Overview
The UZ8818 is a zener Diode made by Microchip Technology in a 插件 package with 2 pins. 18V 1W 20Ω 500nA@12.9V 插件 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C6582686).
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
4- Impedance(Zzt)
- 20Ω
- Pd - Power Dissipation
- 1W
- Reverse Leakage Current (Ir)
- 500nA@12.9V
- Zener Voltage(Nom)
- 18V
Order codes
1- UZ8818LCSC C6582686
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Questions
Is there a KiCad symbol and footprint for the UZ8818?
Yes. The symbol is Device:D_Zener, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the UZ8818?
插件, with 2 pins.
Where is the UZ8818 datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the UZ8818?
JLCPCB lists it as part C6582686, with 0 in stock; the sellers' links on this page open their listings.
What can replace the UZ8818?
Parts like it in the library: the MM1W18 by Shandong Jingdao Microelectronics, the 1SMA4746A by Shandong Jingdao Microelectronics, the MM1W18 by hongjiacheng and the ZM4746A by MSKSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8MM1W18
SOD-123-55℃~+150℃ 1 Independent 16.8V~19.2V 18V 1W 20Ω 5uA@13V SOD-123 Zener Diodes ROHSShandong Jingdao MicroelectronicsZener Diodes1SMA4746A
SMA-55℃~+150℃ 1 Independent 16.8V~19.2V 18V 1W 20Ω 5uA@13V SMA Zener Diodes ROHSShandong Jingdao MicroelectronicsZener DiodesMM1W18
SOD-123Zener DiodeshongjiachengZM4746A
LL-411 Independent 18V 1W 20Ω 5uA@13.7V 750Ω LL-41 Zener Diodes ROHSMSKSEMIZener Diodes1SMA4746A
DO-214AC(SMA)Zener Diodeshongjiacheng1SMA4746A
DO-214AC(SMA)-55℃~+150℃ 1 Independent 17.1V~18.9V 18V 1W 20Ω 5uA@1V DO-214AC(SMA) Zener Diodes ROHSLGEZener DiodesSZA18A
DO-214AC(SMA)-50℃~+150℃ 1 Independent 17.1V~18.9V 18V 1W 1uA 20Ω DO-214AC(SMA) Zener Diodes ROHSLeshan Radio (LRC)Zener Diodes1SMA4746A
SMA(DO-214AC)-55℃~+150℃ 1 Independent 16.8V~19.2V 18V 1W 20Ω 5uA@13V SMA(DO-214AC) Zener Diodes ROHSMDDZener Diodes