Loading design…
msharp176
Repository for the LoRa Water Quality Management System, Penn State Harrisburg Senior Electrical Engineering Capstone Design Course, Fall 2025
| Reference | Value | Description |
|---|---|---|
| U2 | TMUX1309 | TMUX 1309 4:1 2-channel, differential multiplexer |
| U3 | LSF0102 | LSF0102 2 Channel Auto-Bidirectional Multi-Voltage Level Translator for Open-Drain and Push-Pull Applications |
| U4 | Core1262 HF | Waveshare Core1262 HF LoRa Node |
| U5 | MX25L3233FM2I-08Q | 32MBit SPI Flash Memory |
| U6 | MCP3425Axx-xCH | Single Delta-Sigma 16bit Analog to Digital Converter, I2C Interface, SOT-23-6 |
| U7 | W25Q128JVSIQ TR |
| U8 | RP2350_60QFN |
|---|
| U9,U10 | TPS63000 | Buck-Boost Converter, 1.8-5.5V Input Voltage, 1.8A Switch Current, Adjustable 1.2-5.5V Output Voltage, VSON-10 |
|---|
| U11 | TL082 | Dual JFET-Input Operational Amplifiers, DIP-8/SOIC-8/SSOP-8 |
|---|
| U12 | LM2660MX |
|---|
| U13,U15,U16 | MCP4651T-503E_ST |
|---|
| U14 | TLV9144 | Quad Low-Voltage Rail-to-Rail Output Operational Amplifier, SOIC-14/SSOP-14 |
|---|
| A1 | RaspberryPi_Pico | Versatile and inexpensive microcontroller module powered by RP2040 dual-core Arm Cortex-M0+ processor up to 133 MHz, 264kB SRAM, 2MB QSPI flash; also supports Raspberry Pi Pico 2 |
|---|
| C1,C2 | 22uF | Unpolarized capacitor |
|---|
| C3 | 4p | Unpolarized capacitor |
|---|
| C4,C6 | 47uF | Unpolarized capacitor |
|---|
| C5 | 2.4p | Unpolarized capacitor |
|---|
| C7,C20,C21,C23,C24 | 4.7u | Unpolarized capacitor |
|---|
| C8-C12,C15,C17,C22,C25-C34,C39-C47 | 100n | Unpolarized capacitor |
|---|
| C14,C16 | C | Unpolarized capacitor |
|---|
| C18,C19 | 15p | Unpolarized capacitor |
|---|
| C35 | 2.2n | Unpolarized capacitor |
|---|
| C36 | 1u | Unpolarized capacitor |
|---|
| C37,C38,C48 | 100u | Polarized capacitor |
|---|
| D1-D3,D6,D8-D10 | T5V0S5A-7 | Zener diode |
|---|
| D4,D5 | B240AE-13 | 40V 2A Schottky Barrier Rectifier Diode, SMB |
|---|
| D7 | T3V3S5A-7 | Zener diode |
|---|
| D11,D12,D14,D15 | LED | Light emitting diode |
|---|
| D13 | ESDARF02-1BU2CK | Bidirectional transient-voltage-suppression diode |
|---|
| J1,J4,J5 | OQ0332510000G | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J2 | OQ0232510000G | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J3 | CONBNC002 |
|---|
| J6,J9 | Conn_01x02 | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J7 | USB_B | USB Type B connector |
|---|
| J8 | SMA-J-P-X-RA-TH1 |
|---|
| J10 | Conn_01x03 | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| L1 | L | Inductor |
|---|
| L2 | 3.3u | Inductor |
|---|
| L3,L4 | 2.2uH | Inductor |
|---|
| R1,R5,R7 | 100k | Resistor |
|---|
| R2 | 0R | Resistor |
|---|
| R3,R8 | 4.7k | Resistor |
|---|
| R4 | 560k | Resistor |
|---|
| R6 | 910k | Resistor |
|---|
| R9,R10,R13,R14,R21,R24 | 1k | Resistor |
|---|
| R11,R15,R16,R22,R30,R31,R33,R39-R44 | 10k | Resistor |
|---|
| R12 | 200k | Resistor |
|---|
| R17 | 75R | Resistor |
|---|
| R18-R20 | 165R | Resistor |
|---|
| R23 | 33R | Resistor |
|---|
| R25,R26 | 27R | Resistor |
|---|
| R27,R28,R45 | 100R | Resistor |
|---|
| R29 | 4.7M | Resistor |
|---|
| R32,R34 | 4.99k | Resistor |
|---|
| R35-R38 | 3.3M | Resistor |
|---|
| SW1 | Tactile Pushbutton |
|---|
| TP1-TP14 | TestPoint | test point |
|---|
| TP15-TP18 | TestPoint_Small | test point |
|---|
| Y1 | ABM8-272-T3 | Four pin crystal, GND on pins 2 and 4 |
|---|