Loading design…
phancak
A powerful LoRa expansion board based on the STM32WL55CCU6 MCU, designed to provide long-range wireless communication for embedded systems. Supporting I2C, UART, and SPI interfaces, this board can easily integrate with other MCUs in larger projects. Ideal for IoT applications requiring low-power, long-range data transmission.
| Reference | Value | Description |
|---|---|---|
| IC2 | RF_Switch_PE42440MLBB-Z | IC RF SWITCH SP4T 50 OHM 16QFN |
| Q2 | MOSFET_SI2333DDS-T1-BE3 | |
| U1 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| U3 | SN74LVC1G07DBVR | Single Buffer Gate, Open Drain, Low-Voltage CMOS |
| U4 | STM32WL55CCU6 | STMicroelectronics Arm Cortex-M4 MCU, 256KB flash, 64KB RAM, 48 MHz, 1.8-3.6V, 29 GPIO, UFQFPN48 |
| U6 | FT230XS |
| Full Speed USB to Basic UART, SSOP-16 |
| C1 | 1uF | Unpolarized capacitor |
|---|
| C2 | 1u | Unpolarized capacitor |
|---|
| C3,C9,C23,C45 | 4u7 | Unpolarized capacitor |
|---|
| C4 | 47n_Murata_GCM155R71E473KA55 | Unpolarized capacitor |
|---|
| C5 | 2p7_GJM1555C1H120FB01 | Unpolarized capacitor |
|---|
| C6 | 68p_Murata_GCM1555C1H680JA16 | Unpolarized capacitor |
|---|
| C7,C14,C19,C24,C26,C27,C30,C34,C35,C39 | 100n | Unpolarized capacitor |
|---|
| C8 | 3p6_GJM1555C1H150FB01 | Unpolarized capacitor |
|---|
| C10 | 1p2_GJM1555C1H1R2WB01D | Unpolarized capacitor |
|---|
| C11,C12 | 33p_CC0402GRNPO9BN330 | Unpolarized capacitor |
|---|
| C13,C20 | 3p3_GJM1555C1H220FB01 | Unpolarized capacitor |
|---|
| C15,C78 | 1p2_GJM1555C1H180FB01 | Unpolarized capacitor |
|---|
| C16,C37,C57 | 33p_NMC0603NPO330J50TRPF | Unpolarized capacitor |
|---|
| C17,C29 | 10n | Unpolarized capacitor |
|---|
| C18,C79 | 18p_GJM1555C1H180FB01 | Unpolarized capacitor |
|---|
| C21 | 2p2_GJM1555C1H200GB01 | Unpolarized capacitor |
|---|
| C22 | 20p_GJM1555C1H200GB01 | Unpolarized capacitor |
|---|
| C25 | 100n_CC0402KRX7R7BB104 | Unpolarized capacitor |
|---|
| C28 | 47p_CC0402JRNPO9BN470 | Unpolarized capacitor |
|---|
| C31,C75,C77,C81 | 1n | Unpolarized capacitor |
|---|
| C32 | 470n | Unpolarized capacitor |
|---|
| C33 | 2u2 | Unpolarized capacitor |
|---|
| C38,C44 | 47p | Unpolarized capacitor |
|---|
| C40 | 33p_GRM1555C2A221GE01 | Unpolarized capacitor |
|---|
| C41 | 5p6_GJM1555C1H300FB01 | Unpolarized capacitor |
|---|
| C42 | 30p_GJM1555C1H300FB01 | Unpolarized capacitor |
|---|
| C43 | 68p_GRM1555C2A221GE01 | Unpolarized capacitor |
|---|
| C51 | 220p_GRM1555C2A221GE01 | Unpolarized capacitor |
|---|
| C70 | 3p3_GRM1885C1H3R3CA01D | Unpolarized capacitor |
|---|
| C71 | 220n | Unpolarized capacitor |
|---|
| C74,C76,C80 | 10p | Unpolarized capacitor |
|---|
| D1 | SMAJ6.0A | Zener diode |
|---|
| DI1,DI2 | Diode_PESD5V0U2BT-Q | Diodes Inc BZX84C6V2-7-F Zener Diode, 6.2V 7% 350 mW SMT 3-Pin SOT-23 |
