Analog Persistence
About the Analog Persistence PCB
Analog Persistence is an open source PCB design by davisjp1822, published on GitHub under the GPL-3.0 license. It is a 2-layer board measuring 88.4 × 50 mm, with 68 components from 19 distinct parts.
Other key parts include the MCP3424, ICL7660S A and AD8220. By type, the board carries 22 capacitors, 18 resistors, 14 diodes, 6 ICs, 4 jumpers and 2 connectors.
From the project
Educational board showing an industrial 4-20mA or 0-10V input using a MCP3424 A/D and AD8220 Diffamp
Purchase the complete board at the ThreeML website
Main components on the Analog Persistence
Analog Persistence bill of materials (BOM)
68 components, 19 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MCP3424 | SOIC-14_3.9x8.7mm_Pitch1.27mm | U101 |
| 1 | ICL7660S A | SOIC-8_3.9x4.9mm_Pitch1.27mm | U102 |
| 4 | AD8220 | MSOP-8_3x3mm_Pitch0.65mm | U103, U104, U105, U106 |
| 1 | CONN_01X04 | Pin_Header_Straight_1x04_Pitch2.54mm | J101 |
| 1 | CONN_01X08 | 1935226 | J102 |
| 4 | INPUT SELECT | GRPB031VWTC-RC_3pos_Header | JP101, JP102, JP103, JP104 |
| 1 | TEST -5V | Keystone_5000_Test_Point_Mini | TP_5V- |
| 1 | TEST VOUT1 | Keystone_5000_Test_Point_Mini | TP_CH1+ |
| 10 | D_Schottky_Small_ALT | D_SOD-323 | D101, D102, D103, D104, D105, D106, D111, D112 +2 |
| 4 | SMBJ20CA | DO-214AA_Hand_Soldering | D107, D108, D109, D110 |
| 7 | 10uF | C_0805 | C101, C102, C105, C107, C108, C109, C122 |
| 10 | 0.1uF | C_0805 | C103, C104, C110, C111, C112, C113, C114, C115 +2 |
| 1 | 10uF | CP_Tantalum_Case-A_EIA-3216-18_Reflow | C106 |
| 4 | 1nF HV | C_0805 | C118, C119, C120, C121 |
| 2 | 0 | R_0805 | R101, R102 |
| 4 | 1M | R_0805 | R103, R104, R105, R106 |
| 4 | 54.9 | R_0805 | R107, R108, R109, R110 |
| 4 | 221K | R_0805 | R111, R112, R113, R114 |
| 4 | 100 | R_0805 | R115, R116, R117, R118 |
Analog Persistence design files
The KiCad project lives in the davisjp1822/Analog_Persistence repository on GitHub; these links point at the commit this page was built from.
Analog Persistence: common questions
How big is the Analog Persistence PCB?
The Analog Persistence measures 88.4 × 50 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Analog Persistence?
68 components, from 19 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 Analog Persistence design files?
From the davisjp1822/Analog_Persistence repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Analog Persistence design in my own project?
Yes, under the terms of its GPL-3.0 license, which davisjp1822 chose for the repository.