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DUMMY LOAD

2 years ago 717
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Description

This is intelligent DC dummy load based on arduino MCU

Documents

New Schematic

Dummy load

BOM

ID Name Designator Footprint Quantity
1 DAC_MCP4725 U1 SOT23-6 1
2 ATMEGA328P_PDIP_DIL28-3 U3 DIL28-3 1
3 crystal 16MHz Y1 HC49US 1
4 22pF C1,C2,C3,C4 1206 4
5 10k R1,R2,R9,R10 1206 4
6 IRLZ44N T1,T2,T3,T4 TO-220AB 4
7 4k R3,R4 1206 2
8 CH340G U4 SOIC-16_150MIL 1
9 CON-USB-F USB1 CONN_USB_MINI-B 1
10 crystal 12MHz Y2 HC49US 1
11 100nF C5 1206 1
12 1k R5,R6,R7,R8,R11,R12 1206 6
13 LM358 U5 SOIC8 1
14 10R RARRAY1,RARRAY2,RARRAY3,RARRAY4,RARRAY5,RARRAY6,RARRAY7,RARRAY8,RARRAY9,RARRAY10 Resistor 2w 10
15 LOAD + J1 4.2mm BANANA 1
16 LOAD - J2 4.2mm BANANA 1
17 LOAD SENSE + J3 4.2mm BANANA 1
18 LOAD SENSE - J4 4.2mm BANANA 1
19 LCD_NOKIA_5110_MODULE U6 LCD_NOKIA_5110 1
20 GREEN LED1 3528 1
21 RED LED2 3528 1
22 1uF C6,C7,C9,C10,C11,C12,C13 1206 7
23 100uF C8 CAP-4*5.4 1
24 EC11 Rotary Encoder EN1 EC11 Rotary Encoder copy 1
25 PIEZOBUZZER BUZ1 BZ2-7.6-D12.0XH6.5MM 1
26 BT2222 Q5 SOT-23(SOT-23-3) 1
27 DC-005 J5 DCJ3P-14.2X11.0X9.0MM 1
28 8.5×8.5 KEY1 KEY-8X8 1
29 SWITCH SMD 6x6x8 SW1,SW2 SWITCH-6X6X5_SMD 2
30 AMS1117-3.3 U7 SOT-223 1
31 ADS1115IDGSR U2 MSOP-10 1
32 9k R13 1206 1

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