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Individual WS2812B-compatible 5050 RGB LEDs with an integrated driver chip — the same LED used in NeoPixel strips and pixels. Each 5 × 5 mm package contains ...

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Individual WS2812B-compatible 5050 RGB LEDs with an integrated driver chip — the same LED used in NeoPixel strips and pixels. Each 5 × 5 mm package contains an RGB LED and controller with ~18 mA constant-current drive, delivering consistent colour regardless of voltage variation. No external resistors are needed.

The LEDs are chainable: connect the data output of one chip to the data input of the next. They operate at the 800 kHz high-speed protocol and require a real-time microcontroller (AVR, Arduino, PIC, or similar) running at 8 MHz or faster. They are not compatible with Linux-based microcomputers or interpreted controllers such as the Basic Stamp.

Key Features

  • Integrated WS2812B Driver – No external driver chip or resistors required
  • ~18 mA Constant Current – Consistent colour output across voltage variations
  • Chainable – Single data line connects multiple LEDs in series
  • 5050 Package – 5 × 5 mm SMD form factor
  • 5 V Operation – Standard logic level power supply
  • Built-In Polarity Protection – B-chip variant with reverse-polarity protection

Ideal For

  • Custom PCB LED designs
  • Wearable electronics and e-textiles
  • Compact smart LED arrangements

Package Contents

  • 10× NeoPixel 5050 RGB LEDs (WS2812B)
Note: This is the 4-pin B-chip variant (not the 6-pin S-chip). Same brightness and code interface, but a different pinout — not a drop-in replacement for S-chip designs. These are cut from reels and recommended for hand soldering only (not suitable for pick-and-place reflow).

Resources

Jargon buster

Plain-language definitions for the technical terms used above.

AVR
AVR is a family of 8-bit microcontrollers used in many classic Arduino-style boards. If a USB host library mentions AVR support, it suggests the examples or compatibility may be aimed at those older microcontroller boards.
e-textiles
Electronic textiles are fabrics or clothing that include electrical parts such as conductive thread, sensors, LEDs, or small controllers. This matters because parts for e-textiles need to survive bending, sewing, and sometimes washing.
LED
A light-emitting diode is a small electronic component that lights up when current flows through it in the correct direction. In this kit, LEDs create the flashing effect, so polarity and correct soldering matter for the project to work.
microcontroller
A microcontroller is a small computer on a chip that runs your program and controls connected inputs and outputs. For this product, it is the part that reads buttons and sensors, drives the display and speaker, and communicates over Bluetooth.
NeoPixel
A type of addressable LED system where colour data is sent along a single digital data line from one LED or controller to the next. Compatibility matters because the timing and signal format must match for the lights or driver board to respond correctly.
PCB
A printed circuit board is a rigid board with copper tracks that connect electronic parts without loose wires. For this kit, the PCBs also form the airplane shape, so they are both the circuit base and part of the finished model.
RGB
Short for red, green and blue, usually referring to an LED that can mix those three colours. It matters because controlling an RGB LED teaches how separate outputs combine to create different colours.
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