
Hushlog
rudy1904/hushlog
-channel, 24-bit data logger for small, slow signals: thermocouples, strain gauges, photodiodes and RTDs.

Amplifier and ADC circuit for NILE
Nile amp is an open-source printed circuit board by cpspacesystems, from the cpspacesystems/nile-board-amp repository on GitHub. It is a 2-layer board of 37 × 50 mm with 63 parts on 45 nets, routed with 256 tracks and 103 vias.
It is built around the ADS1220IPW, 79L09U and JTD6206-25, with the MG78L05AT3, M2.5 and RJ45 among its other parts. Its parts include 27 capacitors, 10 resistors, 7 ICs, 4 connectors and 2 inductors. It belongs with the audio and music boards of this library.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 11 | 100nF | Capacitor_SMD:C_0402_1005Metric | C12, C22, C25, C26, C27, C28, C29, C32, C33, C36, C39 |
| 5 | 10nF 1% | Capacitor_SMD:C_0603_1608Metric | C24, C30, C31, C34, C35 |
| 5 | PWR CHK | Capacitor_SMD:C_0201_0603Metric | JP1, JP3, JP4, JP5, JP7 |
| 4 | 1k ± 0.02 % | Resistor_SMD:R_0603_1608Metric | R9, R10, R11, R12 |
| 4 | 1uF | Capacitor_SMD:C_0402_1005Metric | C10, C11, C14, C15 |
| 4 | M2.5 | MountingHole:MountingHole_2.5mm_Pad_TopBottom | H1, H2, H3, H4 |
| 3 | 2601-1102 | Wago 2601 1102:26011102 | J1, J2, J3 |
| 3 | 330nF | Capacitor_SMD:C_0603_1608Metric | C13, C21, C38 |
| 2 | 100pF 1% | Capacitor_SMD:C_0201_0603Metric | C1, C2 |
| 2 | 100uF | Capacitor_THT:CP_Radial_D5.0mm_P2.00mm | C23, C37 |
| 2 | 10k | Resistor_SMD:R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R8, R17 |
| 2 | 39uH | project_lcsc_parts:CMLF0504-390KTT | L3, L4 |
| 2 | 47 Ohm | Resistor_SMD:R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R16, R18 |
| 2 | NetTie_2 | NetTie:NetTie-2_SMD_Pad0.5mm | NT1, NT2 |
| 1 | 12 Ohm ± 0.01 % | Resistor_SMD:R_0805_2012Metric | R1 |
| 1 | 280 Ohm | Resistor_SMD:R_0402_1005Metric_Pad0.72x0.64mm_HandSolder | R5 |
| 1 | 79L09U | Package_TO_SOT_SMD:SOT-89-3 | U6 |
| 1 | ADS1220IPW | ADS1220:PW16 | U7 |
| 1 | DS8572 | Package_TO_SOT_SMD:SOT-23-5 | U2 |
| 1 | JTD6206-25 | Package_TO_SOT_SMD:SOT-23 | U3 |
| 1 | L78L09_SOT89 | Package_TO_SOT_SMD:SOT-89-3 | U5 |
| 1 | LED | LED_SMD:LED_0603_1608Metric_Pad1.05x0.95mm_HandSolder | D2 |
| 1 | MG78L05AT3 | Package_TO_SOT_SMD:SOT-23-3 | U4 |
| 1 | RJ45 | project_lcsc_parts:RJ45-TH_RJ-804-1-6 Yellow | J0 |
| 1 | TestPoint_Square | TestPoint:TestPoint_Pad_2.5x2.5mm | TP1 |
| 1 | XINA851RGTR | INA851:VQFN16_RGT_TEX | U1 |
It measures 37 × 50 mm and has 2 copper layers, 1.6 mm thick.
63 parts, built around the ADS1220IPW, 79L09U, JTD6206-25 and MG78L05AT3. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the cpspacesystems/nile-board-amp repository on GitHub, at the commit this page was made from: the board is nile_amp.kicad_pcb and its schematic DVEC_RJ45.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask cpspacesystems before reusing the design.

rudy1904/hushlog
-channel, 24-bit data logger for small, slow signals: thermocouples, strain gauges, photodiodes and RTDs.

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