
Overview
The SMP4392 is a JFET made by InterFET in a SOT-23-3 package with 3 pins.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:SMP4391, from EasyEDA) and its footprint (Package_TO_SOT_SMD:SOT-23-3, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C20516060).
Symbol
Footprint
Parameters
5- Drain Current (Idss)
- 75mA
- FET Type
- N-Channel
- Operating Temperature
- -55℃~+125℃
- Pd - Power Dissipation
- 1.8W
- RDS(on)
- 60Ω
Order codes
1- SMP4392LCSC C20516060
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | S/D | Unspecified |
| 2 | S/D | Unspecified |
| 3 | G | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/interfet/SMP4392" title="SMP4392 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/interfet/SMP4392.jpg" alt="SMP4392" width="1200" height="900">[](https://pcbkit.io/parts/interfet/SMP4392)Questions
Is there a KiCad symbol and footprint for the SMP4392?
Yes. The symbol is EasyEDA_Cloud:SMP4391 and the footprint Package_TO_SOT_SMD:SOT-23-3, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SMP4392?
SOT-23-3, with 3 pins. Its footprint is drawn on this page.
Where is the SMP4392 datasheet?
InterFET publishes it: the Datasheet link on this page opens it.
Where can I order the SMP4392?
JLCPCB lists it as part C20516060, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SMP4392?
Parts like it in the library: the SMP4391 by InterFET, the SMP4391TR by InterFET, the SMP4392TR by InterFET and the MMBF4392 by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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8SMP4391
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