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STD RedPitaya_PID

License: Public Domain

Mode: Editors' pick

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Update time: 2024-01-29 10:07:00
Creation time: 2021-09-23 06:24:00
Description

External circuit to embed a Red Pitaya 125-14 and use it as a PID for diode laser's frequency control.

Input: Error signal (-1 to +1V)

Output: Current (-2V to 0), Piezo (-10 to +10V), Triangular Wave (-5 to +5V @50Hz) 

 

Design Drawing
schematic diagram
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ID Name Designator Footprint Quantity
1 TestPin +10V,+12V,-12V,GND TESTPIN 4
2 10u C1,C3,C4,C6 C1206 4
3 0.1u C2,C5,C7 C1206 3
4 4-2271013-0 CN1 CONN-TH_96P-P2.54_4-2271013-0 1
5 BAT54WS D1,D2 SOD-323_L1.8-W1.3-LS2.5-RD 2
6 121k R1,R2 R0603 2
7 LT3045EMSE#TRPBF U1 MSOP-12_L4.0-W3.0-P0.65-LS4.9-BL-EP 1
8 LT3094EMSE#TRPBF U2 MSOP-12_L4.0-W3.0-P0.65-LS4.9-BL-EP 1
9 LT1236CCS8-10#PBF U3 SOP-8_L4.9-W3.9-P1.27-LS6.0-TL 1
10 10u C8 CASE-B_3528 1
11 0.1u C9,C10,C12,C13,C18,C19,C22,C23,C15,C16 C0603 10
12 100n C11 C0603 1
13 16p C17,C20 C0603 2
14 32K101-400L5 CUR_IN,CUR_OUT SMA-SMD_EDGE 2
15 32K101-400L5 ERROR_IN,ERROR_OUT,PIEZO_IN,PIEZO_OUT,TRI_OUT ROS-32K101-400L5_V 5
16 Jmp J1,J2 JUMPER-SPDT 2
17 10k R3,R19,R22 R0603 3
18 1M R4,R13,R26 R0603 3
19 1k R5,R6,R28,R29 R0603 4
20 2k R7,R27,R30 R0603 3
21 7.5k R8 R0603 1
22 DNF R9,R14,R31,R32,R35 R0603 5
23 5k R10,R20,R21 R0603 3
24 49.9R R11,R34 R1210 2
25 0R R12,R36 R0603 2
26 100R R15,R33 R0603 2
27 49.9 R16,R23 R1210 2
28 BUF634AIDR U5 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 1
29 OPA1604AIDR U4,U7 SOIC-14_L8.7-W3.9-P1.27-LS6.0-BL 2
30 OPA1602AIDR U8 SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL 1
31 OPA1612AID U9 SOIC-8_L4.9-W3.9-P1.27-LS6.2-BL 1
32 0.1u C14 RAD-0.2 1
33 220u C21 CAP-D8.0×H10.5 1
34 X9555WV-2X13-PTV01 CN2,CN3 IDC-TH_X9555WV-2X13-PTV01 2
35 PTVS5V0P1UTP,115 D3 SOD-128_L3.7-W2.5-LS4.7-RD 1
36 1812L200/12DR F1 R1812 1
37 68k R17,R18 R0603 2
38 8k R24 R0603 1
39 3k R25 R0603 1
40 ICL8038N U6 DIP-14_L19.0-W7.0-P2.54-LS7.6-BL 1

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