Overview
The TLC59116FIPWR is a 16-channel LED driver produced by Texas Instruments, designed for I2C bus control and optimized for red/green/blue/amber (RGBA) color mixing and backlight applications. This component is particularly suited for applications requiring precise control over LED brightness and color.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 16 | - |
| Operating Temperature | -40 to 85 | °C |
| Maximum Output Current per Channel | 120 | mA |
| PWM Frequency | 97 kHz | - |
| Brightness Control Resolution | 256 steps (8-bit) | - |
| Package Types | TSSOP (28-pin), VQFN (32-pin) | - |
| Supply Voltage Range | 3 V to 5.5 V | V |
| Junction-to-Ambient Thermal Resistance | 78 °C/W (TSSOP), 34.3 °C/W (VQFN) | °C/W |
Key Features
- Supports hot insertion and low standby current.
- Each LED output is programmable with 256-step brightness control using a 97 kHz PWM signal.
- Group brightness and blinking control with programmable frequency and duty cycle.
- Four hardware address pins and four software-programmable I2C bus addresses for multiple device connection and addressing.
- Open-load and overtemperature detection for individual LED error detection.
- Software reset feature through the I2C bus.
- Output current adjustable through an external resistor.
Applications
- Gaming consoles and peripherals requiring dynamic LED lighting.
- Small signage and display systems.
- Industrial equipment with LED indicators or backlighting.
- Automotive and consumer electronics with RGB/RGBA lighting needs.
Q & A
- What is the TLC59116FIPWR used for?
The TLC59116FIPWR is used as an I2C bus controlled 16-channel LED driver, optimized for RGBA color mixing and backlight applications.
- How many channels does the TLC59116FIPWR have?
The TLC59116FIPWR has 16 LED driver channels.
- What is the operating temperature range of the TLC59116FIPWR?
The operating temperature range is from -40°C to 85°C.
- What is the maximum output current per channel?
The maximum output current per channel is 120 mA.
- How is the brightness of each LED controlled?
The brightness of each LED is controlled using a 256-step (8-bit) PWM signal at 97 kHz.
- Does the TLC59116FIPWR support multiple device addressing?
Yes, it supports multiple device addressing with four hardware address pins and four software-programmable I2C bus addresses.
- What safety features does the TLC59116FIPWR have?
The TLC59116FIPWR includes open-load and overtemperature detection for individual LED error detection and automatic shutdown on overtemperature.
- Can the output current be adjusted?
Yes, the output current can be adjusted through an external resistor.
- What are the package options for the TLC59116FIPWR?
The TLC59116FIPWR is available in TSSOP (28-pin) and VQFN (32-pin) packages.
- Does the TLC59116FIPWR support software reset?
Yes, it supports software reset through the I2C bus.
