
Overview
The MMBF4119 is a JFET made by onsemi in a SOT-23-3 package with 5 pins. -55℃~+150℃ 1 N-channel 225mW 2V 3pF 40V 600uA N-Channel SOT-23-3 JFETs ROHS.
PCBKit's library has its footprint (Package_TO_SOT_SMD:SOT-23-3, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3753069).
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- MMBF4119LCSC C3753069
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<iframe src="https://pcbkit.io/embed/parts/onsemi/MMBF4119" title="MMBF4119 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/onsemi/MMBF4119.jpg" alt="MMBF4119" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/MMBF4119)Questions
Is there a KiCad symbol and footprint for the MMBF4119?
Yes. 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 MMBF4119?
SOT-23-3, with 5 pins. Its footprint is drawn on this page.
Where is the MMBF4119 datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the MMBF4119?
JLCPCB lists it as part C3753069, with 0 in stock; the sellers' links on this page open their listings.
What can replace the MMBF4119?
Parts like it in the library: the MMBFJ112 by onsemi, the MMBFJ201 by onsemi, the BSR57 by onsemi and the MMBFJ110 by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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