

Overview
The MMSZ4690 is a zener Diode made by Jiangsu Changjing Electronics Technology (CJ) in a SOD-123 package with 2 pins. 1 Independent 10uA@4V 350mW 5.32V~5.88V 5.6V SOD-123 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (Diode_SMD:D_SOD-123, from KiCad's library), ready for a KiCad board. 20,693 are in stock at JLCPCB (part C107608). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
5- Diode Configuration
- 1 Independent
- Pd - Power Dissipation
- 350mW
- Reverse Leakage Current (Ir)
- 10uA@4V
- Zener Voltage(Nom)
- 5.6V
- Zener Voltage(Range)
- 5.32V~5.88V
Order codes
1- MMSZ4690LCSC C107608
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Open-source boards using it
All 1- 4 layers76 × 50 mm

Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/cj/MMSZ4690" title="MMSZ4690 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/cj/MMSZ4690.jpg" alt="MMSZ4690" width="1200" height="900">[](https://pcbkit.io/parts/cj/MMSZ4690)Questions
Is there a KiCad symbol and footprint for the MMSZ4690?
Yes. The symbol is Device:D_Zener and the footprint Diode_SMD:D_SOD-123, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MMSZ4690?
SOD-123, with 2 pins. Its footprint is drawn on this page.
Where is the MMSZ4690 datasheet?
Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.
Where can I order the MMSZ4690?
JLCPCB lists it as part C107608, with 20,693 in stock; the sellers' links on this page open their listings.
What can replace the MMSZ4690?
Parts like it in the library: the BZT52C5V6 by hongjiacheng, the BZT52C5V6 by MDD, the MM1W5V6 by hongjiacheng and the BZT52C5V6 by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the MMSZ4690?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8BZT52C5V6
SOD-123Zener DiodeshongjiachengBZT52C5V6
SOD-1231 Independent 1uA@2.5V 5.32V~5.88V 5.6V 500mW 80Ω SOD-123 Zener Diodes ROHSMDDZener DiodesMM1W5V6
SOD-123Zener DiodeshongjiachengBZT52C5V6
SOD-123-55℃~+150℃ 1 Independent 1uA 400Ω 40Ω 5.2V~6V 5.6V 500mW SOD-123 Zener Diodes ROHSJiangsu Changjing Electronics Technology (CJ)Zener DiodesBZT52C5V6
SOD-123-65℃~+150℃ 1 Independent 1uA 370mW 400Ω 40Ω 5.2V~6V 5.6V SOD-123 Zener Diodes ROHSDiodes IncorporatedZener DiodesBZT52C5V6
SOD-1231 Independent 1uA@2V 400Ω 40Ω 5.2V~6V 5.6V 500mW SOD-123 Zener Diodes ROHSGOODWORKZener DiodesMM1Z5V6
SOD-123Zener DiodeshongjiachengMMSZ5232BT1G
SOD-123-55℃~+150℃ 1 Independent 1.6kΩ 11Ω 5.32V~5.88V 5.6V 500mW 5uA@3V SOD-123 Zener Diodes ROHSonsemiZener Diodes