
Overview
The BAS19 is a switching Diode made by onsemi in a SOT-23-3(TO-236-3) package with 3 pins. -55℃~+150℃ 1.25V@200mA 100nA@100V 120V 200mA 350mW 50ns Standalone SOT-23-3(TO-236-3) Switching Diodes ROHS.
PCBKit's library has its KiCad symbol (Diode:BAS19, from KiCad's library) and its footprint (Package_TO_SOT_SMD:SOT-23-3, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3313240).
Symbol
Footprint
Order codes
1- BAS19LCSC C3313240
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | A | Passive |
| 2 | NC | Not connected |
| 3 | K | Passive |
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<iframe src="https://pcbkit.io/embed/parts/onsemi/BAS19" title="BAS19 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/BAS19.jpg" alt="BAS19" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/BAS19)Questions
Is there a KiCad symbol and footprint for the BAS19?
Yes. The symbol is Diode:BAS19 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 BAS19?
SOT-23-3(TO-236-3), with 3 pins. Its footprint is drawn on this page.
Where is the BAS19 datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the BAS19?
JLCPCB lists it as part C3313240, with 0 in stock; the sellers' links on this page open their listings.
What can replace the BAS19?
Parts like it in the library: the BAS21-E3-08 by Vishay Intertechnology, the MMBD4148 by Nexperia, the BAV99-HE3-08 by Vishay Intertechnology and the GSD2004S-E3-08 by Vishay Intertechnology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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