evse pilot control

Ongoing

STD evse pilot control

License: Public Domain

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Editors' pick

Update time： 2021-11-04 12:57:03

Creation time： 2019-05-16 19:46:02

Description

This hardware obective is to be able to adjust power of an existing fix power EVSE ev vehicle charger. Hypothesis is : you get an existing evse ev vehicle charger. How to : you connect evse charge pilot signal to this hardware, and this hardware is producing pilot signal in place of original evse pilot signal.

Design Drawing

schematic diagram

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PCB

（ 1 / ）

PCB_EVSE13r
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	ATMEGA328P-PU	U1	DIP-28_300MIL	1
2	LED-3MM	LED1	LED-3MM/2.54	1
3	1k	R6,R11,R14,R19,R22,R25,R26	AXIAL-0.3	7
4	10k	R2,R4,R3,R10,R15,R20,R21,R23,R24	AXIAL-0.3	9
5	30ohm sous 3,3vmesure 11Kw max	R5	AXIAL-0.3	1
6	130k	R1	AXIAL-0.3	1
7	commun signal 0V	P4	HDR-1X1/2.54	1
8	sonde courant	P5	HDR-1X1/2.54	1
9	primaire sonde tension NEUTRE	P9	HDR-1X1/2.54	1
10	2.2uF	C1,C10,C6,C7,C9	RAD-0.2	5
11	Gerth_Printtrafo_1,8W,_Serie_304_2X12V	U6	GERTH_304.06-2_PCB V2	1
12	primaire sonde tension PHASE	P8	HDR-1X1/2.54	1
13	Header-Male-2.54_1x6	P1	HDR-6X1/2.54	1
14	220nF	C4,C5	RAD-0.2	2
15	selecteur gnd / ref vcc/2	P24	HDR-3X1/2.54	1
16	(1,74k conf5v) (2,00k conf3,3v)	R7	AXIAL-0.3	1
17	(1,00k conf5v) (680ohm conf3,3v)	R8	AXIAL-0.3	1
18	1,3K	R9	AXIAL-0.3	1
19	2N3904	Q1,Q3,Q5	TO-92(TO-92-3)-2.54	3
20	2N3906	Q2,Q4	TO-92(TO-92-3)-2.54	2
21	1N4448	D1	DO-35	1
22	1485ohm	R13	AXIAL-0.3	1
23	900ohm(5v) 1,0K(3,3v)	R16	AXIAL-0.3	1
24	195K(conf 5.0v) 120K ou 28,5K(conf3,3v)	R17	AXIAL-0.3	1
25	800K (conf 5.0v) 820K ou 195K(conf 3,3v)	R18	AXIAL-0.3	1
26	PILOT IN	P2	HDR-1X1/2.54	1
27	PILOT OUT	P3	HDR-1X1/2.54	1
28	pont redresseur	D2,D3	BRIDGE-WOB	2
29	100uF	C2,C3,C8	RAD-0.2	3
30	L78L33ABZ-AP	U2	TO-92(TO-92-3)-2.54	1
31	7812	U3	TO-220	1
32	LM7912EE	U4	TO-220-3	1
33	module12v plus	P6	HDR-1X1/2.54	1
34	module12v minus	P7	HDR-1X1/2.54	1
35	module12v AC_PHASE	P10	HDR-1X1/2.54	1
36	module12v AC_NEUTRE	P11	HDR-1X1/2.54	1
37	module12v 1 plus	P12	HDR-1X1/2.54	1
38	module12v 1 minus	P13	HDR-1X1/2.54	1
39	module12v 1 AC_PHASE	P14	HDR-1X1/2.54	1
40	module12v 1 AC_NEUTRE	P15	HDR-1X1/2.54	1
41	module12v 1 NC	P16	HDR-1X1/2.54	1
42	module12v NC	P17	HDR-1X1/2.54	1
43	output GND 1	P18	HDR-1X1/2.54	1
44	output GND 2	P19	HDR-1X1/2.54	1
45	output EARTH	P20	HDR-1X1/2.54	1
46	-12V	P21	HDR-1X1/2.54	1
47	+12V	P22	HDR-1X1/2.54	1
48	+VCC	P23	HDR-1X1/2.54	1