Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC
drmcnelson·Laboratory-Instrumentation-Amplifier-with-16bit-1MSPS-ADC·INA_KiCAD_Files_Rev0/Instrumentation_Input.kicad_pcb
About the Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC PCB
Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC is an open source PCB design by drmcnelson, published on GitHub under the CC-BY-NC-4.0 license. It is a 4-layer board measuring 60 × 40 mm, with 74 components from 33 distinct parts.
Other key parts include the MCP33131D-10-I/MS, LT1994IMS8-TRPBF, ADA4510-2ARZ, REF3440QDBVRQ1 and TPS72218DBV (R/T). By type, the board carries 34 capacitors, 23 resistors, 5 ICs, 3 connectors, 2 transistors and 2 jumpers.
It belongs with the test & measurement and audio designs in this gallery.
From the project
Laboratory Instrumentation Amplifier with bipolar inputs, 16bit 1MSPS ADC, SPI for Teensy, Arduino
Instrumentation amplifiers ("INAs") are important for making sensitive precise stable voltage measurements with very high input impedance and strong noise rejection. If you do research in the physical sciences or engineering or study electrical phenomena in biological systems, then you have probably used an INA. They are a cornerstone of traditional instruments such as electrometers, and EKG machines, and laboratory studies in chemical physics, semiconductors, advanced materials, organo- and bio- electronics.

Main components on the Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC
Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC bill of materials (BOM)
74 components, 33 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MCP33131D-10-I/MS MCP33131D-10-I_MS | MSOP-10_3x3mm_P0.5mm | IC1 |
| 1 | LT1994IMS8-TRPBF | SOIC8_LT1994IMS8-TRPBF_ADI | IC2 |
| 1 | ADA4510-2ARZ ADA4510-02 | SOIC-8_3.9x4.9mm_P1.27mm | U1 |
| 1 | REF3440QDBVRQ1 | SOT-23-6_TEX | U3 |
| 1 | TPS72218DBV (R/T) TPS72218 | SOT-23-5 | U4 |
| 1 | MMBT4401 | SOT-23_LTO | Q1 |
| 1 | MMBT4403 | SOT-23_LTO | Q2 |
| 1 | Conn_01x03_Male | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 1 | 0705430002 70543-0002 | MOLEX_70543-0002 | J2 |
| 1 | 929665-02-06-I Conn_02x06_Odd_Even | PinHeader_2x06_P2.54mm_Vertical | J4 |
| 2 | GRPB031VWVN-RC Conn_01x03_Male | PinHeader_1x03_P1.27mm_Vertical | JP1, JP2 |
| 1 | R | R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | Rg1 |
| 2 | MMBD1503A | SOT-23 | D1, D2 |
| 2 | 587-2886-1-ND 10uH | L_Taiyo-Yuden_NR-40xx | L1, L2 |
| 4 | 22uF | C_0805_2012Metric | C1, C2, C3, C4 |
| 2 | 10p | C_0402_1005Metric | C5, C6 |
| 1 | 0.22uF | C_0402_1005Metric | C7 |
| 12 | 0.1uF | C_0402_1005Metric | C8, C9, C11, C14, C18, C19, C22, C26 +4 |
| 9 | 10uF | C_0603_1608Metric | C10, C12, C13, C15, C20, C21, C25, C33 +1 |
| 2 | 3.3nF | C_0402_1005Metric | C16, C17 |
Show 13 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 100pF | C_0402_1005Metric | C23 |
| 3 | 1uF | C_0402_1005Metric | C24, C27, C28 |
| 2 | 10M | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1, R2 |
| 2 | 100k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R3, R4 |
| 2 | 100 | R_0603_1608Metric | R5, R6 |
| 2 | 10.0k | R_0402_1005Metric | R7, R8 |
| 2 | 2.00k | R_0402_1005Metric | R9, R10 |
| 4 | 1.00k | R_0402_1005Metric | R11, R12, R15, R16 |
| 3 | 49.9 | R_0402_1005Metric | R13, R14, R18 |
| 1 | 10k | R_0402_1005Metric | R17 |
| 1 | 30K | R_0402_1005Metric | R19 |
| 2 | 200 | R_0402_1005Metric | R20, R21 |
| 2 | 1k | R_0402_1005Metric | R22, R24 |
Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC design files
The KiCad project lives in the drmcnelson/Laboratory-Instrumentation-Amplifier-with-16bit-1MSPS-ADC repository on GitHub; these links point at the commit this page was built from.
Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC: common questions
How big is the Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC PCB?
The Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC measures 60 × 40 mm, has 4 copper layers and is 4.69 mm thick.
How many components are on the Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC?
74 components, from 33 distinct parts. The full bill of materials is listed on this page.
Where can I download the Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC design files?
From the drmcnelson/Laboratory-Instrumentation-Amplifier-with-16bit-1MSPS-ADC repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Laboratory-Instrumentation-Amplifier with-16bit-1MSPS-ADC design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
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