LEDDs
VasilKalchev
PCB and enclosure design of a trailing edge light bulbs dimmer
Components (43)
| Reference | Value | Description |
|---|---|---|
| Q1-Q3 | MMBT3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, SOT-23 |
| Q4 | MMBT3906 | -0.2A Ic, -40V Vce, Small Signal PNP Transistor, SOT-23 |
| Q5,Q6 | IPN80R900P7 | N-MOSFET transistor, gate/drain/source |
| 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 | ESP32-C3-12F | |
| U3,U5 | PC817XI | |
| U4 | H11L1SR2M | |
| A1 | HLK-PM03 | |
| C1,C3-C6,C10,C13-C15 | 100n | |
| C2 | 220u | |
| C7-C9 | 1u | Unpolarized capacitor, small symbol |
| C11 | 4.7n | |
| C12 | 10u | |
| C16 | 330u | |
| D1 | white | |
| D2,D6-D10 | 1N4148W | |
| D3 | red | |
| D4 | blue | |
| D11,D12 | UF4004 | |
| D13 | BZV55C15 | |
| H1-H3 | 20mm | M3x20mm |
| J1,J5 | Screw_Terminal_01x02 | |
| J2 | Conn_01x02_Pin | Generic connector, single row, 01x02, script generated |
| J3 | USB_C_Receptacle_USB2.0_14P | USB 2.0-only 14P Type-C Receptacle connector |
| J4 | Conn_01x06 | Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/) |
| K1 | Relay_DPDT | |
| KN1 | 20 mm | Knob: 20 mm |
| R1,R2 | 330 | |
| R3-R5,R11-R13,R23,R25,R28-R31 | 20k | |
| R6,R8,R22 | 240 | |
| R7 | 120 | |
| R9,R10 | 5k1 | Resistor, small symbol |
| R14,R15 | 0 | |
| R16-R19 | 91k | |
| R20 | 56k | |
| R21 | 100k | |
| R24,R26 | 30 | |
| R27 | 220 | |
| RE1 | RotaryEncoder_Switch | |
| RV1,RV2 | 275V | |
| SP1-SP3 | 15mm | Spacer: M3x15mm |
| TI1-TI3 | 4x4.2 mm | Threaded insert: M3 x L4 x OD4.2 mm |
| XF1 | 500mA | Fuse, small symbol |