Lighthouse display

mwuerms·lighthouse_hardware·kicad/lighthouse_display/lighthouse_display.kicad_pcb

Lighthouse display PCB layout, top view — open source board by mwuerms

About the Lighthouse display PCB

Lighthouse display is an open source PCB design by mwuerms, published on GitHub under the MIT license. It is a 2-layer board measuring 132 × 66.4 mm, with 135 components from 20 distinct parts.

Other key parts include the OPT3004DNPR, IS31FL3731-SA, TPS61176RTER and SHTC3-TR-10KS. By type, the board carries 106 diodes, 12 resistors, 11 capacitors, 4 ICs, 1 connector and 1 inductor.

It belongs with the displays & leds and sensors designs in this gallery.

From the project

+ lighthouse + buoy: hand sender, ble advertising

+ lighthouse + buoy: hand sender, ble advertising

- RF-MCU: nRF52840: NINA-B302-00B Module (ublox) - SWDIO connector (50 mil header) - RTC (optional): i2c + backup battery CV - sound module: DFPlayer mini - display 1: display time - display 2: lighting, simulate sunrise - Buttons - Sensors - ambient light sensor (ALS) - VEML7700-TR - TMD37253M much more than ALS, also proximity and color sensor - also maybe VEML3235, VEML6035 - rh sensor - SHT40-AD1B-R2 - p sensor - DPS368XTSA1 - microphone, maybe implement a "do I snore" functionality - CMM-4030DT-26354-TR

Lighthouse display, from the project README — From the project README

Main components on the Lighthouse display

OPT3004DNPR IS31FL3731-SA TPS61176RTER SHTC3-TR-10KS

Lighthouse display bill of materials (BOM)

135 components, 20 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
1	OPT3004DNPR	SON65P200X200X65-7N-D	IC1
1	IS31FL3731-SA	SSOP-28_5.3x10.2mm_P0.65mm	U1
1	TPS61176RTER	Texas_RTE0016D_WQFN-16-1EP_3x3mm_P0.5mm_EP0.8x0.8mm	U2
1	SHTC3-TR-10KS SHTC3	Sensirion_DFN-4-1EP_2x2mm_P1mm_EP0.7x1.6mm	U3
1	Conn_01x12_Pin	con_1x12_1.27mm_long_pads	J1
34	KT-1206Y 1206MIL	LED_1206_3216Metric_Pad1.42x1.75mm_HandSolder	D1, D2, D3, D4, D5, D6, D7, D10 +26
29	KT-1206R 599-0210-007F	LED_1206_3216Metric_Pad1.42x1.75mm_HandSolder	D8, D9, D12, D13, D16, D17, D21, D22 +21
42	XL-3216WWC IN-S126AT5UW	LED_1206_3216Metric_Pad1.42x1.75mm_HandSolder	D64, D65, D66, D67, D68, D69, D70, D71 +34
1	C50704 PMEG4010CEJ	D_SOD-323F	D100
1	4.7uH	L_Taiyo-Yuden_NR-60xx_HandSoldering	L1
5	CL10B104KA8NNNC 100nF	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C1, C6, C8, C9, C10
3	CL21B103KBANNNC 10uF	C_0805_2012Metric_Pad1.18x1.45mm_HandSolder	C2, C5, C7
1	0603B512K500NT 470nF	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C3
2	CL21B105KAFNFNE 1uF	C_0805_2012Metric_Pad1.18x1.45mm_HandSolder	C4, C11
1	0603WAJ0135T5E 1M3	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R1
1	0603WAF5102T5E 51k	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R2
6	0603WAF1004T5E 1M	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R3, R5, R8, R9, R10, R11
1	0603WAF6802T5E 68k	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R4
2	4k7	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R6, R7
1	0603WAF2002T5E 20k	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R12

Lighthouse display design files

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

Lighthouse display: common questions

How big is the Lighthouse display PCB?

The Lighthouse display measures 132 × 66.4 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Lighthouse display?

135 components, from 20 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Lighthouse display design files?

From the mwuerms/lighthouse_hardware repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Lighthouse display design in my own project?

Yes, under the terms of its MIT license, which mwuerms chose for the repository.

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