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STD Subwoofer Active Filter
License: Public Domain
Mode: Editors' pick
- 0
Update time：
2019-11-24 17:42:01
Creation time：
2019-07-31 11:32:52
Description
-24dB 90Hz Active Filter
Design Drawing
schematic diagram
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 1N4148W | D1,D2 | SOD-123_L2.8-W1.8-LS3.7-FD | 2 |
| 2 | SOT | R4,R5,R6,R10,R23,R50 | RS_0603 | 6 |
| 3 | 31k6 | R9,R12,R14,R16 | RS_0603 | 4 |
| 4 | 10R | R35,R37,R34,R36,R39,R38,R44 | RS_0603 | 7 |
| 5 | 10k | R8,R24,R20,R11,R28,R21,R13,R29,R22,R15,R30,R25,R31,R1,R40,R49,R45,R55 | RS_0603 | 18 |
| 6 | 19705-4301 | HW8,HW11,HW7,HW12,HW9,HW10,HW1,HW2,HW3,HW5,HW4,HW6,HW13,HW14,HW15,HW16 | 6_35_0_81MM | 16 |
| 7 | 1k | R32,R2 | RS_0603 | 2 |
| 8 | 1M | R27,R7,R46 | RS_0603 | 3 |
| 9 | 1k2 | R17 | RS_0603 | 1 |
| 10 | 47k | R19,R43,R42 | RS_0603 | 3 |
| 11 | 220R | R3,R33 | RES-ADJ_3296W | 2 |
| 12 | 100nF/63VAC 1% PP Capacitor | C2,C3,C4,C5,C8,C9,C10,C11 | VISHAY MKP 1837 SERIES -410 | 8 |
| 13 | 2k2 | R18 | RES-ADJ_3296Y | 1 |
| 14 | 100n | C14,C17,C16,C13,C15,C18,C19,C23,C22,C21,C20 | CS_0603 | 11 |
| 15 | 1u | C12,C1 | CS_0603 | 2 |
| 16 | 10uF/220VAC 5% PP Capacitor | C6,C7 | KEMET R75 SERIES METALLISED PP | 2 |
| 17 | NNF | R26 | RES-ADJ_3296Y | 1 |
| 18 | Test Point 2mm | TP1,TP2,TP3,TP5,TP4,TP6,TP7 | TEST POINT 2MM | 7 |
| 19 | LM393ADT | U1 | SOIC-8_150MIL | 1 |
| 20 | LM833M | U3,U2 | SOIC | 2 |
| 21 | MMSZ5245BT1G | D4,D5,D6 | SOD-123 | 3 |
| 22 | BSS138 | Q1,Q5,Q4,Q6 | SOT-23-3 | 4 |
| 23 | HF140FF/012-2ZTF | RL1 | HF40FF SERIES RELAY 2 FORM C | 1 |
| 24 | STTH2R02U | D3 | DO-214AA (SMB) | 1 |
| 25 | 23k2 | R47 | RS_0603 | 1 |
| 26 | 120k | R48 | RS_0603 | 1 |
| 27 | 887k | R51 | RS_0603 | 1 |
| 28 | AOT | R41,R52 | RS_0603 | 2 |
| 29 | LTC6994IS6-1#TRMPBF | U4 | TSOT-23-6 | 1 |
| 30 | 18-1657 Vero Pin | P1,P3,P5 | 18-1657 1MM VERO PIN | 3 |
| 31 | BSS84LT1G | Q2,Q3 | SOT-23 | 2 |
| 32 | 51k | R54 | RS_0603 | 1 |
| 33 | L-7113SRC-J4 | LED2 | 5MM (T1-3/4) LED | 1 |
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