
Overview
The ZMM4.3 is a zener Diode made by DIOTEC in a SOD-80C package with 2 pins.
PCBKit's library has its KiCad symbol (Diode:ZMMxx, from KiCad's library) and its footprint (Diode_SMD:D_MiniMELF, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3729022).
Symbol
Footprint
Parameters
2- Reverse Leakage Current (Ir)
- 1uA@1V
- Zener Voltage(Nom)
- 4.3V
Order codes
1- ZMM4.3LCSC C3729022
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
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<iframe src="https://pcbkit.io/embed/parts/diotec/ZMM4.3" title="ZMM4.3 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/ZMM4.3.jpg" alt="ZMM4.3" width="1200" height="900">[](https://pcbkit.io/parts/diotec/ZMM4.3)Questions
Is there a KiCad symbol and footprint for the ZMM4.3?
Yes. The symbol is Diode:ZMMxx and the footprint Diode_SMD:D_MiniMELF, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ZMM4.3?
SOD-80C, with 2 pins. Its footprint is drawn on this page.
Where is the ZMM4.3 datasheet?
DIOTEC publishes it: the Datasheet link on this page opens it.
Where can I order the ZMM4.3?
JLCPCB lists it as part C3729022, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ZMM4.3?
Parts like it in the library: the ZMM4V3 by HXY MOSFET, the ZMM4V3 by JSMSEMI, the ZMM4V3 by YONGYUTAI and the BZV55C4V3 by LGE. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
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