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Lithium-ion Batteries 18650 Charge

1 month ago 78
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Description

Documents

18650 Charge_V2

18650 Charge_V1

Li-Ion Battery Capacity Tester copy copy copy

BOM

ID Name Designator Footprint Quantity
1 A Meter P4 HDR-1X2/2.54 1
2 SSD1306 U4,U8 SSD1306_ARDUINO 2
3 LM2576SX-ADJ U2,U5,U7,U10 TO-263-5 4
4 1R / 5W R1 AXIAL-0.3 1
5 2R / 5 W R4 AXIAL-0.3 1
6 330R R5,R16,R8,R12 AXIAL-0.3 4
7 4k7 R2,R3 AXIAL-0.3 2
8 10k R13,R14,R21,R22,R17,R23 AXIAL-0.3 6
9 1k R7,R20,R18,R26 AXIAL-0.3 4
10 220u C1,C3,C4,C7 CAP-D3.0XF1.5 4
11 1000u /35V C2 CAP-D3.0XF1.5 1
12 10k R6,R15,R9,R11,R30 RES-ADJ_3386P 5
13 150uH L1,L2,L3,L4 AXIAL-0.4 4
14 ARDUINO_PRO_MINI U3,U9 ARDUINO_PRO_MINI 2
15 2N3904 Q1,Q2 TO-92(TO-92-3) 2
16 GND P3 HDR-1X1/2.54 1
17 4V4 P1 HDR-1X1/2.54 1
18 DC 12V / 3A DC1 DC-5020 1
19 LM317 U1 TO-220 1
20 SRD-12VDC-SL-C RELAY1,RELAY2 RELAY-SL-SRD 2
21 18650 x 1 B1 BATTERY-1 1
22 1N5822 D1,D2,D4,D3 SOD-123 4
23 0.1R 1% R49,R25 AXIAL-0.4 2
24 4K7 R24,R10,R28,R29 AXIAL-0.3 4
25 1000u C5,C6 CAP-D3.0XF1.5 2
26 IRFZ44N Q5 TO-220(TO-220-3) 1
27 20k R19,R27 RES-ADJ_3386P 2
28 470u / 35v C25,C8 CAP-D3.0XF1.5 2
29 10u C31 CAP-D3.0XF1.5 1
30 non SW2,SW3,SW4 KEY-6.0*6.0-4 3
31 SET Charge Voltage SW1 KEY-6.0*6.0-4 1
32 MCP4725A0T-E/CH U18 SOT-23-6 1
33 104 C30 RAD-0.1 1
34 TIP122 Q4,Q3 TO-220(TO-220-3) 2
35 DC005-2.0MM DC2 DC-5020 1
36 18650 x 1 B2,B3 BAT-TH_BS-2-1 2
37 LM358AP U13 DIP-8_LS7.6-L9.7-W6.4-P2.54-BL 1
38 LM358PSR U16,U12,U6,U11 SOIC-8_208MIL 4

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Comments (1)

hamedta Reply

Hi,


I think it's not efficient to use a linear approch for chargers, the better way is to use swiching one, in that way, you can wider input voltages as well as avoiding termal losses.

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