PCB Design

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Tools

Since these projects are involve some soldering I highly recommend to buy a soldering iron before starting assemble it! Personally I'm using a 10$ one from Aliexpress, but since I have to solder SMD parts for the PCBs I've ordered a Soldering station like in the picture 😄

Cheap Soldering Iron
Soldering Station 1
Soldering Station 2
Hot Air Soldering Gun

You can order the PCB or download the files from here!

Parts needed

SMD 10x10.5 63V 100uF Capacitor
SMD 6x7 6,3V 330uF Capacitor
LM2575S-5.0
330uH CRDH74 inductor
1N4007 SOT23-3
IRF540NS
2N3904 SOT23-3
VH3.96-2P
XH2.54 2P, 4P, 5P
3MM Red/Green LED
3mm (height) LED nylon spacer
SMD0805 resistors
SMD0805 capacitors
AMS1117-3.3

Prefix	Value	Package
R1	10K Ω	SMD 0805
R2	10K Ω	SMD 0805
R3	470 Ω	SMD 0805
C1	100nF	SMD 0805
C2	10uF	SMD 0805
C3	10uF	SMD 0805
C4	16V 1000uF	SMD 10x10
U2	AMS1117-3.3	SOT223
U1	SN74AHCT125N	SOIC-14
F1	BLX-A Fuse holder	5x20mm
DC_IN	DC adapter	5.5x2.1mm jack
Button	Tactile Button	THT 6x6x14mm
Serial	2.54mm 4P header	(optional)
LED	JST 3 pin female	WS2812b connector
LED	KF3.96-3P	screw terminal