
Overview
The MM3Z22 is a zener Diode made by FOSAN in a SOD-323 package with 2 pins.
PCBKit's library has its KiCad symbol (Diode:MM3Zxx, from KiCad's library) and its footprint (Diode_SMD:D_SOD-323, from KiCad's library), ready for a KiCad board. 1,537 are in stock at JLCPCB (part C5359795).
Symbol
Footprint
Parameters
7- Diode Configuration
- 1 Independent
- Impedance(Zzt)
- 55Ω
- Operating Junction Temperature Range
- -55℃~+150℃
- Pd - Power Dissipation
- 300mW
- Reverse Leakage Current (Ir)
- 100nA@17V
- Zener Voltage(Nom)
- 22V
- Zener Voltage(Range)
- 20.8V~23.3V
Order codes
1- MM3Z22LCSC C5359795
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
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<iframe src="https://pcbkit.io/embed/parts/fosan/MM3Z22" title="MM3Z22 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/fosan/MM3Z22.jpg" alt="MM3Z22" width="1200" height="900">[](https://pcbkit.io/parts/fosan/MM3Z22)Questions
Is there a KiCad symbol and footprint for the MM3Z22?
Yes. The symbol is Diode:MM3Zxx and the footprint Diode_SMD:D_SOD-323, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MM3Z22?
SOD-323, with 2 pins. Its footprint is drawn on this page.
Where is the MM3Z22 datasheet?
FOSAN publishes it: the Datasheet link on this page opens it.
Where can I order the MM3Z22?
JLCPCB lists it as part C5359795, with 1,537 in stock; the sellers' links on this page open their listings.
What can replace the MM3Z22?
Parts like it in the library: the BZX384-C22-QX by Nexperia, the PDZ22B by Nexperia, the MM3Z22VS by onsemi and the BZT52B22BS by Slkor. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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