RedPitaya_PID

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STD RedPitaya_PID

License: Public Domain

Mode:

Editors' pick

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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PCB

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BOM

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