

TEST 6
- Size
- 93.4 × 61.8 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 52
- Nets
- 56
- Pads
- 216
- Tracks, vias
- 623, 83
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 3 Aug 2026
- Updated
- 3 Aug 2026
Overview
TEST 6 is an open-source printed circuit board by Arjunprabhakaran, from the Arjunprabhakaran/IDAS repository on GitHub. It is a 2-layer board of 93.4 × 61.8 mm with 52 parts on 56 nets, routed with 623 tracks and 83 vias.
It is built around the ESP32-WROOM-32, MAX485ED and ADS1115IDGS, with the AMS1117-3.3 among its other parts. Its parts include 23 resistors, 7 capacitors, 7 connectors, 4 ICs and 1 diode. It belongs with the ESP32 boards of this library.
Main components
4ESP32-WROOM-32
SMD,18x25.5mm-40℃~+85℃ -98dBm 2.4GHz 2.7V~3.6V 20dBm Bluetooth4.2 ESP32-DOWDQ6 UART、SDIO、SPI、I2C、GPIO、PWM、ADC、DAC SMD,25.5x18mm WiFi Modules ROHSEspressif SystemsWiFi ModulesMAX485ED
SOP-8-40℃~+85℃ 1 1 1mA 32 4.75V~5.25V 5Mbps Half-Duplex Transceiver ±8kV SOP-8 RS-485 / RS-422 ICs ROHSHTCRS-485 / RS-422 ICsADS1115IDGS
MSOP10Ultra-Small, Low-Power, 4 Channels 16-Bit Analog-to-Digital Converter with Internal ReferenceTexas InstrumentsUncategorisedAMS1117-3.3
SOT-223-40℃~+125℃ 0.003%Vout 1 1.1V@(800mA) 15V 1A 3.3V 5mA 72dB@(120Hz) Fixed Over Current Protection、Short Circuit Protection、Thermal shutdown Positive SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSAdvanced Monolithic SystemsVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
Parts
52| Qty | Value | Footprint | References |
|---|---|---|---|
| 12 | 10K | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R22, R23, R24, R25, R26, R27, R28, R29, R30, R31, R32, R33 |
| 7 | 10K | Resistor_SMD:R_2010_5025Metric | R3, R8, R9, R10, R11, R18, R19 |
| 6 | Screw_Terminal_01x04 | TerminalBlock:TerminalBlock_MaiXu_MX126-5.0-04P_1x04_P5.00mm | J21, J22, J23, J24, J25, J26 |
| 3 | 0.1uf | Capacitor_SMD:C_1812_4532Metric | C6, C7, C8 |
| 2 | 100K | Resistor_SMD:R_2010_5025Metric | R20, R21 |
| 2 | 10uf | Capacitor_SMD:C_1812_4532Metric | C2, C4 |
| 2 | ADS1115IDGS | Package_SO:TSSOP-10_3x3mm_P0.5mm | U3, U7 |
| 2 | MAX485 | Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical | MAX485_LEFT1, MAX485_RIGHT1 |
| 1 | 1000uf | Capacitor_THT:CP_Radial_D10.0mm_P5.00mm | C3 |
| 1 | 100uf | Capacitor_THT:CP_Radial_D6.3mm_P2.50mm | C1 |
| 1 | 1K | Resistor_SMD:R_2010_5025Metric | R2 |
| 1 | 1N5822 | Diode_THT:D_DO-201AD_P15.24mm_Horizontal | D2 |
| 1 | 2K | Resistor_SMD:R_2010_5025Metric | R1 |
| 1 | 33uH | Inductor_SMD:L_10.4x10.4_H4.8 | L1 |
| 1 | AMS1117-3.3 | Package_TO_SOT_SMD:SOT-223-3_TabPin2 | U6 |
| 1 | Barrel_Jack | Connector_BarrelJack:BarrelJack_CUI_PJ-102AH_Horizontal | J9 |
| 1 | Conn_01x02 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | BOOT_RESET1 |
| 1 | Conn_01x04 | Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical | I2C_MODULE1 |
| 1 | Conn_01x06 | Connector_PinSocket_2.54mm:PinSocket_1x06_P2.54mm_Vertical | GSM_MODULE1 |
| 1 | ESP32-WROOM-32 | RF_Module:ESP32-WROOM-32 | U1 |
| 1 | Jumper_3_Open | Jumper:SolderJumper-3_P1.3mm_Bridged2Bar12_Pad1.0x1.5mm | JP1 |
| 1 | POWER IN | TerminalBlock:TerminalBlock_MaiXu_MX126-5.0-02P_1x02_P5.00mm | POWER_IN1 |
| 1 | PROGRAM PIN | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical | PROGRAM_PIN1 |
| 1 | ~ | Package_TO_SOT_SMD:TO-263-5_TabPin3 | LM2576_BUCK_CONVERTER1 |
Questions
How big is the TEST 6 PCB?
It measures 93.4 × 61.8 mm and has 2 copper layers, 1.6 mm thick.
What parts does the TEST 6 use?
52 parts, built around the ESP32-WROOM-32, MAX485ED, ADS1115IDGS and AMS1117-3.3. 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 TEST 6 KiCad files?
From the Arjunprabhakaran/IDAS repository on GitHub, at the commit this page was made from: the board is idas_pcb_version_6/TEST_6.kicad_pcb and its schematic idas_pcb_version_6/TEST_6.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the TEST 6 design in my own project?
Its repository states no licence, so its author keeps all rights: ask Arjunprabhakaran before reusing the design.
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