epd_watch
andr00d
epd watch project
Components (32)
| Reference | Value | Description |
|---|---|---|
| Q1 | Si1308EDL | 30V Vds, 1.4A Id, N-Channel MOSFET, SC-70 |
| U1 | nRF52832-QFxx | Multiprotocol BLE/2.4GHz Cortex-M4 SoC, QFN-48 |
| U2 | XC6206PxxxMR | Positive 60-250mA Low Dropout Regulator, Fixed Output, SOT-23 |
| U3 | TP4057 | |
| U4 | DS3231MZ | |
| AE1 | KH-3216-A35 | Antenna |
| BT1 | 3.7v | Single-cell battery |
| C1,C2,C25,C26 | 12pf | Unpolarized capacitor, small symbol |
| C3 | 0.8pf | Unpolarized capacitor, small symbol |
| C4,C13,C15 | 1.0uF | Unpolarized capacitor, small symbol |
| C5,C9-C11 | 100nf | Unpolarized capacitor, small symbol |
| C6 | 100pf | Unpolarized capacitor, small symbol |
| C7,C8,C12,C16,C18,C20,C23,C24 | 4.7uf/25V | |
| C14 | 4.7uF | Unpolarized capacitor, small symbol |
| C17,C19,C21,C22 | 1.0uF/50V | |
| D1-D5 | MBR0530 | 30V 0.5A Schottky Power Rectifier Diode, SOD-123 |
| J1 | SWD_interface | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| J2 | sound_connector | Generic connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/) |
| L1 | 1.8nH | Inductor |
| L2 | 3.9nH | Inductor |
| L3 | 15nH | |
| L4 | 10uH | |
| L5 | 10uH 1A | |
| P1 | FPC | |
| R1,R3,R5 | 10K | |
| R4 | 0.47Ω | |
| R6 | 3Ω | |
| SW1 | BTN_UP | |
| SW2 | BTN_MIDDLE | |
| SW3 | BTN_DOWN | |
| Y1 | 32Mhz | Four pin crystal, GND on pins 2 and 4, small symbol |
| Y2 | 32.768khz | Two pin crystal |