New dimmer
About the New dimmer PCB
New dimmer is an open source PCB design by harshverma27, published on GitHub. It is a 2-layer board measuring 59 × 67 mm, with 19 components from 13 distinct parts.
Other key parts include the HLK-PM03 and MOC3021M. By type, the board carries 5 capacitors, 5 resistors, 4 connectors, 2 ICs, 2 transistors and 1 diode.
It belongs with the iot & wireless and power & battery designs in this gallery.
From the project
Two KiCad 10 boards. See root CLAUDE.md for the full design spec.
Two KiCad 10 boards. See root CLAUDE.md for the full design spec.
Each dir holds .kicadpro / .kicadsch / .kicadpcb`.
The capture was bootstrapped by the scripts in tools/ (see tools/README.md); the .kicadsch` files are the source of truth.
Main components on the New dimmer
New dimmer bill of materials (BOM)
19 components, 13 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | HLK-PM03 | Converter_ACDC_Hi-Link_HLK-PMxx | U1 |
| 1 | MOC3021M | DIP-6_W7.62mm | U2 |
| 1 | TLP281-4GB_TP_J_F | 11-10F1_TOS | Q1 |
| 1 | BT138-600 | TO-220-3_Vertical | Q2 |
| 2 | Conn_01x08_Pin | PinHeader_1x08_P2.54mm_Vertical | J2, J3 |
| 2 | Screw_Terminal_01x02 | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J7, J8 |
| 1 | 1N4007 | D_DO-41_SOD81_P10.16mm_Horizontal | D1 |
| 2 | 100nF | C_Rect_L18.0mm_W7.0mm_P15.00mm_FKS3_FKP3 | C1, C2 |
| 2 | 10uF | C_Radial_D5.0mm_H11.0mm_P2.00mm | C3, C5 |
| 1 | 100nF | C_Disc_D5.0mm_W2.5mm_P5.00mm | C4 |
| 2 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R2, R3 |
| 1 | 330 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R4 |
| 2 | 470 | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R5, R6 |
New dimmer design files
The KiCad project lives in the harshverma27/IoT-AC-Dimmer repository on GitHub; these links point at the commit this page was built from.
New dimmer: common questions
How big is the New dimmer PCB?
The New dimmer measures 59 × 67 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the New dimmer?
19 components, from 13 distinct parts. The full bill of materials is listed on this page.
Where can I download the New dimmer design files?
From the harshverma27/IoT-AC-Dimmer repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the New dimmer design in my own project?
The repository has no license, so all rights stay with harshverma27. Use it as a reference, and ask the author before reusing the design.
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