Ongoing

STD RP2040_Instant_Tankless_Water_Heater

License: CERN Open Hardware License

Mode:

Editors' pick

Update time： 2023-01-03 16:28:17

Creation time： 2022-10-19 17:27:13

Description

# Controller for Instant or Tankless Water Heater

# Safety Warning

This project deals with mains voltage. Make sure you understand what you are doing. Please read the safety warning below carefully.

# This PCB can control the output temperature of a tankless/instant water heater.

CERN Open Hardware Licence Version 2 - Strongly Reciprocal

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	0603White light_C2290	3.3V	LED0603-R-RD_WHITE	1
2	100uF	C1	C1206	1
3	100nF	C3,C6,C7	C0603	3
4	1N5819WS	D9,D10,D11,D12,D3,D7	SOD-323_L1.8-W1.3-LS2.5-RD	6
5	19-213/Y2C-CQ2R2L/3T(CY)	FLOW,TIN,TOUT,PH1,PH2	LED0603-R-RD	5
6	A2541WV-3P_C609572	FLOW_	HDR-TH_3P-P2.54-V-M	1
7	RASPBERRY PI PICO	GP1	RASPBERRY PI PICO	1
8	LBSS84LT1G	Q7,Q8,Q9,Q1,Q2,Q3,Q4,Q5,Q6	SOT-23_L2.9-W1.3-P1.90-LS2.4-BR	9
9	2.2kΩ	R30,R38,R39,R40,R41,R43,R45,R10,R13,R17,R20	R0603	11
10	39kΩ	R31,R32	R0603	2
11	10kΩ	R33,R34,R35,R36,R37,R11,R12,R18,R19	R0603	9
12	TS-1187A-B-A-B	SW1,SW2,SW3	SW-SMD_4P-L5.1-W5.1-P3.70-LS6.5-TL-2	3
13	PEC11R-4015F-S0024	SW4	SW-TH_PEC11R-4XXXF-SXXXX	1
14	A2541WV-2P	TEMP_IN,TEMP_OUT	HDR-TH_P2.54-H-M_A2541WV-2P	2
15	SSH1106 128X64 1.3 I2C DISPLAY MODULE	U6	SSH1106 128X64 1.3 I2C OLED DISPLAY MODULE	1
16	100n	C2,C4	C0603	2
17	MB10F-46	D1,D8	MBF_L4.8-W3.9-P2.50-LS6.7-BL	2
18	ZMM5V6	D2,D4,D5,D6	LL-34_L3.5-W1.5-RD	4
19	Screw_Terminal_1x01	FE	640454-2P	1
20	LSF-SMT_5.08_04_180	PHASE1,PHASE2	LSF-SMT_5.08_04_180	2
21	220kΩ	R1,R2,R3,R4,R5,R24,R25,R27,R28,R29,R47,R48	R0805	12
22	1kΩ	R6,R7,R8,R9,R21,R22,R23,R26,R42	R0603	9
23	220R	R14,R16	R0603	2
24	1k	R15	R0603	1
25	XL-1608UOC-06	TRG1,TRG2	LED0603-R-RD_ORANGE	2
26	MOC3063S	U1,U3	DIP8SMD	2
27	BPC-817S/A	U2,U4	SOP-4_L6.5-W4.6-P2.54-LS10.2-BR	2