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STD Closed loop galvo driver

License: Public Domain

Mode: Editors' pick

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Update time: 2023-07-31 13:01:12
Creation time: 2020-12-16 16:11:43
Description

from http://elm-chan.org/works/vlp/report_e.html

needs a galvo with capacitive feedback, described on this page.

i replaced the clock wit ha tcxo

some parts need to be supplied and fitted indepentenly like the output driver. im using a tda2030 instead of the lm675 since its cheaper

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ID Name Designator Footprint Quantity
1 100nF C20,C21 C0805 2
2 100K R5,R23 R0805 2
3 LM675T U9 T05D 1
4 47K R3,R4,R11,R14,R16,R18,R20 R0805 7
5 KRA101-AT/P Q1 TO-92-3_L4.8-W3.7-P2.54-L 1
6 100 R29,R30 R0805 2
7 CONN-TH_2P-P5.00 IN,GALVO CONN-TH_2P-P5.00 2
8 220uH L1 L1207 1
9 75K R35 R0805 1
10 SRA-24VDC-AL K1 RELAY-TH_SRA-XXVDC-AL 1
11 8MHz X1 OSC-SMD_4P-L3.2-W2.5-BL_SIT8008BI 1
12 2.7K R7,R8 R0805 2
13 20K R12 R0805 1
14 HDR-M-2.54_1x1 TP2,TP1,TP3,TP4,TP5 HDR-M-2.54_1X1 5
15 330 R26,R27 R0805 2
16 33nF C14 C0805 1
17 220nF C13,C19,C22 C0805 3
18 1nF C6,C9,C10,C11,C12,C15,C16,C17 C0805 8
19 4.7K R37 R0805 1
20 1N4002G D1 SMA_L4.4-W2.6-LS5.0-RD 1
21 R43 R1206 1
22 100pF C18 C0805 1
23 220pF C8 C0805 1
24 1K R28,R38,R40 R0805 3
25 150 R39 R0805 1
26 10K R13,R15,R19,R24,R25,R31,R32,R33,R34,R36 R0805 10
27 1.5K R1 R0805 1
28 0.2 R41,R42 R1210 2
29 CONN-TH_3P-P5.00 FB,PSU CONN-TH_3P-P5.08 2
30 MMSZ5256BT1G D2 SOD-123_L2.8-W1.8-LS3.7-RD 1
31 5K R2,R6,R17 RES-ADJ-TH_3296W 3
32 100K R21,R22 RES-ADJ-TH_3296W 2
33 15K R9,R10 R0805 2
34 10nF C7 C0805 1
35 NE5532DR U4,U5,U6,U7,U8 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 5
36 1000uF C1,C2 CAP-TH_BD12.5-P5.00-D1.2-FD 2
37 100uF C3,C4 CAP-TH_BD8.0-P3.50-D1.0-FD 2
38 L7915CV-DG U2 TO-220-3_L10.0-W4.5-P2.54-L 1
39 7815 U1 TO-220-3_L10.0-W4.5-P2.54-L 1
40 L7805CV U3 TO-220-3_L10.0-W4.5-P2.54-L 1
41 10uF C5 CAP-TH_BD5.0-P2.00-D0.8-FD 1

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