Adafruit DotStar LED Strip - Cool White - 144 LED/m (~6000K - 1m)

AdafruitSKU: ADA2434
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Awesome Extras

5050 Cool White LED w/ Integrated Driver Chip - 10 Pack (~6000K) by The Pi Hut - The Pi Hut5050 Cool White LED w/ Integrated Driver Chip - 10 Pack (~6000K) by The Pi Hut - The Pi Hut
Mean Well 5V 4A 20W Power Supply (GST25A05-P1J) by Mean Well - The Pi Hut
Mean WellMean Well 5V 4A 20W Power Supply (GST25A05-P1J)
Sale price £22.50 incl. VAT excl. VAT
4-pin JST SM Plug + Receptacle Cable Set by The Pi Hut - The Pi Hut4-pin JST SM Plug + Receptacle Cable Set by The Pi Hut - The Pi Hut
The Pi Hut4-pin JST SM Plug + Receptacle Cable Set
Sale price £1.30 incl. VAT excl. VAT
Female DC Power adapter - 2.1mm jack to screw terminal block by The Pi Hut - The Pi HutFemale DC Power adapter - 2.1mm jack to screw terminal block by The Pi Hut - The Pi Hut

The Cool White DotStar LED brings ultra-bright, high-speed lighting to your projects. Using a 2-wire SPI interface, DotStars offer faster data rates, smoother dimming, and minimal flicker—perfect for POV and precision lighting. Each 5050 LED delivers crisp, consistent white light with 24-bit PWM control and effortless integration with most microcontrollers.


Move over NeoPixels, there's a new LED strip in town! These fancy new DotStar LED strips are a great upgrade for people who have loved and used NeoPixel strips for a few years but want something even better. DotStar LEDs use generic 2-wire SPI, so you can push data much faster than with the NeoPixel 800 KHz protocol, and there's no specific timing required. They also have much higher PWM refresh rates, so you can do Persistence-of-Vision (POV) and have less flickering, particularly at low brightness levels.

Make your own smart Cool White LED arrangement with the same integrated LED driver that is used in our DotStar or NeoPixel LED strips.  Unlit, the colour resembles a yellow Starburst. Lit up, these are insanely bright (like ouch my eyes hurt) and can be controlled with 24 bit high-frequency PWM. The phosphor helps diffuse the 3 white dies inside together for a very bright but consistent light, compared to what you get by trying to mix RGB to make white (which never quite looks right)

However, unlike NeoPixels, these LEDs have 2 wires (input and output) for sending data - one clock pin and one data pin. That means you need two pins, not one, to control DotStars. Because the clock and data is separated, you can use any processor speed or type to control these strips, and you don't have to worry about being careful with the timing. Hardware SPI support is handy, but not required. This makes them excellent for use with any microcontroller or microprocessor, including Arduino, Raspberry Pi, BeagleBone, Propeller, SparkCore, and any 'raw' microcontrollers/microprocessors. It's very easy to port the library, and you can send data to the pixels at up to 32MHz clock rate!

NeoPixel LEDs use 800 KHz protocol, so specific timing is required. On NeoPixels, the PWM rate is 400 Hz, which works well but is noticeable if the LED is moving. In comparison, DotStars have a 20 KHz PWM rate, so even when moving the LED around, you won't see the pixelation, the blending is very smooth. (We recommend DotStars if you can use them!)

This is a full meter of the 144 LED-per-meter version of our DotStar strips, on white flex PCB.

The strip is made of flexible PCB material, and comes with a weatherproof sheathing. You can cut this stuff pretty easily with wire cutters, there are cut-lines every 1 LED. Solder to the 0.1" copper pads, and you're good to go. Of course, you can also connect strips together to make them longer, just watch how much current you need! A 5V 4A power supply that can drive a half meter or meter, a 5V/10A supply that can drive a couple meters (depending on use) You must use a 5V DC power supply to power these strips, do not use higher than 6V, or you can destroy the entire strip

This strip comes as a single full meter with a 4-pin JST SM connector on each end. If you buy multiples, you will get multiple 1 meter strips, they will not come on a continuous strip! To wire up these strips, we suggest picking up some JST SM plug and receptacle cables for the signal wires. For the power wires, you will also probably want a 2.1mm DC jack to wire in so you can connect one of our 5V wall adapters to power it.

Specifications

  • Width (with weatherstripping): 14mm / 0.55"
  • Width (w/o weatherstripping): 12.7mm / 0.5"
  • Thickness (with weatherstripping):  4mm / 0.16"
  • 144 LEDs per meter
  • Pixel Pitch: 6.7mm / 0.3"
  • Operating Temperature: -40°C - 40°C
  • Storage Temperature: -10°C - 50°C
    • Note: Strips come with 4 solder points per segment, but the arrangement may vary depending on the supplier, so please check when soldering/powering!
  • Single LED: 5mm x 5mm / 0.2" x 0.2"
  • It is 6000-6500K colour temp and seems to have 3 white LEDs in place of the normal Red/Green/Blue

Resources

Package Contents

  • 1x Adafruit DotStar LED Strip - Cool White - 144 LED/m - 6000K - 1m

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