SSI2164 LPF plug in board
JordanAceto·VCF_plug_in_boards·2164_4_pole_LPF_plug_in_board/kicad_docs/four_pole_lpf.kicad_pcb
About the SSI2164 LPF plug in board
SSI2164 LPF plug in board is an open source PCB design by JordanAceto, published on GitHub under the CC-BY-4.0 license. It is a board measuring 58.4 × 50.8 mm, with 70 components from 48 distinct parts.
Other key parts include the LM13700, TL072, SSI2162 and SSI2164. By type, the board carries 28 resistors, 26 capacitors, 6 ICs, 4 connectors and 3 diodes.
It belongs with the audio designs in this gallery.
From the project
Various small synthesizer Voltage Controlled Filter pcbs
Small SSI2164 based low pass filter PCB, designed to plug into a larger motherboard.
This pcb uses the 4-pole band-pass feedback as a means of Q-compensation as outlined in application note AN701.
Voltage controlled feedback is provided, consistent with the other filter plug-in boards.
Construction documents for the low cost pcb assembly service from JLCPCB are included. A few parts are not included in the assembly documents, such as the through hole components, the SSI2164 chips, and also the 220pf timing capacitors for the filter stages. These are left to the builder to install. These…

Main components on the SSI2164 LPF plug in board
SSI2164 LPF plug in board bill of materials (BOM)
70 components, 48 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM13700 SSI2164 | SOIC-16_3.9x9.9mm_P1.27mm | U1 |
| 2 | TL072 | SOIC-8_3.9x4.9mm_P1.27mm | U2, U3 |
| 1 | SSI2162 TL072 | SOIC-8_3.9x4.9mm_P1.27mm | U4 |
| 1 | SSI2164 | SOIC-16_3.9x9.9mm_P1.27mm | U5 |
| 1 | TL072 | SOIC-8_3.9x4.9mm_P1.27mm | U6 |
| 1 | signal_in | PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | CV_in | PinHeader_1x04_P2.54mm_Vertical | J2 |
| 1 | signal_out | PinHeader_1x04_P2.54mm_Vertical | J3 |
| 1 | feedback_CV_and_power | PinHeader_1x08_P2.54mm_Vertical | J4 |
| 3 | 50k | Potentiometer_Bourns_3296W_Vertical | RV1, RV2, RV3 |
| 2 | 1N4148W | D_SOD-123 | D1, D2 |
| 1 | 1N4148W BAT48 | D_SOD-123 | D3 |
| 1 | 4n7 | C_0603_1608Metric | C1 |
| 2 | 220pF | C_0805_2012Metric | C2, C6 |
| 1 | 470N 1n5 | C_0603_1608Metric | C3 |
| 1 | 100P 220pF | C_0805_2012Metric | C4 |
| 2 | 1n5 | C_0603_1608Metric | C5, C7 |
| 1 | 4N7 220pF | C_0805_2012Metric | C8 |
| 1 | 10U opt | C_0805_2012Metric | C9 |
| 1 | 10U 1n2 | C_0603_1608Metric | C10 |
Show 28 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 100N 3n3 | C_0603_1608Metric | C11 |
| 1 | 100N 1n2 | C_0603_1608Metric | C12 |
| 1 | 100N opt | C_0805_2012Metric | C13 |
| 1 | 100N 100pF | C_0603_1608Metric | C14 |
| 2 | 100N 10uF | C_0805_2012Metric | C15, C16 |
| 2 | 100N 100nF | C_0603_1608Metric | C17, C18 |
| 8 | 100nF | C_0603_1608Metric | C19, C20, C21, C22, C23, C24, C25, C26 |
| 6 | 10K 15k | R_0603_1608Metric | R1, R5, R7, R8, R11, R13 |
| 1 | 220 3k3 | R_0603_1608Metric | R2 |
| 1 | 10K 47R | R_0603_1608Metric | R3 |
| 1 | 220 15k | R_0603_1608Metric | R4 |
| 1 | 10K 180 | R_0603_1608Metric | R6 |
| 2 | 220 180 | R_0603_1608Metric | R9, R12 |
| 1 | 1K8 15k | R_0603_1608Metric | R10 |
| 2 | 10K 10k | R_0603_1608Metric | R14, R24 |
| 1 | 150K 270k | R_0603_1608Metric | R15 |
| 1 | 15K 220 | R_0603_1608Metric | R16 |
| 1 | 4K7 4k7 | R_0603_1608Metric | R17 |
| 1 | 270 82R | R_0603_1608Metric | R18 |
| 1 | 15K 10k | R_0603_1608Metric | R19 |
| 1 | 270K 51k | R_0603_1608Metric | R20 |
| 1 | 270 10k | R_0603_1608Metric | R21 |
| 1 | 51K 10k | R_0603_1608Metric | R22 |
| 1 | 4K7 10k | R_0603_1608Metric | R23 |
| 1 | 150K 10k | R_0603_1608Metric | R25 |
| 1 | 1K8 100k | R_0603_1608Metric | R26 |
| 1 | 470K 680k | R_0603_1608Metric | R27 |
| 1 | 4K7 150k | R_0603_1608Metric | R28 |
SSI2164 LPF plug in board design files
The KiCad project lives in the JordanAceto/VCF_plug_in_boards repository on GitHub; these links point at the commit this page was built from.
SSI2164 LPF plug in board: common questions
How big is the SSI2164 LPF plug in board?
The SSI2164 LPF plug in board measures 58.4 × 50.8 mm and is 1.6 mm thick.
How many components are on the SSI2164 LPF plug in board?
70 components, from 48 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the SSI2164 LPF plug in board design files?
From the JordanAceto/VCF_plug_in_boards repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the SSI2164 LPF plug in board design in my own project?
Yes, under the terms of its CC-BY-4.0 license, which JordanAceto chose for the repository.
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