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Michael-Manning
| Reference | Value | Description |
|---|---|---|
| Q1 | Si1308EDL | 30V Vds, 1.4A Id, N-Channel MOSFET, SC-70 |
| U1 | ESP32-S3-MINI-1 | RF Module, ESP32-S3 SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 3.3V, SMD, onboard antenna |
| U2 | DS3231MZ | ±5ppm, I2C Real-Time Clock SOIC-8 |
| U3 | SHT4x | Digital Humidity and Temperature Sensor, ±1%RH, ±0.1°C, I2C, 1.08-3.6V, 16bit, DFN-4 |
| U4 | BQ27441-G1 | System Side Li Ion/Polymer Fuel Gauge, PDSON-12 |
| U5 | BQ24075RGT | USB-Friendly Li-Ion Battery Charger and Power-Path Management, VQFN-16 |
| U6 |
| I2C Serial EEPROM, 512Kb, DIP-8/SOIC-8/TSSOP-8/DFN-8 |
| U7 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
|---|
| U8 | TPS62203DBV | 300mA High-Efficiency Step-Down DC-DC Converter, fixed 3.3V output voltage, 2.5-6V input voltage, SOT-23-5 |
|---|
| U9 | LTC2954CTS8-2_TRMPBF |
|---|
| C1,C3-C5,C14 | 0.1uf | Unpolarized capacitor |
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| C2,C9,C10 | 10uf | Unpolarized capacitor |
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| C6 | 4.7uf | Unpolarized capacitor |
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| C7,C13,C15 | 1uf | Unpolarized capacitor |
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| C8 | 0.47uf | Unpolarized capacitor |
|---|
| C21,C22 | 4.7uf/50V | Unpolarized capacitor |
|---|
| C23-C30 | 1uf/50V | Unpolarized capacitor |
|---|
| D2-D4 | MBR0530 | 30V 0.5A Schottky Power Rectifier Diode, SOD-123 |
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| FPC1 | AFC07-S24ECA-00 |
|---|
| J1 | USB_C_Receptacle_USB2.0_16P | USB 2.0-only 16P Type-C Receptacle connector |
|---|
| J3 | battery_con | Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| L1,L2 | 10uH | Inductor |
|---|
| R1,R2,R6-R10,R12,R13,R17-R21 | 10k | Resistor, US symbol |
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| R3,R4,R11,R14,R15 | 5.1k | Resistor, US symbol |
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| R5 | 0.01/1% | Resistor, US symbol |
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| R16 | 3 | Resistor, US symbol |
|---|
| SW1,SW2 | TC-1109DE-C-H |
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