TLC59116ITPWRQ1

Product Overview

Category

TLC59116ITPWRQ1 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for driving LEDs (Light Emitting Diodes) in automotive applications.

Characteristics

• TLC59116ITPWRQ1 is a 16-channel constant current LED driver.
• It operates with a supply voltage range of 3V to 5.5V.
• The device supports both dot correction and brightness control.
• It offers a wide dimming range, allowing precise control over LED brightness levels.
• This LED driver is designed to meet the stringent requirements of automotive applications.

Package

TLC59116ITPWRQ1 is available in a small outline package (SOP) with a thermal pad for enhanced heat dissipation.

Essence

The essence of TLC59116ITPWRQ1 lies in its ability to efficiently drive multiple LEDs in automotive lighting systems, ensuring optimal performance and reliability.

Packaging/Quantity

This product is typically packaged in reels, containing a specified quantity of units per reel. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Number of Channels: 16
• Maximum Output Current per Channel: 120mA
• Dimming Control: Dot correction and brightness control
• Thermal Pad: Yes

Detailed Pin Configuration

The TLC59116ITPWRQ1 features a 24-pin SOP package with the following pin configuration:

1. GND - Ground
2. SDA - Serial Data Input
3. SCL - Serial Clock Input
4. VCC - Power Supply Voltage
5. OE - Output Enable
6. IREF - Reference Current
7. OUT0 - Channel 0 Output
8. OUT1 - Channel 1 Output
9. OUT2 - Channel 2 Output
10. OUT3 - Channel 3 Output
11. OUT4 - Channel 4 Output
12. OUT5 - Channel 5 Output
13. OUT6 - Channel 6 Output
14. OUT7 - Channel 7 Output
15. OUT8 - Channel 8 Output
16. OUT9 - Channel 9 Output
17. OUT10 - Channel 10 Output
18. OUT11 - Channel 11 Output
19. OUT12 - Channel 12 Output
20. OUT13 - Channel 13 Output
21. OUT14 - Channel 14 Output
22. OUT15 - Channel 15 Output
23. VCC - Power Supply Voltage
24. GND - Ground

Functional Features

• Constant current output for driving LEDs.
• Dot correction allows precise adjustment of individual LED brightness.
• Brightness control enables dimming of LEDs over a wide range.
• Output enable pin for easy on/off control.
• Thermal pad enhances heat dissipation, ensuring reliable operation in automotive environments.

Advantages and Disadvantages

Advantages

• High precision and accuracy in driving multiple LEDs.
• Wide dimming range for flexible brightness control.
• Designed specifically for automotive applications, meeting stringent requirements.
• Enhanced thermal management for improved reliability.

Disadvantages

• Limited to driving LEDs and not suitable for other types of loads.
• Requires external components for proper operation.

Working Principles

TLC59116ITPWRQ1 operates by receiving serial data input (SDA) and serial clock input (SCL) signals. It converts this input into constant current outputs for driving LEDs. The device supports dot correction, allowing individual LED brightness adjustment. Additionally, it offers a wide dimming range through brightness control, enabling precise control over LED brightness levels.

Detailed Application Field Plans

TLC59116ITPWRQ1 finds extensive application in automotive lighting systems, including:

• Exterior lighting: Headlights, taillights, turn signals, and brake lights.
• Interior lighting: Dashboard illumination, instrument cluster, and ambient lighting.
• Safety lighting: Daytime running lights (DRLs) and fog lights.

The product's high precision, wide dimming range, and thermal management make it suitable for various automotive lighting requirements.

Detailed and Complete Alternative Models

• TLC59108IPWR: 8-channel constant current LED driver with similar features.
• TLC59108IPW: 8-channel constant current LED driver in a different package.
• TLC59116IPWR: 16-channel constant current LED driver in a different package.

These alternative models offer similar functionality and can be considered as alternatives to TLC59116ITPWRQ1 based on specific application requirements.

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