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STD Spot Welder

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Update time: 2022-01-26 17:45:03
Creation time: 2020-10-25 12:46:04
Description
Spot welder powered by 4s lipo / li-ion battery.
Design Drawing
schematic diagram
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PCB
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ID Name Designator Footprint Quantity
1 Arduino Nano M1 ARDUINO NANO 1
2 OLED I2C O1 OLED I2C 1
3 100uF C9 CAP-SMD_BD6.3-L6.6-W6.6-FD 1
4 2N2222 Q3 TO-92-3_L4.9-W3.7-P1.27-L 1
5 100K R9 R0603 1
6 100nF C7 C0603 1
7 10K R14 RES-ADJ-TH_3P-L3.4-W3.4-BR 1
8 XL7015E1 U1 TO-252-5_L6.6-W5.8-P1.27-TL 1
9 140K R8,R20 R0603 2
10 Battery + B+ BATTERY-CONNECTION-PADS 1
11 Battery - B- BATTERY-CONNECTION-PADS 1
12 +ve welding electrode ELECTRODE+ ELECTRODE-CONNECTION-PADS 1
13 -ve welding electrode ELECTRODE- ELECTRODE-CONNECTION-PADS 1
14 HDR-M-2.54_1x1 J1,J2 HDR-M-2.54_1X1 2
15 33nF C8 C0603 1
16 150 R10,R22,R23,R24 R0805 4
17 2.1V LED1,LED2 LED1206-R-RD 2
18 50K R13 R0805 1
19 100F C1,C2,C3,C4,C5 SUPERCAPACITOR 2.7V 100F 5
20 1uF C6 C0603 1
21 TC4420CPA U2,U3 DIP-8_L10.0-W6.5-P2.54-LS7.6-BL 2
22 IRF3205 Q1,Q4,Q5,Q2 TO-220-3_L10.0-W4.5-P2.54-L 4
23 SS210 D2 SMA(DO-214AC) 1
24 10K R16 RES-TH_RK09K1130AAU 1
25 162 R7,R18 R1206 2
26 IRF9540NPBF Q6 TO-220-3_L10.0-W4.5-P2.54-L 1
27 47uH L1 IND-SMD_L10.5-W10.3 1
28 1K R1,R2,R3,R5,R6,R11,R21 R0603 7
29 33uF C10 CAP-SMD_BD6.3-L6.6-W6.6-FD 1
30 EG1218 SW1 SW-TH_EG1218 1
31 118K R12 R0603 1
32 499 R19 R0805 1
33 412 R4 R1206 1
34 UF4007 D1,D3,D4,D5 DO-41_BD2.4-L4.7-P8.70-D0.9-FD 4
35 30K R15 0402 1

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