Audio Exciter without MCU

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STD Audio Exciter without MCU

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Update time： 2021-01-25 13:41:52

Creation time： 2020-07-20 21:44:22

Description

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Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	PJ-307G5	CN1	AUDIO-TH_PJ-307G5	1
2	500m	R2,R3,R4,R5,R19,R23	R_AXIAL-0.6	6
3	100n	C1,C2,C3,C4,C5,C6,C15,C16,C26,C27	RAD-0.2	10
4	220p	C7,C25	RAD-0.2	2
5	100p	C8,C12,C13,C14,C17,C20,C21,C22,C23,C24	RAD-0.2	10
6	22u	C18,C19	RAD-0.2	2
7	SK-12E12-G5	SW1	SW-TH_SK-12E12-G5	1
8	4 PIN TERMINAL BLOCK 5.08 MM	P1,P2,P3,P4	4 PIN TERMINAL BLOCK 5.08 MM	4
9	HDR-M-2.54_1x2	J1,J2	HDR-M-2.54_1X2	2
10	Screw Terminal	U7	SCREW TERMINAL BLOCK 5MM	1
11	BUF634_TO220	U1,U2,U3,U4,U10,U11	BUF634_220	6
12	500m	R12,R13,R20,R21	R_AXIAL-1.2	4
13	1k	R14	R_AXIAL-1.2	1
14	10	R15	R_AXIAL-1.2	1
15	LED-0603_G	LED1	LED0603_GREEN	1
16	R_3296W_US	RP1,RP2,RP3,RP4,RP5,RP6,RP7,RP8,RP9,RP10	RES-ADJ-TH_3296W	10
17	10k	R6,R7,R9,R10,R27,R28,R29,R30,R31,R32,R37,R38,R39,R40,R41,R42	R_AXIAL-0.4	16
18	1k	R8,R11,R17,R18,R1,R46,R47	R_AXIAL-0.4	7
19	2k	R16	R_AXIAL-0.4	1
20	4.7k	R22	R_AXIAL-0.4	1
21	100k	R24,R25,R34,R35,R44,R45	R_AXIAL-0.4	6
22	20k	R26,R43	R_AXIAL-0.4	2
23	150	R33,R36	R_AXIAL-0.4	2
24	10u Tantalum	C9	CAP-D3.0×F1.5	1
25	.1u ceramic	C10,C11	CAP-D3.0×F1.5	2
26	2SA1943	Q3,Q4,Q6	TO-3PL_L20.0-W5.0-P5.45-L	3
27	1N4148	D3,D4,D1,D2,D6,D5	DO-35_BD2.0-L4.0-P8.00-D0.5-FD	6
28	2SC5200	Q1,Q2,Q5	TO-3PL_L20.0-W5.0-P5.45-L	3
29	POT_PTD902	VR2,VR3	POT-PTD902	2
30	Bourns_PTD908	VR1	BOURNS_PTD908	1
31	TL074N	U8,U9,U5	DIL14	3