RevEng Bosch BCS220

Ol-li·RevEng_Bosch_BCS220·schematics/Bosch eBike Charger BCS220/Bosch eBike Charger BCS220.kicad_sch

This repository ships a schematic but no board layout.

About the RevEng Bosch BCS220 PCB

RevEng Bosch BCS220 is an open source PCB design by Ol-li, published on GitHub. It is a board, with 98 components from 42 distinct parts.

Other key parts include the L6599. By type, the board carries 44 resistors, 30 capacitors, 7 diodes, 5 transistors, 3 inductors and 1 IC.

It belongs with the power & battery designs in this gallery.

From the project

Reverse engineering of Bosch eBike charger 36-4/230 BCS220 PCB and schematics

Reverse engineering of the Bosch eBike Charger 36‑4 / 230 (BCS220) PCB layout and schematics reconstruction.

This project documents the reverse engineering of the Bosch BCS220 eBike charger, focusing on:

- PCB analysis - Reconstructed schematics - Component identification - Repair and fault analysis - Interoperability research - Technical documentation for educational purposes

Main components on the RevEng Bosch BCS220

L6599

RevEng Bosch BCS220 bill of materials (BOM)

98 components, 42 distinct parts.

Qty	Part	Footprint	Refs
1	L6599		U2
2	SVF13N50T		Q2, Q5
1	MJE13003	TO-126-3_Vertical	Q8
2	—		Q12, Q14
1	Netz		J1
1	Fuse		F1
1	100		NTC1
3	—		TR1, TR2, TR5
1	Varistor		V1
1	15V?	D_DO-35_SOD27_P10.16mm_Horizontal	ZD4
7	—		D2, D5, D10, D11, D12, D14, D15
3	—		L2, L3, L5
26	—		C1, C2, C3, C5, C6, C7, C8, C10 +18
1	MP 47nF		C15
1	100n		C20
1	10n?		C31
1	47n?		C32
3	220k		R1, R8, R13
3	100k		R9, R51, R57
3	47		R15, R44, R67

Show 22 more

Qty	Part	Footprint	Refs
1	47k		R23
3	10k		R25, R52, R105
2	4k7		R27, R31
3	R		R28, R29, R34
3	2,2M		R35, R73, R79
1	1.87k		R40
2	47R		R41, R70
1	30k		R47
1	10R		R49
2	100		R64, R75
1	200k		R74
3	2k		R76, R150, R151
1	6R80		R80
1	8k66		R82
1	0		R83
2	1k		R84, R85
1	2R2		R86
1	2R20		R90
2	1R0		R98, R104
1	2k4		R99
1	20k		R100
1	510		R133

RevEng Bosch BCS220 design files

The KiCad project lives in the Ol-li/RevEng_Bosch_BCS220 repository on GitHub; these links point at the commit this page was built from.

Schematicschematics/Bosch eBike Charger BCS220/Bosch eBike Charger BCS220.kicad_sch

RevEng Bosch BCS220: common questions

How many components are on the RevEng Bosch BCS220?

98 components, from 42 distinct parts. The full bill of materials is listed on this page.

Where can I download the RevEng Bosch BCS220 design files?

From the Ol-li/RevEng_Bosch_BCS220 repository on GitHub, which has the schematic; the links under Design files point to each one.

Can I use the RevEng Bosch BCS220 design in my own project?

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

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