|---|
| FB2 | BLM21AG121BH1D | Ferrite bead |
|---|
| FB3 | Part # MI0805K601R-10 | Ferrite bead |
|---|
| FB5 | Murata_BLM21AG102SZ1D | Ferrite bead |
|---|
| FPC1 | FPC_10051922-1010ELF |
|---|
| J1 | I/O_HDR | Generic connector, double row, 02x03, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J2 | UART1_HDR | Generic connector, double row, 02x03, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J3 | SWDB | Generic connector, double row, 02x04, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J4 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
|---|
| J6 | BOOT0_Jumper | Generic connector, single row, 01x03, script generated |
|---|
| J7 | I2C2_Headers | Generic connector, double row, 02x03, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J8 | PWR_SRC_JMP | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J9 | I2C1_Headers | Generic connector, double row, 02x03, odd/even pin numbering scheme (row 1 odd numbers, row 2 even numbers), script generated (kicad-library-utils/schlib/autogen/connector/) |
|---|
| J10 | SMA PCB END LAUNCH JACK ROUND PO | WR-SMA Connector, PCB THT Jack, DC~6GHz, 50Ohm |
|---|
| JST1 | JST_S3B-XH-2.54 | Wire To Board / Wire To Wire Connector Through Hole,P=2.5mm RoHS |
|---|
| L1 | 11n_LQW18ANR12G00 | Inductor |
|---|
| L3 | 15u_MLZ2012M150W_TDK | Inductor |
|---|
| L4,L8 | 6n8_LQW18AN6N8C00 | Inductor |
|---|
| L11 | 160n_LQW18ANR16G00 | Inductor |
|---|
| L12 | 33n_LQW15AN33NG00 | Inductor |
|---|
| L13 | 47n_LQW15AN47NJ00 | Inductor |
|---|
| L19 | 8n7_LQW18AN47NG0Z | Inductor |
|---|
| L20 | 3n6_LQW18AN12NG0Z | Inductor |
|---|
| L21 | 12n_LQW18AN12NG0Z | Inductor |
|---|
| L22 | 8n7_LQW18AN51NG0Z | Inductor |
|---|
| L23 | 51n_LQW18AN51NG0Z | Inductor |
|---|
| LDO2 | LDO_LDLN050PU33R | LDO Voltage Regulators Linear Voltage Regulators & Vref |
|---|
| OS3 | Oscillator_ECS-327MVATX-3-CN-TR | Crystals 32.768kHz 1.6-3.6V ESR -40C +85C |
|---|
| OS4 | Oscillator_ATX-11-F-32.000MHZ-F05-T | TCXO Oscillators 32.000 MHz MultiVolt TCXO Clipped Sine Wave 1.7 - 3.465V +/-500ppb -40 - +85C 3.2 x 2.5mm 4-SMD |
|---|
| R1,R2,R8 | 100R | Resistor |
|---|
| R4 | 10R | Resistor |
|---|
| R5,R6 | 5k1 | Resistor |
|---|
| R7 | 100k | Resistor |
|---|
| R9,R16 | 27 | Resistor |
|---|
| R12 | 1k | Resistor |
|---|
| R13 | 220R | Resistor |
|---|
| R14 | 33R | Resistor |
|---|
| R18,R20-R22 | 10k | Resistor |
|---|
| SHLD1 | RFShield_OnePiece | One-piece EMI RF shielding cabinet |
|---|
| SW2,SW3 | Switch_NX3L1T3157GMZ | Analog Switch ICs LV .5 LOW-OHM 1P-1T |
|---|
| VS1 | VS_STM1818TWX7F | STM1813LWX7F, Reset Monitor 3 V, 3.3 V, 5 V Active Low, Open Drain, reset 3-Pin SOT-23 |
|---|
| Z3 | Diode_BZX84C6V2-7-F | Diodes Inc BZX84C6V2-7-F Zener Diode, 6.2V 7% 350 mW SMT 3-Pin SOT-23 |
|---|