Wire EDM Spark Generator

Ongoing

STD Wire EDM Spark Generator

License: Public Domain

Mode:

Editors' pick

Update time： 2022-09-15 18:03:01

Creation time： 2022-06-19 19:23:14

Description

Spark generator for DIY Wire EDM, runs off a 12s lipo (or 2 6s in series). Video of it cutting: https://www.youtube.com/watch?v=riO5RJ8xOis

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	10uF	C1,C2,C3,C4,C5,C6,C7,C8,C9,C10,C11,C12,C13,C14,C15,C16,C17,C18,C19,C20	C1206	20
2	1u	C21,C22	CAP-D12.5×F5.0	2
3	1N4007W	D1	SOD-123_L2.8-W1.8-LS3.7-RD	1
4	TEENSY_3.5/3.6_incl_vbatt	G$1	TEENSY_3.5/3.6_INCL_3.5_USB	1
5	FDB0165N807L	Q1,Q2,Q5,Q6	D2PAK-7_L10.6-W9.6-P1.27-LS15.9-BR	4
6	1k	R1,R3,R4,R11,R12	R0603	5
7	20k	R2	R0603	1
8	WSL3921	R5,R6,R7,R18	RES-SMD_L10.0-W5.2	4
9	1M	R13	R0603	1
10	10k	R14,R15,R16,R17	R0603	4
11	MCP14A0304T-E/SN	U1,U2	SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL	2
12	MAX9919NASA+	U3,U6	SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL-EP2.0	2
13	LM7805L-TA3-T	U5	TO-220-3_L10.0-W4.5-P2.54-L	1
14	MMSZ5226B	ZD1	SOD-123_L2.8-W1.8-LS3.7-RD	1