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3.2 × 1.0 mm 4 pins top-emitting

XL-3210RGBC-2812B

3210 · smd · Xinglight 2812B (5 mA, 1.2 us cycle, reset >200 us) · Xinglight

1-wire RGB 3.5–5.5 V active

Also sold as XL-3210RGBC-WS2812B

At a glance

Colour
RGB8 bits per channel
Data
1-wiretimed pulses on one line
Supply
3.5–5.5 Vno backup data line
Size
3.2 × 1.0 × 1.5 mm4 pins · top
Max current
15 mA5 mA per channel
PWM
4.5 kHzreset 200 µs
Library support
FastLED WLED Adafruit

Variants

One row per orderable SKU. Everything not listed is inherited from the part above.

Order codeFaceLensWhite PinsSiliconStatusFirst seenDatasheet
XL-3210RGBC-2812B — — — 4 — active 2025-10-15 PDF
LCSC stock 106,755 on 2026-10-15.

Pinout

XL-3210RGBC-2812B
XL-3210RGBC-2812B 3210 package, top and side viewPin 1 is ringed. pin 1 GND (ground), pin 2 DIN (data in), pin 3 VDD (power), pin 4 DOUT (data out).11 GNDground22 DINdata in33 VDDpower44 DOUTdata out3.2 mm1.0 mmtop view1.5 mmside view
  • Ground
  • Data
  • Power
  • Pin 1
  • Corner block

Outline and pin positions checked against the manufacturer datasheet (C41413182 XL-3210RGBC-WS2812B p11 (top, side and bottom views with pin circles)). Counter-clockwise from the top-left: 1 GND, 2 DIN (bottom-left), 3 VDD (bottom-right), 4 DOUT (top-right); a green mark sits at the left end. Dome lens (1.5 mm high); corner pads on the 1.0 mm ends, sizes estimated from the drawing. What this means.

  1. 1 GND ground
  2. 2 DIN data in
  3. 3 VDD power
  4. 4 DOUT data out

Protocol — Xinglight 2812B (5 mA, 1.2 us cycle, reset >200 us)

Timings shown from datasheet.

Xinglight 2812B (5 mA, 1.2 us cycle, reset >200 us) bit timingXinglight 2812B (5 mA, 1.2 us cycle, reset >200 us) bit timing: a zero bit is 300 nanoseconds high then 900 low; a one bit is 900 high then 300 low; reset 200 microseconds low1 · Bit encoding, to scaleDINhighlowbit 0 period 1200 nsbit 1 period 1200 nsT0H 300 nsT1H 900 nsT0L 900 nsT1L 300 ns"0" bit"1" bit020040060080010001200140016001800200022002400time, ns2 · One frame: 24 bits, most-significant bit firstDIN170110010007100110101700101100bitch 1 · 8 bitsch 2 · 8 bitsch 3 · 8 bitsChannel order not recorded for this protocol · frame = 24 × ~1200 ns ≈ 28.8 µs · example data, first bits 1 0 1 …3 · RESET / latchlast bits of frame 1first bits of frame 2LEDs latch the data they receivedRESET: DIN low ≥ 200 µs (not to scale)4 · Cascade: each DOUT feeds the next DINMCULED 1DINDOUTLED 2DINDOUTLED NDINDOUTLED 1 keeps the first 24 bits, re-shapes the signal and sends the rest out on DOUT;LED 2 keeps the next 24, and so on. The last LED's DOUT is left unconnected.
T0H 300 / T0L 900 · T1H 900 / T1L 300 ns · period 1200 ns · reset 200 µs source: datasheet

Compatibility

  • protocol compatible WS2812B

    Only the title says WS2812B. Its table matches the SK6805 sheet pattern (300/900/900/300 ns, 1.2 us cycle, reset over 200 us) more than the WS2812B sheet; 5 mA per channel. source ↗

Dating evidence

Nobody announces these parts, so this records what we can actually cite rather than a release date. Library support proves only that the part existed by that date.

  • 2025-09-08 estimate PDF CreationDate metadata of Xinglight sheet XL-1615RGBC-2812B (LCSC C5349954); the sheet has no revision table, so this is only the date the PDF file was produced ↗ day
  • 2025-10-15 estimate PDF CreationDate metadata of Xinglight sheet XL-3210RGBC-2812B (LCSC C41413182); the sheet has no revision table, so this is only the date the PDF file was produced ↗ day

Where to buy

Stub data — a few rows so purchase links can grow later. Prices are not tracked.

Similar parts

Same protocol or package first, then the same data scheme and colour channels.

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