
Overview
The BZX84B43 is a zener Diode made by DIOTEC in a SOT-23-3(TO-236-3) package with 5 pins. -50℃~+150℃ 300mW 42.1V~43.9V 43V 50nA@30.1V ±2% SOT-23-3(TO-236-3) Zener Diodes 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 C3738619).
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- BZX84B43LCSC C3738619
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<iframe src="https://pcbkit.io/embed/parts/diotec/BZX84B43" title="BZX84B43 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/diotec/BZX84B43.jpg" alt="BZX84B43" width="1200" height="900">[](https://pcbkit.io/parts/diotec/BZX84B43)Questions
Is there a KiCad symbol and footprint for the BZX84B43?
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 BZX84B43?
SOT-23-3(TO-236-3), with 5 pins. Its footprint is drawn on this page.
Where is the BZX84B43 datasheet?
DIOTEC publishes it: the Datasheet link on this page opens it.
Where can I order the BZX84B43?
JLCPCB lists it as part C3738619, with 0 in stock; the sellers' links on this page open their listings.
What can replace the BZX84B43?
Parts like it in the library: the BZX84B5V1L by onsemi, the AZ23C15-E3-08 by Vishay Intertechnology, the MMBZ4624-E3-18 by Vishay Intertechnology and the BZX84C15Q-13-F by Diodes Incorporated. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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