SkyCell
knivier
The telecommunications solution on a balloon...for broke people alike.
Components (87)
| Reference | Value | Description |
|---|---|---|
| IC1 | A3909 | |
| Q1,Q3-Q6,Q8,Q9 | IRLML6402 | -3.7A Id, -20V Vds, 65mOhm Rds, P-Channel HEXFET Power MOSFET, SOT-23 |
| Q2 | DMG2301L | -3A Id, -20V Vds, P-Channel MOSFET, SOT-23 |
| Q7 | BSS138 | 50V Vds, 0.22A Id, N-Channel MOSFET, SOT-23 |
| U1 | MMCU | |
| U3 | NMCU | SAM D21 Microchip SMART ARM-based Flash MCU, 48Mhz, 64K Flash w/ 2K RWW, 8K SRAM, TQFP-64 |
| U4 | TMCU | SAM D21 Microchip SMART ARM-based Flash MCU, 48Mhz, 64K Flash w/ 2K RWW, 8K SRAM, TQFP-64 |
| U5 | LPS22HB | MEMS nano pressure sensor, 260-1260 hPa, absolute digital output baromeeter, 24 bit, SPI, I2C, 0.0075 hPa noise rms, ST_HLGA-10L |
| U6 | GPS | L96 is a concurrent multi-GNSS receiver module with embedded chip antenna. With 33 tracking channels, 99 acquisition channels and 210 PRN channels, L96 supports concurrent reception of up to three GNSS systems _GPS+GLONASS+Galileo_ |
| U7 | SX1276 | 137 MHz to 1020 MHz Low Power Long Range Transceiver, spreading factor from 6 to 12, LoRA, QFN-28 |
| U8 | NAND | 128Mbit / 16MiB Serial Flash Memory, Standard/Dual/Quad SPI, 2.7-3.6V, SOIC-8 |
| U9 | TPS82130 | 17V Input 3A Step-Down Converter MicroSiP Module with Integrated Inductor, μSiL-8 |
| U10 | LSM6DS3 | I2C/SPI, iNEMO inertial module: always-on 3D accelerometer and 3D gyroscope |
| U11 | BGM220SC12WGA2R | |
| U12 | PE4259 | SPDT High Power UltraCMOS 10 MHz-3.0 GHz RF Switch |
| U13 | LTC4412xS6 | Low Loss PowerPath Controller, TSOT-23-6 |
| U14 | TPS61092 | 2A Step-Up DC-DC Converter for Batteries, Isw up to 2500mA, 5V Output Voltage, QFN-16 |
| U15 | AP2112K-3.3 | 600mA low dropout linear regulator, with enable pin, 3.8V-6V input voltage range, 3.3V fixed positive output, SOT-23-5 |
| 1x3servo1 | Conn_01x03 | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| BZ1 | Buzzer | Buzzer, polarized |
| C1,C2,C23 | 100 nF | Unpolarized capacitor |
| C3 | 100 nF | Unpolarized capacitor |
| C4,C12 | 1.2 pF | Unpolarized capacitor,Unpolarized capacitor, small symbol |
| C5,C6 | 12 pF | Unpolarized capacitor, small symbol |
| C7,C9,C13,C59 | 2.2 pF | Unpolarized capacitor, small symbol |
| C8 | 1.5 pF | Unpolarized capacitor, small symbol |
| C10,C17 | 12pF | Unpolarized capacitor |
| C11,C41 | 2.7 pF | Unpolarized capacitor, small symbol |
| C15,C19,C20,C25,C44,C45,C50-C58,C61,C62,C68-C71,C73-C79 | 100nF | Unpolarized capacitor |
| C16 | 4n7 | Unpolarized capacitor |
| C18,C67 | 4.7uF | Unpolarized capacitor |
| C21,C22 | 1nF | Unpolarized capacitor, small symbol |
| C24,C26 | 10nF | Unpolarized capacitor |
| C27 | 100n | Unpolarized capacitor |
| C28,C32 | 10uF | Unpolarized capacitor |
| C29 | 10u | Unpolarized capacitor |
| C30 | 2u2 | Unpolarized capacitor |
| C31 | 100u | Polarized capacitor, US symbol |
| C33 | 3.3 nF | Unpolarized capacitor |
| C34 | 22uF | Unpolarized capacitor |
| C35,C63,C72 | 1uF | Unpolarized capacitor |
| C36 | 1u | Unpolarized capacitor |
| C42,C60 | 1.8 pF | Unpolarized capacitor, small symbol |
| C43 | 1.0 pF | Unpolarized capacitor, small symbol |
| C64-C66 | 0.1uF | Unpolarized capacitor |
| D1 | D_Schottky | Schottky diode |
| D2 | PESD5V‑S5ULC | Diode |
| D3,D4,D7,D21,D22 | LED | Light emitting diode |
| D8 | PRTR5V0U2X | Ultra low capacitance double rail-to-rail ESD protection diode, SOT-143 |
| D15-D17 | SMLVN6RGB | High Brightness Tri-Color LED, RGB, 3.5x2.8mm |
| D19,D20,D23,D26 | PMEG6020ER | 60V, 2A low Vf MEGA Schottky barrier rectifier, SOD-123W |
| F1,F2 | Polyfuse | Resettable fuse, polymeric positive temperature coefficient |
| J1 | Micro_SD_Card_Det1 | Micro SD Card Socket with one card detection pin |
| J2,J7,J8 | Conn_02x03_Counter_Clockwise | Generic connector, double row, 02x03, counter clockwise pin numbering scheme (similar to DIP package numbering), script generated (kicad-library-utils/schlib/autogen/connector/) |
| J3,J25 | Conn_Coaxial | coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J4 | H9161TR-ND | small coaxial connector (BNC, SMA, SMB, SMC, Cinch/RCA, LEMO, ...) |
| J5 | Screw_Term | Generic screw terminal, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J6,J9,J13,J14 | 1x3 servo | Generic connector, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J10 | Conn_01x02_Pin | Generic connector, single row, 01x02, script generated |
| J11 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
| J12 | Conn_01x04 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J15,J16 | arming terminal | Generic screw terminal, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J19,J20 | Screw_Terminal_01x02 | Generic screw terminal, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
| L1 | 47 nH | Inductor with ferrite core, small symbol |
| L2 | SLF7055T-6R8N2R8-3PF | |
| L3 | 3.9 nH | Inductor |
| L4 | 8.2 nH | Inductor, small symbol |
| L5,L8 | 6.8 nH | Inductor, small symbol |
| L6,L9 | 10 nH | Inductor, small symbol |
| R1,R2 | 10 kΩ | Resistor |
| R3-R5,R19,R23-R25,R27,R37-R39,R52,R53,R56,R78,R80 | 10k | Resistor |
| R6,R7 | 4.7k | Resistor |
| R11,R12,R54,R55 | 10kΩ | Resistor |
| R13,R58,R59 | 1k | Resistor |
| R20,R21 | 5k1 | Resistor |
| R22,R47 | 330 | Resistor |
| R26,R29,R30 | R | Resistor |
| R40,R41,R43,R45,R62,R68-R71 | 100k | Resistor |
| R42 | 430k | Resistor |
| R44 | 350k | Resistor |
| R46,R63-R67,R79,R81 | 100 | Resistor |
| R72 | 2k2 | Resistor |
| R87-R95 | 220 | Resistor |
| SW1,SW2 | SW_SP3T | Switch, three position, single pole triple throw, 3 position switch, SP3T |
| TP12,TP13 | TestPoint | test point |
| Y1 | Crystal | Two pin crystal |
| Y4 | 32MHz | Four pin crystal, GND on pins 2 and 4 |