2 layers320 × 55 mm
Overview
The HM2108NL is a pulse Transformer made by Pulse Elec in a SMD-6P,16.8x8.5mm package with 6 pins. 135uH 4.3kV SMD-6P,16.8x8.5mm Pulse Transformers(LAN) ROHS.
PCBKit's library has its KiCad symbol (Inductors & Transformers:XFMR_PULSE_HM2108NL, from CERN's library) and its footprint (Transformers:XFMR_PULSE_HM2108NL, from CERN's library), ready for a KiCad board. 14 are in stock at JLCPCB (part C3294413). 8 open-source boards in 2 repositories on GitHub use it.
Symbol
Footprint
Parameters
3- Application Grade
- Consumer grade
- Inductance
- 135uH
- Isolation Voltage(Vrms)
- 4.3kV
Order codes
1- HM2108NLLCSC C3294413
Pinout
6| Pin | Name | Type |
|---|---|---|
| 1 | TD+ | Input/output |
| 2 | TCTD | Input/output |
| 3 | TD- | Input/output |
| 4 | TX- | Input/output |
| 5 | CTX | Input/output |
| 6 | TX+ | Input/output |
Open-source boards using it
All 8- 2 layers135.1 × 159.4 mm
- 2 layers104.9 × 90 mm
- 2 layers130 × 90 mm
- 2 layers200 × 55 mm
- 2 layers200 × 55 mm
- 2 layers125 × 55 mm
- 2 layers150 × 90 mm
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<iframe src="https://pcbkit.io/embed/parts/pulse-elec/HM2108NL" title="HM2108NL in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/pulse-elec/HM2108NL.jpg" alt="HM2108NL" width="1200" height="900">[](https://pcbkit.io/parts/pulse-elec/HM2108NL)Questions
Is there a KiCad symbol and footprint for the HM2108NL?
Yes. The symbol is Inductors & Transformers:XFMR_PULSE_HM2108NL and the footprint Transformers:XFMR_PULSE_HM2108NL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the HM2108NL?
SMD-6P,16.8x8.5mm, with 6 pins. Its footprint is drawn on this page.
Where is the HM2108NL datasheet?
Pulse Elec publishes it: the Datasheet link on this page opens it.
Where can I order the HM2108NL?
JLCPCB lists it as part C3294413, with 14 in stock; the sellers' links on this page open their listings.
What can replace the HM2108NL?
Parts like it in the library: the HM2108NLT by Pulse Elec and the HM2106NLT by Pulse Elec. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the HM2108NL?
8 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
