C communication protocol. It receives commands and data from a microcontroller or host system through the I2C interface. The device then processes these instructions to control the LED channels accordingly. By adjusting the PWM signals generated by the IC, the brightness and color of the connected LEDs can be precisely controlled.

Detailed Application Field Plans

The PCA9625D/S911,518 finds applications in various fields, including:

1. Automotive Lighting: Used for controlling LED headlights, taillights, and interior lighting systems in automobiles.
2. Architectural Lighting: Enables dynamic and energy-efficient lighting solutions for buildings, bridges, and other architectural structures.
3. General Illumination: Provides efficient control over LED lighting in residential, commercial, and industrial settings.
4. Entertainment Lighting: Used in stage lighting, event