TLC5941QPWPRQ1

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TLC5941QPWPRQ1

+BOM

IC LED DRVR LINEAR 60MA 28HTSSOP

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  • 데이터시트 TLC5941QPWPRQ1 DataSheet

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사양

속성 가치
Part Status Active
Type Linear
Topology Shift Register
Internal Switch(s) Yes
Number of Outputs 16
Voltage - Supply (Min) 3V
Voltage - Supply (Max) 5.5V
Voltage - Output 17V
Current - Output / Channel 60mA
Applications Backlight, Signage
Operating Temperature -40°C ~ 125°C (TJ)
Grade Automotive
Qualification AEC-Q100
Mounting Type Surface Mount
Package / Case 28-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package 28-HTSSOP
Base Product Number TLC5941

개요

Description

The TLC5941QPWPRQ1 is a 16-channel LED driver with integrated PWM control designed for efficient and flexible LED management. It features a serial interface for easy communication with microcontrollers, allowing for precise control over brightness and color mixing for RGB applications. Each channel can be controlled individually, with a built-in grayscale PWM function providing 4096 levels of brightness, which enhances visual performance and reduces flicker.
The device supports daisy chaining, enabling multiple TLC5941 chips to be connected, facilitating the control of numerous LEDs while minimizing pin usage on the microcontroller. It includes thermal and overcurrent protection features to ensure reliability and safety in operation. With a wide operating voltage range and versatile applications in lighting, displays, and decorative projects, the TLC5941QPWPRQ1 is an ideal choice for designers looking to implement sophisticated LED control solutions in their electronic projects.

Equivalent

The TLC5941QPWPRQ1 chip is a 16-channel LED driver. Equivalent products include the TLC5940, TLC5947, and TLC5944, which also provide multiple channels for controlling LEDs but may differ in features like PWM resolution and current output. For specific applications, consider the ISL97674 and MAX7219 as alternative drivers, though they may have different functionalities. Always verify specifications to ensure compatibility with your project requirements.

Features

The TLC5941QPWPRQ1 is a 16-channel, constant-current LED driver from Texas Instruments designed for controlling LED arrays. Key features include:
1. 16 Channels: Independent control of 16 LED channels.
2. Constant Current: Adjustable output current for each channel, providing uniform brightness.
3. PWM Control: Supports pulse-width modulation for dimming and color mixing capabilities.
4. Data Interface: Uses a serial interface (SPI-compatible) for easy daisy-chaining and control from microcontrollers.
5. Thermal Management: Built-in thermal protection to prevent overheating.
6. Fault Detection: Features such as open LED detection for reliable operation.
7. Power Supply: Operates from a voltage range of 3 V to 5.5 V, making it suitable for battery-powered applications.
8. Ease of Use: Integrated features simplify design and reduce component count.
These attributes make the TLC5941QPWPRQ1 suitable for a wide range of LED applications, including decorative lighting, displays, and automotive lighting systems.

Pinout

The TLC5941QPWPRQ1 is a 16-channel LED driver IC with a total of 48 pins. It features a range of functions including:
1. LED Control: It can control up to 16 individual LED channels, allowing for precise brightness adjustments.
2. PWM Dimming: Each channel supports pulse-width modulation (PWM) for dimming, enabling smooth brightness transitions.
3. Data Interface: The device uses a serial interface (SPI-like) for data input, allowing for easy connection to microcontrollers.
4. Error Detection: It includes features for detecting LED open and short circuits.
5. Thermal Management: The IC has thermal shutdown capabilities to prevent overheating.
Overall, the TLC5941QPWPRQ1 is designed for high-performance LED lighting applications, providing flexibility and control over LED arrays.

Manufacturer

The manufacturer of the TLC5941QPWPRQ1 is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including analog and digital integrated circuits, microcontrollers, and processors. Founded in 1930, TI is headquartered in Dallas, Texas, and is known for its innovations in the field of electronics, particularly in analog and embedded processing technologies.
The TLC5941QPWPRQ1 is a 16-channel LED driver with PWM control, commonly used in LED lighting applications, displays, and other electronic devices requiring precise control of light outputs. Texas Instruments serves a variety of markets, including automotive, industrial, communications, and consumer electronics, providing solutions that enable customers to create more efficient and innovative electronic systems. The company emphasizes quality, reliability, and advanced technology in its product offerings, making it a significant player in the semiconductor industry.

Application

The TLC5941QPWPRQ1 is a 16-channel LED driver used primarily in applications requiring precise LED control. Common areas include:
1. LED Displays: Used in large-scale signage and entertainment displays for dynamic lighting effects.
2. Automotive Lighting: Controls interior and exterior lighting, enabling features like ambient lighting and turn signals.
3. Home Automation: Manages LED strips in smart homes for dynamic lighting and mood setting.
4. Decorative Lighting: Employed in decorative installations for events or architectural lighting.
5. Toys and Gadgets: Enhances visual effects in electronic toys and consumer devices.
Its ability to manage multiple LEDs with PWM dimming makes it versatile for various lighting applications.

Package

The TLC5941QPWPRQ1 is packaged in a TSSOP (Thin Shrink Small Outline Package) with a 28-pin configuration. The TSSOP package is designed for surface mounting and has a compact footprint suitable for space-constrained applications.

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