mahkeyboard
pyshrekek
custom keyboard
Components (29)
| Reference | Value | Description |
|---|---|---|
| U1 | AP2112K-3.3 | 600mA low dropout linear regulator, with enable pin, 3.8V-6V input voltage range, 3.3V fixed positive output, SOT-23-5 |
| U2 | TPS7A20xxxDBV | 300 mA Low Dropout Voltage Regulator, Fixed Output, 1.6..6.0Vin, Low-Noise (7μV RMS), 6.5μA IQ LDO, SOT-23 |
| U3 | STM32F733VETx | STMicroelectronics Arm Cortex-M7 MCU, 512KB flash, 256KB RAM, 216 MHz, 1.7-3.6V, 79 GPIO, LQFP100 |
| U4,U7-U21,U35,U36,U38-U51,U53-U68,U70-U85 | DRV5055A3xDBZxQ1 | 25 mV/mT,±85-mT, 20-kHz, 3.3/5V, SOT-23 |
| U5,U22,U37,U52,U69 | ADG706BRUZ-REEL7 | CMOS, 2.5 Ω Low Voltage 16 Channel Multiplexer |
| U86 | USBLC6-2SC6 | Very low capacitance ESD protection diode, 2 data-line, SOT-23-6 |
| C1,C3,C4,C6,C21,C27,C29,C32 | 1uF | Unpolarized capacitor |
| C2,C5 | 10uF | Unpolarized capacitor |
| C7,C10,C12,C14,C16,C18,C20,C22,C23,C26,C28,C31,C33-C38,C40,C_dec1,C_dec3-C_dec17,C_dec30-C_dec77,C_filt1,C_filt3-C_filt17,C_filt30-C_filt77 | 100nF | Unpolarized capacitor |
| C8 | 470uF | Unpolarized capacitor |
| C9 | 22uF | Unpolarized capacitor |
| C11,C13,C15,C17,C19 | 4.7uF | Unpolarized capacitor |
| C24,C25,C30 | 2.2uF | Unpolarized capacitor |
| C39 | 4.7nF | Unpolarized capacitor |
| D1 | SMAJ5.0A | 400W unidirectional Transient Voltage Suppressor, 5.0Vr, SMA(DO-214AC) |
| F1 | Polyfuse | Resettable fuse, polymeric positive temperature coefficient |
| FB1,FB2 | FerriteBead | Ferrite bead |
| J1 | USB_C_Receptacle_USB2.0_14P | USB 2.0-only 14P Type-C Receptacle connector |
| J2 | Conn_01x08 | Generic connector, single row, 01x08, script generated (kicad-library-utils/schlib/autogen/connector/) |
| R1 | 0 | Resistor |
| R2,R3 | 5.1k | Resistor |
| R4 | 10k | Resistor |
| R5 | 3k | Resistor |
| R6 | 1M | Resistor |
| R7 | 100k | Resistor |
| R8 | 68k | Resistor |
| R_filt1,R_filt3-R_filt17,R_filt30-R_filt77 | R | Resistor |
| SW1 | SW_Omron_B3FS | Omron B3FS 6x6mm single pole normally-open tactile switch |
| TP2-TP7 | TestPoint | test point |