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Ruthvik-reddy-A
Welcome to my curated collection of hardware design projects focused on practical, compact, and beginner-to-intermediate level printed circuit board (PCB) designs. These projects were originally built to improve my skills in circuit design, PCB layout, power electronics, and embedded systems.
| Reference | Value | Description |
|---|---|---|
| U1 | ESP32-S3-WROOM-1 | RF Module, ESP32-S3 SoC, Wi-Fi 802.11b/g/n, Bluetooth, BLE, 32-bit, 3.3V, onboard antenna, SMD |
| U3 | CAT24C256 | 256 kb CMOS Serial EEPROM, DIP-8/SOIC-8/TSSOP-8/DFN-8 |
| U4 | NEO-8Q | GNSS Module NEO 8, VCC 1.65V to 3.6V |
| U6 | AMS1117-5.0 | 1A Low Dropout regulator, positive, 5.0V fixed output, SOT-223 |
| U7 | TXS0108EPW | Bidirectional level-shifting voltage translator, TSSOP-20 |
| U11 | SIM800C |
| GSM Quad-Band Communication Module, GPRS, Audio Engine, AT Command Set, Bluetooth is Optional |
| U12,U13 | PAT1220-C-10DB | 10GHz RF Attenuator, 50ohm Matched Impedance, 10dB Attenuation, PAT1220 |
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| U14 | TP4056 | 1A Standalone Linear Li-ion/LiPo single-cell battery charger, 4.2V ±1% charge voltage, VCC = 4.0..8.0V, SOIC-8 (SOP-8) |
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| U15 | MT3608 | High Efficiency 1.2MHz 2A Step Up Converter, 2-24V Vin, 28V Vout, 4A current limit, 1.2MHz, SOT23-6 |
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| BT4 | 3.7 Li-ion | Single-cell battery |
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| C14,C15 | 10u | Unpolarized capacitor |
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| C16 | 100uF | Unpolarized capacitor |
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| C17 | 1uF | Unpolarized capacitor |
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| C18 | 10pF | Unpolarized capacitor |
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| C19 | 33pF | Unpolarized capacitor |
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| C20-C22 | 22pF | Unpolarized capacitor |
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| C23 | 100nF | Unpolarized capacitor |
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| C26 | C | Unpolarized capacitor |
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| D5 | SS14 | 40V 1A Schottky Diode, SMA |
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| D8 | Green LED | Light emitting diode |
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| D9 | Orange LED | Light emitting diode |
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| D10 | D_Zener | Zener diode |
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| D11 | ESDA6V1SC5 | Quad TVS Diode Array, 6.1V Standoff, 4 Channels, 400W, ±30kV, SOT-23-5 |
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| D13,D14 | LED | Light emitting diode |
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| J1 | USB | USB Mini Type B connector |
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| J2,J6,J7 | Conn_01x04_Pin | Generic connector, single row, 01x04, script generated |
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| J3 | UART | USB Mini Type B connector |
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| J4 | Conn_01x02_Pin | Generic connector, single row, 01x02, script generated |
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| J5,J8 | Conn_01x07_Pin | Generic connector, single row, 01x07, script generated |
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| J9 | SIM_Card | SIM Card |
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| L2 | 4.7uH | Inductor |
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| R6,R7 | 4.7k | Resistor |
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| R9-R11,R33 | 10k | Resistor |
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| R20,R21 | 330 | Resistor |
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| R22-R24 | 51 | Resistor |
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| R27,R28 | 1k | Resistor |
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| R29 | 0.4 | Resistor |
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| R30 | Rprog | Resistor |
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| R31,R32 | R | Resistor |
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| R34 | 100k | Resistor |
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| R35 | 13k | Resistor |
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| SW1,SW2 | SW_Push | Push button switch, generic, two pins |
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| TH3 | Thermistor_NTC | Temperature dependent resistor, negative temperature coefficient |
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