

Overview
The G2425S is a pulse Transformer made by CND-tek in a SMD-24P,15.6x8.5mm package with 24 pins. 0℃~+70℃ 1.5kV 1000M 1:1 350uH Single port SMD-24P,15.6x8.5mm Pulse Transformers(LAN) ROHS.
PCBKit's library has its footprint (EasyEDA_Cloud:SMD-24_L16.5-W9.0-P1.27-LS9.7-BL, from EasyEDA), ready for a KiCad board. 911 are in stock at JLCPCB (part C2837257). 1 open-source board in 1 repository on GitHub use it.
Symbol
The library has no symbol for this part yet.
Footprint
Parameters
7- Application Grade
- Consumer grade
- Inductance
- 350uH
- Isolation Voltage(Vrms)
- 1.5kV
- Number of Channels
- Single port
- Turns Ratio
- 1:1
- operating temperature
- 0℃~+70℃
- rate
- 1000M
Order codes
1- G2425SLCSC C2837257
Open-source boards using it
All 1- 4 layers41.5 × 45.2 mm

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<iframe src="https://pcbkit.io/embed/parts/cnd-tek/G2425S" title="G2425S in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/cnd-tek/G2425S.jpg" alt="G2425S" width="1200" height="900">[](https://pcbkit.io/parts/cnd-tek/G2425S)Questions
Is there a KiCad symbol and footprint for the G2425S?
Yes. the footprint EasyEDA_Cloud:SMD-24_L16.5-W9.0-P1.27-LS9.7-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the G2425S?
SMD-24P,15.6x8.5mm, with 24 pins. Its footprint is drawn on this page.
Where is the G2425S datasheet?
CND-tek publishes it: the Datasheet link on this page opens it.
Where can I order the G2425S?
JLCPCB lists it as part C2837257, with 911 in stock; the sellers' links on this page open their listings.
What can replace the G2425S?
Parts like it in the library: the FG2431S by CND-tek, the 11FB-05NL by Shanghai YDS Tech, the B1601S by CND-tek and the B1608S by CND-tek. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the G2425S?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8FG2431S
SMD-24P,16.5x9mm-40℃~+85℃ 1.5kV 1:1 350uH 5G Single port SMD-24P,16.5x9mm Pulse Transformers(LAN) ROHSCND-tekPulse Transformers(LAN)11FB-05NL
SMD-16P,12.8x6.9mm-40℃~+85℃ 1.5kV 10/100 Base-T 1:1 350uH POE Single port SMD-16P,12.8x6.9mm Pulse Transformers(LAN) ROHSShanghai YDS TechPulse Transformers(LAN)B1601S
SMD0℃~+70℃ 1.5kV 100M 1:1 350uH Single port SMD-16P,12.7x7mm Pulse Transformers(LAN) ROHSCND-tekPulse Transformers(LAN)B1608S
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SMD-24P,15.1x7.1mm-40℃~+85℃ 1.5kV 1000M 1:1 350uH POE Single port SMD-24P,15.1x7.1mm Pulse Transformers(LAN) ROHSCND-tekPulse Transformers(LAN)SET2401ST
SMD-24P-40℃~+85℃ 1.5kV 10/100 Base-T 1CT:1CT 350uH SMD-24P Pulse Transformers(LAN) ROHSSunltech TechPulse Transformers(LAN)TF-1016DG
DIP-12,12.8x7.3mm0℃~+70℃ 1.5kV 100M 1:1 350uH Single port DIP-12,12.8x7.3mm Pulse Transformers(LAN) ROHSCND-tekPulse Transformers(LAN)PT61018PEL
SMD-16P,12.8x6.9mm-40℃~+85℃ 1.5kV 1CT:1CT 2 350uH SMD-16P,12.8x6.9mm Pulse Transformers(LAN) ROHSBournsPulse Transformers(LAN)