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ahsanu123
⌨️ Sudi V2 is custom wireless split keyboard
| Reference | Value | Description |
|---|---|---|
| U1 | nRF52833_QDxx | Multiprotocol BLE/ANT/2.4 GHz/802.15.4 Cortex-M4F SoC, QFN-40 |
| U3,U7 | SRV05-4 | ESD Protection Diodes with Low Clamping Voltage, SOT-23-6 |
| U4 | BQ24075RGT | USB-Friendly Li-Ion Battery Charger and Power-Path Management, VQFN-16 |
| U5 | TP4056 | Standalone Linear Li-lon Battery Charger with Thermal Protection |
| U6 | MAX17048 | Fuel gauge chip with integrated current sensing resistor |
| U8 | nRF52820-QDxx | Multiprotocol BLE/ANT/2.4 GHz/802.15.4 Cortex-M4 SoC, QFN-40 |
| U9 |
| 1A Low Dropout regulator, positive, 3.3V fixed output, SOT-223 |
| U10 | MCP23017_SO | 16-bit I/O expander, I2C, interrupts, w pull-ups, SOIC-28 |
|---|
| U11 | nRF52832-QFxx | Multiprotocol BLE/2.4GHz Cortex-M4 SoC, QFN-48 |
|---|
| AE1,AE2 | Antenna | Antenna |
|---|
| C1,C15 | 1.2pF | Unpolarized capacitor |
|---|
| C2,C5,C11,C12,C24,C26,C29 | 4.7uF | Polarized capacitor,Unpolarized capacitor |
|---|
| C3,C4,C13,C14,C16,C17,C19,C20 | 12pF | Unpolarized capacitor |
|---|
| C6,C18 | 1pF | Unpolarized capacitor |
|---|
| C7,C23 | NC | Unpolarized capacitor |
|---|
| C8 | 100pF | Unpolarized capacitor |
|---|
| C9,C10,C21,C22,C27,C28 | 100nF | Unpolarized capacitor |
|---|
| C25 | 1uF | Unpolarized capacitor |
|---|
| D1 | WS2812B-2020 | RGB LED with integrated controller, 2.0 x 2.0 mm, 12 mA |
|---|
| FB1,FB2,L3,L4 | TODO | Ferrite bead, small symbol,Inductor |
|---|
| J1,J4 | SWD_JLINK | Generic connector, single row, 01x04, script generated |
|---|
| J2,J7 | Conn_01x08_Pin | Generic connector, single row, 01x08, script generated |
|---|
| J3,J6 | USB_33 | USB 2.0-only 14P Type-C Receptacle connector |
|---|
| J5,J9 | Conn_01x07_Pin | Generic connector, single row, 01x07, script generated |
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| L1,L5 | 2.2nH | Inductor |
|---|
| L2,L6 | 4.7nH | Inductor |
|---|
| R1-R4 | R_US | Resistor, US symbol |
|---|
| Y1,Y3 | 32Mhz | Two pin crystal, small symbol |
|---|
| Y2,Y4 | 32.768kHz | Two pin crystal, small symbol |
|---|