rrr-hardware
PositiveAltitude
Components (35)
| Reference | Value | Description |
|---|---|---|
| IC1 | ESP32-C3-WROOM-02-H4 | WiFi Modules (802.11) SMD module, ESP32-C3, 4MB SPI flash, PCB antenna, -40 C +105 C |
| IC2 | BMI270 | IMUs - Inertial Measurement Units Smart Ultra-Low Power Inertial Measurement Unit (IMU) for Wearable Applications |
| IC3 | BQ21040DBVR | 0.8A Single Input Single-Cell Li-Ion and Li-Pol Battery Charger |
| IC4 | MAX17048G+T10 | Battery Management Host-Side Modelgauge (1-Cell) |
| IC5,IC6 | TPS63802DLAR | Texas Instruments High current, high efficiency single inductor buck-boost converter 10-VSON-HR -40 to 125 |
| Q1,Q2 | DMP1005UFDF-7 | MOSFET MOSFETBVDSS: 8V-24V |
| Q3,Q4 | NMOS | |
| U1 | BMP280 | |
| U2 | XT26G01CWSIGA | |
| U3 | WS2812-2020 | |
| U4 | USBLC6-2SC6 | |
| C1,C11,C13-C18 | 100n | |
| C2-C6,C12 | 22u | |
| C7,C8,C10 | 4.7u | |
| D1 | SMA | |
| D2 | YELLOW | |
| J1 | TYPE-C-31-M-12 | |
| J2 | BAT | |
| J3 | DISABLE | |
| J4 | BOOT/RESET | |
| J5 | PWM1 | |
| J6 | PWM2 | |
| J7 | PYR1 | |
| J8 | PYR2 | |
| L1,L2 | 470n | |
| R1,R5,R13,R15-R17,R19,R21-R24,R26,R27 | 10k | |
| R2 | 511k | |
| R3 | 130k | |
| R4 | 806k | |
| R6,R8 | 91k | |
| R7 | 100k | |
| R9,R14,R25 | 200 | |
| R10 | 1.8k | |
| R11,R12 | 2.2k | |
| R18,R20 | 5.1k |