lap-timer
Dominik-Workshop
Lap timer, EKA 2 sem PWR
Components (20)
| Reference | Value | Description |
|---|---|---|
| Q3,Q4 | AO3400A | 30V Vds, 5.7A Id, N-Channel MOSFET, SOT-23 |
| U1 | NE555D | Precision Timers, 555 compatible, SOIC-8 |
| U3 | 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) |
| U4 | DW01A | Overcharge, overcurrent and overdischarge protection IC for single cell lithium-ion/polymer battery |
| BT1 | Battery | Multiple-cell battery |
| C1 | 1n | Unpolarized capacitor |
| C2 | 10n | Unpolarized capacitor |
| C4,C6 | 0.1u | Unpolarized capacitor |
| C7 | 10u | Unpolarized capacitor |
| D1 | RED | Light emitting diode |
| D2 | BLUE | Light emitting diode |
| D3 | IR | Light emitting diode |
| J1 | USB-C_USB-310F-B-SU | 3A 1 Surface Mount, Right Angle Female -20℃~+60℃ Type-C SMD USB Connectors ROHS |
| R1,R4,R7,R9 | 1k | Resistor |
| R2 | 18.4k | Resistor |
| R3,R6 | 5.1k | Resistor |
| R5 | 10k |