Splendid for automotive, leisure, and architectural lighting, this resolution presents enhanced brightness management, present safety, and simple customization for versatile lighting purposes.
RGB LED lighting drivers are important parts in fashionable lighting programs, providing exact management over purple, inexperienced, and blue (RGB) LEDs to create a variety of shade mixtures and dynamic lighting results. These drivers regulate the voltage and present provided to every LED channel, making certain optimum brightness, shade consistency, and vitality effectivity. RGB LED drivers are essential in purposes reminiscent of architectural lighting, stage and occasion lighting, automotive interiors, and residential automation, the place customizable and vibrant lighting is required. With their skill to supply hundreds of thousands of colours, they permit temper lighting, aesthetic enhancements, and even useful lighting options throughout industries.
The Multi-String RGB LED Lighting reference design TIDM-RGB-LED by Texas Devices is a perfect resolution for automotive, leisure, retail, and ornamental lighting purposes. It presents strong management over a number of LED strings with options like dimming and shade mixing. This design permits impartial multi-string LED administration, utilising eight separate LED strings that may be digitally managed to attain exact color and brightness changes.
On the core of this design is an LED driver composed of eight impartial, digitally regulated DC/DC energy converters, every driving one of many eight LED strings. This setup permits for detailed shade mixing, particularly when utilizing RGB LED strings, making the design appropriate for numerous lighting eventualities requiring both white or coloured mild. Exactly, the ability provide consists of six Increase DC/DC converters for controlling the purple, inexperienced, and blue LED strings and two SEPIC DC/DC converters devoted to driving white LED strings. This flexibility permits for numerous lighting results, from pure shade illumination to nuanced white mild settings.
Optimized Design with Enhanced Present Safety
The design is optimized for compatibility with a nominal 12-18 VDC enter vary, making certain environment friendly operation in numerous environments the place these voltage ranges are widespread, reminiscent of automotive or architectural lighting programs. The driving force is designed to deal with as much as 50 mA of present per string, and it contains over-current safety to safeguard the board and different parts from extreme present, which might result in harm. A key function of this reference design is its exact dimming management, permitting customers to regulate the brightness of every string independently.
That is complemented by strong shade mixing capabilities made attainable by way of the mixing of the C2000 Piccolo TMS320F28027 microcontroller. This superior microcontroller offers exact digital management over the lighting, enabling customers to create a large spectrum of shade results and transitions, that are notably priceless in leisure or ornamental lighting settings. Along with its highly effective {hardware}, the Multi-String RGB LED Lighting reference design is supported by a complete set of software program instruments and assets. The platform could be bought with a full {hardware} package, together with software program examples, libraries, and a graphical consumer interface (GUI) for simple configuration and management.
The package deal additionally contains technical utility notes and consumer guides that stroll customers by way of the system’s setup and operation, offering step-by-step directions primarily based on a strong theoretical basis. This design reference is a flexible and dependable resolution for purposes requiring customizable LED lighting with superior options like shade mixing, dimming, and impartial string management, making it appropriate for numerous high-performance lighting environments.
Texas Devices has examined this reference design. It comes with a invoice of supplies (BOM), schematics, meeting drawing, printed circuit board (PCB) format, and extra. The corporate’s web site has further information in regards to the reference design. To learn extra about this reference design, click on right here.
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