

Heater
A modular data acquisition system.
- Size
- 90 × 88.4 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 85
- Nets
- 125
- Pads
- 308
- Tracks, vias
- 473, 60
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 7 (file 20221018)
- Created
- 5 May 2023
- Updated
- 19 Dec 2023
Overview
Heater is an open-source printed circuit board by zapta, from the zapta/daq repository on GitHub. It is a 2-layer board of 90 × 88.4 mm with 85 parts on 125 nets, routed with 473 tracks and 60 vias.
It is built around the ADS1115IDGS, ESD5344D-TP and ISO1541D, with the TPS7A2025PDBVR-TP and XC6206P332MR among its other parts. Its parts include 32 capacitors, 21 resistors, 11 ICs, 5 diodes and 3 connectors.
Main components
5ADS1115IDGS
MSOP10Ultra-Small, Low-Power, 4 Channels 16-Bit Analog-to-Digital Converter with Internal ReferenceTexas InstrumentsUncategorisedESD5344D-TP
DFN2510-100.8pF 100nA 16V 4A@8/20us 5V 6V 80W@8/20us IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 DFN2510-10 ESD and Surge Protection (TVS/ESD) ROHSTECH PUBLICESD And Surge Protection (TVS/ESD)ISO1541D
SOIC-8-40℃~+125℃ 2500 50kV/us Bidirectional Open-drain buffer output SOIC-8 I2C Isolators ROHSTexas InstrumentsI2C IsolatorsTPS7A2025PDBVR-TP
SOT-23-5-40℃~+85℃ 1 2.5V 230uV@(300mA) 2uA 300mA 5.5V 75dB@(1kHz) Fixed Over Current Protection、Thermal Shutdown Positive SOT-23-5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSTECH PUBLICUncategorisedXC6206P332MR
SOT-23-40℃~+85℃@(Ta) 1 1uA 200mA 3.3V 6V Fixed Over Current Protection Positive SOT-23-3L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSTorex SemiconductorVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
README
README.mdData Acquisition
| :warning: WARNING |
|---|
| This design is an unverified work in progress (as of May 2023). |
Parts
85| Qty | Value | Footprint | References |
|---|---|---|---|
| 20 | 100n | Capacitor_SMD:C_0402_1005Metric | C1, C3, C10, C12, C13, C14, C17, C18, C19, C20, C23, C24, C27, C28, C35, C37 +4 |
| 13 | TestPoint | common:Test_Pad | TP1, TP2, TP3, TP4, TP5, TP6, TP7, TP9, TP10, TP11, TP12, TP13, TP14 |
| 10 | 10u | Capacitor_SMD:C_0603_1608Metric | C2, C11, C15, C16, C21, C22, C25, C26, C29, C36 |
| 7 | 0R | Resistor_SMD:R_0402_1005Metric | R8, R11, R13, R14, R18, R19, R20 |
| 5 | 10K | Resistor_SMD:R_0402_1005Metric | R5, R6, R7, R9, R12 |
| 3 | 3K3 | Resistor_SMD:R_0402_1005Metric | R4, R23, R24 |
| 3 | GRN | LED_SMD:LED_0603_1608Metric | D1, D2, D3 |
| 2 | 1K8 | Resistor_SMD:R_0402_1005Metric | R21, R22 |
| 2 | 2u2 | Capacitor_SMD:C_0805_2012Metric | C5, C6 |
| 2 | Conn_01x02_Pin | heater:JST_VH_2_CHINESE | J1, J2 |
| 2 | ESD5344D-TP | common:Diodes_UDFN-10_1.0x2.5mm_P0.5mm | U11, U12 |
| 2 | LTC1966 | Package_SO:MSOP-8_3x3mm_P0.65mm | U3, U6 |
| 1 | 0R025 | Resistor_SMD:R_2512_6332Metric | R2 |
| 1 | 100k | Resistor_SMD:R_0402_1005Metric | R3 |
| 1 | 1K | Resistor_SMD:R_0402_1005Metric | R10 |
| 1 | 5K1 | Resistor_SMD:R_0402_1005Metric | R25 |
| 1 | ADS1115IDGS | Package_SO:VSSOP-10_3x3mm_P0.5mm | U8 |
| 1 | D050505T-1WR4 | common:D050505T-1WR4 | U2 |
| 1 | ISO1541 | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U9 |
| 1 | OPA810IDBVT | Package_TO_SOT_SMD:TSOT-23-5 | U1 |
| 1 | RED | LED_SMD:LED_0603_1608Metric | D5 |
| 1 | TPS72325DBVR | Package_TO_SOT_SMD:SOT-23-5 | U5 |
| 1 | TPS7A2025PDBVR | Package_TO_SOT_SMD:SOT-23-5 | U15 |
| 1 | XC6206P332MR | heater:SOT-23-3 | U13 |
| 1 | YEL | LED_SMD:LED_0603_1608Metric | D4 |
| 1 | pcie_98 | common:PCIE_98_CARD | J3 |
Questions
How big is the Heater PCB?
It measures 90 × 88.4 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Heater use?
85 parts, built around the ADS1115IDGS, ESD5344D-TP, ISO1541D and TPS7A2025PDBVR-TP. 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.
Where can I download the Heater KiCad files?
From the zapta/daq repository on GitHub, at the commit this page was made from: the board is heater/kicad/heater.kicad_pcb and its schematic adc/kicad/adc.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Heater design in my own project?
Its repository states no licence, so its author keeps all rights: ask zapta before reusing the design.
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