Speeduino mini-2-channel

digmorepaka·speeduino-mini-2-channel

Speeduino mini-2-channel PCB layout, top view — open source board by digmorepaka

About the Speeduino mini-2-channel PCB

Speeduino mini-2-channel is an open source PCB design by digmorepaka, published on GitHub. It is a 2-layer board measuring 78.7 × 74.7 mm, with 63 components from 34 distinct parts.

Other key parts include the TC4424EPA, LM2940T and Mega2560-PRO. By type, the board carries 27 resistors, 18 capacitors, 8 diodes, 5 connectors, 3 ICs and 2 transistors.

It belongs with the robotics & motion designs in this gallery.

From the project

A 75x78mm speeduino board featuring robotdyn mega 2560 pro microcontroller and all the basics needed to get a 2 channel setup. This is meant for simple engines like motorcycle 1cyls and V-Twins

Speeduino mini-2-channel, from the project README — From the project README

Main components on the Speeduino mini-2-channel

TC4424EPA LM2940T Mega2560-PRO

Speeduino mini-2-channel bill of materials (BOM)

63 components, 34 distinct parts.

Qty	Part	Footprint	Refs
1	TC4424EPA	DIP-8_W7.62mm	U1
1	LM2940T	TO-220-3_Vertical	U2
1	Mega2560-PRO	Mega2560-PRO-Stripped	U3
2	STP75N04-TO220	TO-220-3_Vertical	Q1, Q2
1	TACH 2 pullup	PinHeader_1x02_P2.54mm_Vertical	J1
1	TACH 1 pullup	PinHeader_1x02_P2.54mm_Vertical	J2
1	Signal conditioner	DIP-8_W7.62mm	J5
1	IGN Voltage sel	PinHeader_1x03_P2.54mm_Vertical	J10
1	Molex MicroFit 3.0 43045-2400/Amphenol ICC 10127720-242LF	Molex_Micro-Fit_3.0_43045-2400_2x12_P3.00mm_Horizontal	J11
4	LED	LED_D3.0mm	D1, D2, D5, D6
1	1N4004	D_DO-41_SOD81_P2.54mm_Vertical_AnodeUp	D3
1	1N4004	D_DO-41_SOD81_P7.62mm_Horizontal	D4
1	1N5818	D_DO-41_SOD81_P3.81mm_Vertical_AnodeUp	D7
1	1N5919BG	D_A-405_P2.54mm_Vertical_KathodeUp	D8
6	0.22uF	C_Disc_D4.3mm_W1.9mm_P5.00mm	C1, C11, C12, C16, C17, C18
1	0.01uF	C_Disc_D4.3mm_W1.9mm_P5.00mm	C2
1	1uF	C_Disc_D4.3mm_W1.9mm_P5.00mm	C3
1	10uF 35V	CP_Radial_Tantal_D5.0mm_P2.50mm	C4
2	0.1uF 50V	C_Disc_D3.0mm_W1.6mm_P2.50mm	C5, C9
1	0.3uF	C_Disc_D4.3mm_W1.9mm_P5.00mm	C6

Show 14 more

Qty	Part	Footprint	Refs
5	0.1uF	C_Disc_D3.0mm_W1.6mm_P2.50mm	C7, C8, C13, C14, C15
1	47uF 10V	CP_Radial_Tantal_D5.0mm_P2.50mm	C10
7	1K	R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal	R1, R4, R5, R6, R11, R12, R20
2	680R	R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal	R2, R3
1	1K	R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical	R7
2	100K	R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical	R8, R10
1	1K	R_Axial_DIN0207_L6.3mm_D2.5mm_P5.08mm_Vertical	R9
2	100K	R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal	R13, R14
1	2.4K	R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal	R15
1	2.4K	R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical	R16
2	160R 2W	R_Axial_DIN0614_L14.3mm_D5.7mm_P15.24mm_Horizontal	R17, R18
1	3.9K	R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal	R19
5	470R	R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal	R21, R22, R24, R25, R27
2	2.49K	R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal	R23, R26

Speeduino mini-2-channel design files

The KiCad project lives in the digmorepaka/speeduino-mini-2-channel repository on GitHub; these links point at the commit this page was built from.

Layout2channel_mini_speedy.kicad_pcb

Speeduino mini-2-channel: common questions

How big is the Speeduino mini-2-channel PCB?

The Speeduino mini-2-channel measures 78.7 × 74.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Speeduino mini-2-channel?

63 components, from 34 distinct parts. The full bill of materials is listed on this page.

Where can I download the Speeduino mini-2-channel design files?

From the digmorepaka/speeduino-mini-2-channel repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Speeduino mini-2-channel design in my own project?

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

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