TLC59108IPWR

The TLC59108IPWR is an 8-channel constant-current LED driver with programmable PWM outputs. It is designed to drive LEDs for a wide range of lighting applications, offering precise current control and adjustable brightness levels.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VDD: Positive Power Supply
• GND: Ground Connection
• SDA: I2C Serial Data Input
• SCL: I2C Serial Clock Input
• IREF: Reference Current Output
• OUT0-OUT7: LED Current Sink Outputs
• RST: Reset Input
• INT: Interrupt Output
• A0-A2: Address Select Inputs

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TLC59108IPWR IC for a visual representation.

Key Features

• 8-Channel LED Driver: Provides 8 channels for driving individual LEDs or LED segments.
• Constant-Current Output: Offers precise current regulation for consistent LED brightness.
• Programmable PWM Control: Enables adjustable brightness levels through pulse-width modulation.
• I2C Interface: Supports I2C communication for easy control and configuration.
• Thermal Shutdown Protection: Includes thermal shutdown to protect the IC and LEDs from overheating.
• Daisy-Chain Capability: Allows multiple TLC59108IPWR devices to be connected in series for expanded LED driving capabilities.

Note: For detailed technical specifications, please refer to the TLC59108IPWR datasheet.

Application

• LED Lighting Systems: Ideal for driving LEDs in decorative lighting, signage, and display applications.
• Automotive Lighting: Suitable for use in automotive interior and exterior lighting systems.
• Architectural Lighting: Used in architectural lighting designs for accent lighting and mood setting.

Functionality

The TLC59108IPWR is a versatile LED driver that offers precise current control and PWM adjustment, making it ideal for various lighting applications requiring individual LED control and brightness adjustments.

Usage Guide

• Power Supply: Connect VDD (Pin 1) to the positive power supply and GND (Pin 2) to ground.
• LED Connections: Connect the LED anodes to the OUT0-OUT7 pins and the cathodes to the ground.
• I2C Communication: Use the SDA and SCL pins for I2C communication with the microcontroller.

Frequently Asked Questions

Q: Can the TLC59108IPWR drive high-power LEDs?
A: The TLC59108IPWR is designed to drive low to medium power LEDs. For high-power LED applications, consider using dedicated LED driver ICs with higher current capabilities.

Q: Is the TLC59108IPWR compatible with 3.3V microcontrollers?
A: Yes, the TLC59108IPWR supports a wide range of microcontroller supply voltages, including 3.3V, for flexible integration into different systems.