Nrf52840 dimmer rgbw

vke·nrf52840_dimmer_rgbw·kicad/dimmer_emdb_addon_pcb.kicad_pcb

Nrf52840 dimmer rgbw PCB layout, top view — open source board by vke

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About the Nrf52840 dimmer rgbw PCB

Nrf52840 dimmer rgbw is an open source PCB design by vke, published on GitHub. It is a 2-layer board measuring 27.6 × 51.8 mm, with 36 components from 18 distinct parts.

Other key parts include the TC4427 and TPS54202DDCR. By type, the board carries 12 capacitors, 12 resistors, 5 transistors, 3 ICs, 3 connectors and 1 inductor.

It belongs with the iot & wireless designs in this gallery.

From the project

nrf52840 ZigBee/Thread/MySensors RGBW dimmer hardware design

https://github.com/vke/nrf52840dimmerrgbw_thread (Thread/OpenThread)

https://github.com/vke/nrf52840dimmerrgbw_zigbee (ZigBee, incomplete due to a lot of bugs in ZBOSS ZigBee SDK)

Motherboard with nrf52840 (version 2.05):

https://github.com/vke/EFEKTA-nRF52840-MINI-DEV-BOARD

https://lcsc.com/product-detail/Digital-TransistorsLeshan-Radio-LMUN2233LT1GC12777.html

https://lcsc.com/product-detail/Chip-Resistor-Surface-MountUNI-ROYAL-Uniroyal-Elec-0805W8F2212T5EC17552.html

Main components on the Nrf52840 dimmer rgbw

TC4427 TPS54202DDCR

Nrf52840 dimmer rgbw bill of materials (BOM)

36 components, 18 distinct parts.

Qty	Part	Footprint	Refs
2	TC4427	SOIC-8_3.9x4.9mm_P1.27mm	U1, U2
1	TPS54202DDCR	SOT-23-6	U4
4	BSC067N06LS3G	TDSON-8-1	Q1, Q2, Q3, Q4
1	LMUN2233LT1G	SOT-23_Handsoldering	Q5
1	Conn_01x14_Male	Pin_Header_Straight_1x14_Pitch2.54mm	J1
1	Conn_01x04_Male	PinHeader_1x04_P2.54mm_Vertical	J2
1	Screw_Terminal_01x08	TerminalBlock_Phoenix_MKDS-1,5-8-5.08_1x08_P5.08mm_Horizontal	J3
1	10uH	L_Taiyo-Yuden_NR-40xx_HandSoldering	L2
4	4.7uF	C_0805_2012Metric_Pad1.15x1.40mm_HandSolder	C1, C6, C10, C14
5	0.1uF	C_0805_2012Metric_Pad1.15x1.40mm_HandSolder	C2, C7, C11, C12, C13
1	1uF	C_0805_2012Metric_Pad1.15x1.40mm_HandSolder	C4
1	100uF	CP_Radial_D10.0mm_P5.00mm	C5
1	47uF	CP_EIA-3528-21_Kemet-B_Pad1.50x2.35mm_HandSolder	C15
4	50R	R_0805_2012Metric_Pad1.15x1.40mm_HandSolder	R1, R2, R3, R4
4	10K	R_0805_2012Metric_Pad1.15x1.40mm_HandSolder	R5, R6, R7, R8
2	100K	R_0805_2012Metric_Pad1.15x1.40mm_HandSolder	R9, R15
1	22K	R_0805_2012Metric_Pad1.15x1.40mm_HandSolder	R10
1	22K1	R_0805_2012Metric_Pad1.15x1.40mm_HandSolder	R16

Nrf52840 dimmer rgbw design files

The KiCad project lives in the vke/nrf52840_dimmer_rgbw repository on GitHub; these links point at the commit this page was built from.

Layoutkicad/dimmer_emdb_addon_pcb.kicad_pcb

Nrf52840 dimmer rgbw: common questions

How big is the Nrf52840 dimmer rgbw PCB?

The Nrf52840 dimmer rgbw measures 27.6 × 51.8 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Nrf52840 dimmer rgbw?

36 components, from 18 distinct parts. The full bill of materials is listed on this page.

Where can I download the Nrf52840 dimmer rgbw design files?

From the vke/nrf52840_dimmer_rgbw repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Nrf52840 dimmer rgbw design in my own project?

The repository has no license, so all rights stay with vke. Use it as a reference, and ask the author before reusing the design.

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