led-sign
3nt3
Components (24)
| Reference | Value | Description |
|---|---|---|
| Q1 | PMOS | P-MOSFET transistor, drain/source/gate |
| U1 | nRF52832-QFxx | Multiprotocol BLE/2.4GHz Cortex-M4 SoC, QFN-48 |
| U2 | TP4056-42-ESOP8 | 1A Standalone Linear Li-ion/LiPo single-cell battery charger, 4.2V ±1% charge voltage, VCC = 4.0..8.0V, SOIC-8 (SOP-8) |
| U3 | LP5907MFX-3.3 | 250-mA Ultra-Low-Noise Low-IQ LDO, 3.3V, SOT-23 |
| U4,U5 | LP5024 | |
| AE1 | PCB Antenna | Ceramic chip antenna with pin for PCB trace |
| BT1 | Battery | Multiple-cell battery |
| C1,C2,C17,C20 | 10u | Unpolarized capacitor |
| C3,C4,C11,C16,C18 | 1u | Unpolarized capacitor |
| C5,C6 | 12p | Unpolarized capacitor |
| C7 | 4u7 | Unpolarized capacitor |
| C8,C9,C12,C14,C15,C19 | 100n | Unpolarized capacitor |
| C10 | 100p | Unpolarized capacitor |
| C13 | 0.8p | Unpolarized capacitor |
| D4 | D_Schottky | Schottky diode |
| J1 | USB_C_Receptacle | USB Full-Featured Type-C Receptacle connector |
| J2 | Conn_01x03_Socket | Generic connector, single row, 01x03, script generated |
| L1 | 3n9 | Inductor |
| R1 | 1K1 | Resistor |
| R2,R3 | 5K1 | Resistor |
| R4,R5 | 1K | Resistor |
| R6-R8 | 10K | Resistor |
| SW1 | SW_Push | Push button switch, generic, two pins |
| Y1 | 32MHz | Two pin crystal |