
Overview
The BZX79C18 is a zener Diode made by onsemi in a DO-35 package with 2 pins. -65℃~+200℃ 1 Independent 16.8V~19.1V 18V 500mW 50nA@12.6V ±5% DO-35 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (EasyEDA_Cloud:DO-35_BD2.0-L4.0-P8.0-D0.5-RD, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3736508).
Symbol
Footprint
Parameters
7- Diode Configuration
- 1 Independent
- Operating Junction Temperature Range
- -65℃~+200℃
- Pd - Power Dissipation
- 500mW
- Reverse Leakage Current (Ir)
- 50nA@12.6V
- Tolerance
- ±5%
- Zener Voltage(Nom)
- 18V
- Zener Voltage(Range)
- 16.8V~19.1V
Order codes
1- BZX79C18LCSC C3736508
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/onsemi/BZX79C18" title="BZX79C18 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/onsemi/BZX79C18.jpg" alt="BZX79C18" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/BZX79C18)Questions
Is there a KiCad symbol and footprint for the BZX79C18?
Yes. The symbol is Device:D_Zener and the footprint EasyEDA_Cloud:DO-35_BD2.0-L4.0-P8.0-D0.5-RD, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BZX79C18?
DO-35, with 2 pins. Its footprint is drawn on this page.
Where is the BZX79C18 datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the BZX79C18?
JLCPCB lists it as part C3736508, with 0 in stock; the sellers' links on this page open their listings.
What can replace the BZX79C18?
Parts like it in the library: the MMSZ5248B by onsemi, the BZT52C18 by Shikues, the BZT52C18 by MDD and the ZM4746A by MSKSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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