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thehelmetedheinsight
A Self-Contained Labratory Grade Colloidal Silver Generator - For Alaska and beyond
| Reference | Value | Description |
|---|---|---|
| U1 | STUSB4500 | Stand-alone USB PD controller (with sink Auto-run mode), QFN-24 |
| U2 | AMS1117-3.3 | |
| U3 | TPS2121 | |
| U4 | ESP-32-S3-MINI-1-N4R2 | Smallsized module supporting 2.4 GHz WiFi (802.11 b/g/n) and Bluetooth ® 5 (LE) Built around ESP32S3 series of SoCs, Xtensa ® dualcore 32bit LX7 microprocessor Flash up to 8 MB, optional 2 MB PSRAM in chip package 39 GPIOs, rich set of peripherals Onboard PCB antenna or external antenna connector |
| U5 | C94847 | |
| U6 | MCP4017 | 7-Bit Single I2C™ Digital POT |
| U7 | XL6019E1 |
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| U8 | DRV8872DDAR | Brushed DC Motor Driver, PWM Control, 45V, 3.6A, Current limiting, HTSOP-8 |
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| U9 | TP5100 | 2A-switch buck 8.4V / 4.2V rechargeable lithium battery |
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| U10 | C49851 | High-Side or Low-Side Measurement, Bi-Directional Current and Power Monitor (0-36V) with I2C Compatible Interface, VSSOP-10 |
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| B1temp1 | B1T | test point |
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| B2Temp1 | B2T | test point |
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| Batt1+1,Batt1-1,Batt2+1,Batt2-1 | TestPoint | test point |
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| BZ1 | C94599 | Buzzer, polarized |
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| C1,C2 | 1uF | Unpolarized capacitor, small symbol |
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| C3,C4 | 10uF | Unpolarized capacitor, small symbol |
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| C5 | 0.1uF | Unpolarized capacitor, small symbol |
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| D2 | SS34_C8678 |
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| DFU+1 | DFU+ | test point |
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| DFUG1 | DFUG | test point |
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| F1 | Polyfuse | Resettable fuse, polymeric positive temperature coefficient |
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| GND1 | GND | test point |
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| J1 | USB-C Port |
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| J2 | C42379197 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J3,J4 | 2061-1601/998-404 |
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| L1 | 33uH IND |
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| LED1 | WS2812C |
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| R1,R2,R16,R18 | 4K7 | Resistor |
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| R3,R19 | 100R | Resistor |
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| R4,R5 | 4R7 | Resistor |
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| R6-R12,R14,R15,R27,R28 | 4k7 | Resistor |
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| R13,R17,R22-R25 | 10R | Resistor |
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| R20 | 10k | Resistor |
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| R21,R26 | 0R1 | Resistor |
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| SW1 | EC11E18244AU |
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| SW2 | Batt SW |
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