

ModPrincipal
- Size
- 100 × 70 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 118
- Nets
- 90
- Pads
- 350
- Tracks, vias
- 764, 27
- Pours
- 13
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 21 May 2020
- Updated
- 28 Oct 2020
Overview
ModPrincipal is an open-source printed circuit board by Gonzalogontad, from the Gonzalogontad/ProyectoFinalCESEGG repository on GitHub. It is a 2-layer board of 100 × 70 mm with 118 parts on 90 nets, routed with 764 tracks and 27 vias.
It is built around the LM324, AMS1117-3.3 and AMS1117-5.0, with the L7812, 1N4148W and MB6S among its other parts. Its parts include 46 resistors, 27 capacitors, 12 ICs, 11 diodes and 5 connectors.
Main components
6LM324
SOP-14-1.5V~10V 0℃~+70℃ 24V 250nA 3V~20V 4 40mA 50nA 700uA 7mV 80dB SOP-14 Operational Amplifier ROHSHXY MOSFETOperational AmplifierAMS1117-3.3
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) RegulatorsAMS1117-5.0
SOT-223-40℃~+125℃ 1 1.3V 15V 1A 5V 60dB Fixed Positive Short Circuit Protection、Thermal shutdown SOT-223 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSAdvanced Monolithic SystemsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsL7812
TO-220ST0℃~+125℃@(Tj) 1 1.2A 12V 2V@(1A) 30V 71dB@(120Hz) 76uV Fixed Positive Short Circuit Protection TO-220ST Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSOSENVoltage Regulators - Linear, Low Drop Out (LDO) Regulators1N4148W
SOD-123150mA 1A 1V@50mA 1uA@75V 400mW 4ns 75V Independent SOD-123 Switching Diodes ROHSSTMicroelectronicsSwitching DiodesMB6S
MBS-55℃~+150℃ 1.1V@400mA 1A 35A 5uA@600V 600V Single-Phase Rectifier MBS Bridge Rectifiers ROHSMDDBridge Rectifiers
Parts
118| Qty | Value | Footprint | References |
|---|---|---|---|
| 11 | 1nF | Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C201, C203, C204, C205, C206, C301, C303, C305, C701, C702, C703 |
| 10 | 100nF | Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder | C202, C302, C304, C401, C402, C403, C404, C505, C801, C802 |
| 10 | TestPoint | TestPoint:TestPoint_Pad_D1.5mm | TP201, TP202, TP301, TP401, TP402, TP501, TP502, TP503, TP801, TP802 |
| 9 | 10k | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R205, R206, R207, R208, R401, R701, R709, R710, R711 |
| 8 | R | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R801, R802, R803, R804, R805, R806, R807, R808 |
| 6 | 1N4148W | Diode_SMD:D_MiniMELF | D703, D704, D705, D706, D707, D708 |
| 6 | 22k | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R203, R204, R301, R302, R303, R304 |
| 5 | 10uF | Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder | C501, C502, C504, C506, C507 |
| 4 | 1k | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R403, R404, R406, R407 |
| 4 | MountingHole | MountingHole:MountingHole_3.2mm_M3 | H101, H102, H103, H104 |
| 3 | 1 | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R501, R502, R503 |
| 3 | 1M | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R712, R713, R714 |
| 3 | 330 | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R703, R704, R705 |
| 3 | 470 | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R715, R716, R717 |
| 3 | PC817 | Package_SO:SO-4_7.6x3.6mm_P2.54mm | U701, U702, U703 |
| 2 | 1N4007 | Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal | D701, D702 |
| 2 | 1N5242 | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D201, D202 |
| 2 | 2N7002 | Package_TO_SOT_SMD:SOT-23 | Q401, Q701 |
| 2 | 330 k | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R402, R702 |
| 2 | 4.7k | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R305, R306 |
| 2 | 5k6 | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R201, R202 |
| 2 | 6N137 | Package_DIP:DIP-8_W7.62mm | U401, U402 |
| 2 | LM324 | Package_SO:SOIC-14_3.9x8.7mm_P1.27mm | U201, U301 |
| 1 | 0 | Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder | R405 |
| 1 | 470uF | Capacitor_THT:CP_Radial_D8.0mm_P3.50mm | C503 |
| 1 | AMS1117-3.3 | Package_TO_SOT_SMD:SOT-223-3_TabPin2 | U502 |
| 1 | AMS1117-5.0 | Package_TO_SOT_SMD:SOT-223-3_TabPin2 | U501 |
| 1 | BP2 | BluePill:BLUEPILL2 | U801 |
| 1 | Conn_01x02 | Conectores:TerminalBlock_bornier-2_P5.00mm | J503 |
| 1 | Conn_01x03 | Conectores:TerminalBlock_bornier-3_P5.00mm | J501 |
| 1 | Conn_02x05_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x05_P2.54mm_Vertical | J401 |
| 1 | Conn_02x05_Odd_Even | Connector:PinSocket_2x03_Doble_Paso_P2.54mm_Horizontal | J602 |
| 1 | Conn_02x10_Odd_Even | Connector_PinSocket_2.54mm:PinSocket_2x10_P2.54mm_Horizontal | J601 |
| 1 | L7812 | Package_TO_SOT_THT:TO-220-3_Vertical | U503 |
| 1 | MB6S | Package_SO:SO-4_4.4x4.3mm_P2.54mm | D501 |
| 1 | MCP4725xxx-xCH | Package_TO_SOT_SMD:SOT-23-6 | U302 |
| 1 | RT44xxxx | Relay_THT:Relay_DPST_Schrack-RT2-FormA_RM5mm | K701 |
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Questions
How big is the ModPrincipal PCB?
It measures 100 × 70 mm and has 2 copper layers, 1.6 mm thick.
What parts does the ModPrincipal use?
118 parts, built around the LM324, AMS1117-3.3, AMS1117-5.0 and L7812. 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 ModPrincipal KiCad files?
From the Gonzalogontad/ProyectoFinalCESEGG repository on GitHub, at the commit this page was made from: the board is Hard/ModPrincipal/ModPrincipal.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the ModPrincipal design in my own project?
Its repository states no licence, so its author keeps all rights: ask Gonzalogontad before reusing the design.