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1.6 × 1.5 mm 4 pins top-emitting

XL-1615RGBC-2812B

1615 · 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-1615RGBC-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
1.6 × 1.5 × 0.6 mm4 pins · top
Max current
15 mA5 mA per channel
PWM
4.5 kHzreset 200 µs
Library support
FastLED WLED Adafruit

Pin order (GND = 1) is unlike the WorldSemi 1615-class parts; check the footprint.

Variants

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

Order codeFaceLensWhite PinsSiliconStatusFirst seenDatasheet
XL-1615RGBC-2812B — — — 4 — active 2025-09-08 PDF
LCSC stock 167,340 on 2026-10-15.
XL-1615RGBC-2812B-S — — — 4 — active 2025-09-08 PDFPDF ↗
Same timing and drawing; differs in brightness bins (80/280/60 mcd) and the DOUT drive current printed (15 mA against -35 mA on the plain sheet). LCSC stock 309,340 on 2026-10-15.

Pinout

XL-1615RGBC-2812BXL-1615RGBC-2812B-S
XL-1615RGBC-2812B 1615 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).1 GNDground2 DINdata in3 VDDpower4 DOUTdata out1.6 mm1.5 mmtop view0.6 mmside view
  • Ground
  • Data
  • Power
  • Pin 1

Outline and pin positions checked against the manufacturer datasheet (C5349954 XL-1615RGBC-WS2812B p11 (outline, labelled top view with pin circles); the -S sheet p11 is the same). Counter-clockwise from the bottom-left: 1 GND, 2 DIN, 3 VDD, 4 DOUT (pin circles printed on the drawing). A green mark sits on the left edge. Half-moon pads; 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

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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