SmallKat-Motherboard
OperationSmallKat
Components (54)
| Reference | Value | Description |
|---|---|---|
| IC1,IC2 | LMR14010A | Switching Voltage Regulators Automotive qualified SIMPLE SWITCHER 4-V to 36-V, 1-A synchronous step-down converter 6-SOT-23 -40 to 150 |
| IC3 | TPS40192DRCT-TPS40192DRCT | 4.5V to 18V Input, 20A Synchronous Buck Controller with Power Good, 600kHz |
| IC4 | ESP32-S3-MINI-1-N8 | WiFi Development Tools - 802.11 [Engineering Samples] SMD Module, ESP32-S3FN8, 8 MB SPI Flash, PCB Antenna |
| Q2,Q3 | BUK9M17-30EX / BUK7M10-40E | |
| AC1 | BNO085 | IMU ACCEL/GYRO/MAG I2C 32BIT |
| C2,C5 | 2.2uF | |
| C3,C12,C14,C18,C22,C23 | 0.1uF | |
| C4,C6,C30,C32 | 10uF | |
| C15,C16 | 10pF | |
| C17 | 22uF | |
| C24 | 1000pF | |
| C25 | 100pF | |
| C26 | 10nF | |
| C27,C36 | 1uF | |
| C28 | 4.7uF | |
| C29 | 470nF | |
| C31,C34 | 47uF | |
| C33,C35 | 100uF | |
| D1-D3,D6,D9-D13 | LED | |
| D4,D5 | DIODE | |
| D7,D8 | D_TVS | |
| F1-F7 | Fuse | |
| H1-H4 | MountingHole_Pad | |
| J1 | BATT_SERIAL | |
| J3-J6,J9-J24 | Conn_01x03_Male | |
| J8 | USB_C_Receptacle | |
| J25 | Conn_01x02_Female | |
| L1,L2 | 10uH | |
| L3 | 1uH | |
| R1,R16 | 330R | |
| R2,R4,R7,R10,R13,R15,R17,R19,R20,R23,R24,R27,R30,R33 | 10K | |
| R3 | 2.4K | |
| R5,R8,R25,R28,R31,R34 | 8.2K | |
| R6 | 120K | |
| R9,R26,R29,R32,R35 | 20K | |
| R11,R12 | 33.2 | |
| R14,R18 | 5.1K | |
| R36 | 2.18k | |
| R37 | 20k | |
| R38 | 2.61k | |
| R39 | 4.22k | |
| R40 | 12k | |
| R41,R42 | 100k | |
| R43 | 1K | |
| SW1,SW2 | SW_SPST | |
| TP1 | Check for life | |
| TP2 | SDA | |
| TP3 | SCL | |
| TP4 | 3.3v | |
| TP5-TP7,TP14,TP15 | TestPoint | |
| TP9 | Batt+ | |
| TP10 | GND | |
| TP11 | 6V | |
| Y1 | 32.768kHz |