
Decoder esp32 rev1
jelgerlemmens/ToyTrainESP32
ESP32-C3 WiFi DCC decoder firmware and KiCad PCB design

The F4 is a fast Recovery , High Efficiency Diode made by DongChen in a SOD-123FL package with 2 pins. SOD-123FL Fast Recovery / High Efficiency Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D, from KiCad's library) and its footprint (Diode_SMD:D_SOD-123F, from KiCad's library), ready for a KiCad board. 3,000 are in stock at JLCPCB (part C55127403). 1 open-source board in 1 repository on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |

jelgerlemmens/ToyTrainESP32
ESP32-C3 WiFi DCC decoder firmware and KiCad PCB design
<iframe src="https://pcbkit.io/embed/parts/dongchen/F4" title="F4 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/dongchen/F4.jpg" alt="F4" width="1200" height="900">[](https://pcbkit.io/parts/dongchen/F4)Yes. The symbol is Device:D and the footprint Diode_SMD:D_SOD-123F, both drawn on this page. PCBKit places them on a board for you when you design with it.
SOD-123FL, with 2 pins. Its footprint is drawn on this page.
JLCPCB lists it as part C55127403, with 3,000 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the F7 by GOODWORK, the FR107W by hongjiacheng, the SOD1F7 by MDD and the US1MW by hongjiacheng. Check their datasheets: a part that fits the footprint may still differ in its ratings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.