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STD [tmp] AC speed control for grinder copy copy

License: CC-BY 3.0

Mode: Editors' pick

Cloned from [tmp] AC speed control for grinder copy

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Update time: 2019-05-22 12:29:23
Creation time: 2019-05-22 12:29:19
Description
Speed control for grinders with BackEMF (sensorless) RPM tracking. This PCB is for [Hilda 180W](https://www.aliexpress.com/wholesale?SearchText=hilda+180w). > Follow to github: https://github.com/speedcontrols/ac_sc_grinder for documentation and firmware. This page is for PCB and components order only. [![](https://farm2.staticflickr.com/1761/41339534500_7e22875ff7_m.jpg)](https://flic.kr/p/25Z2VmQ)
Design Drawing
schematic diagram
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PCB
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ID Name Designator Footprint Quantity Mounted
1 BTA16-600CWRG Q1 TO-220(TO-220-3) 1 Yes C84597
2 STM32F103C8T6 U3 LQFP48-0.5-7X7MM 1 Yes C8734
3 SC662K-3.3V LDO1 SOT-23(SOT-23-3) 1 Yes C83932
4 150K 1/4w R3,R4 1206 2 Yes C144516
5 LNK306DN U2 SOIC-7_150MIL 1 Yes C34318
6 ES1JW D2 SOD-123FL 1 Yes C108815
7 100nF C6,C7,C1,C8,C5,C10 0805 6 Yes C49678
8 EL357N(B)(TA)-G U1 SOP-4_P2.54 1 Yes C6649
9 ST-Link P1 DIP-1X4P-2.54MM-M 1 Yes C124378
10 Hilda potentiometer R7 HILDA POTENTIOMETER 1 Yes
11 1.5K R6 0805 1 Yes C114555
12 INA213AIDCKR U5 TSSOP-6 1 Yes C129346
13 0.01Ω R11 0805 1 Yes C201254
14 BZT52C3V6 D3 SOD-123 1 Yes C2113
15 BAT54S D4 SOT-23(SOT-23-3) 1 Yes C83935
16 100 R5,R9 0805 2 Yes C105577
17 200 R10,R12,R8,R2 0805 4 Yes C114746
18 4.7nF C9 1206 1 Yes C107198
19 MOC3052S-TA1 U4 SMD-6 1 Yes C115471
20 ST-Link-ext P6 HDR-2X1/2.54 1 No C152154
21 1N4007W D1 SOD-123FL 1 Yes C36578
22 Pin 1mm P2,P3 PIN 1 MM 2 Yes
23 Pin 3*0.5mm P5,P4 PIN 3*0.5 MM 2 Yes
24 1mH L1 IND-808050 1 Yes C168154
25 100 R1 1210 1 Yes C131363
26 4.7uF C2 CAP-D8.0XF3.5 1 Yes C112499
27 100uF C3 CAP-Z-6.3MMX5.5MM 1 Yes C134847
28 4.7uF C4 0805 1 Yes C107365

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