Overview
The 1N4623 is a zener Diode made by Microchip Technology in a DO-7 package with 2 pins. -65℃~+175℃ 1 Independent 1.6kΩ 4.3V 4uA@2V 500mW DO-7 Zener Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D_Zener, from KiCad's library) and its footprint (EasyEDA_Cloud:DO-7_BD2.1-L5.3-P9.00-D0.5-RD, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C5481379).
Symbol
Footprint
Parameters
6- Diode Configuration
- 1 Independent
- Impedance(Zzt)
- 1.6kΩ
- Operating Junction Temperature Range
- -65℃~+175℃
- Pd - Power Dissipation
- 500mW
- Reverse Leakage Current (Ir)
- 4uA@2V
- Zener Voltage(Nom)
- 4.3V
Order codes
1- 1N4623LCSC C5481379
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/microchip/1N4623" title="1N4623 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/microchip/1N4623.jpg" alt="1N4623" width="1200" height="900">[](https://pcbkit.io/parts/microchip/1N4623)Questions
Is there a KiCad symbol and footprint for the 1N4623?
Yes. The symbol is Device:D_Zener and the footprint EasyEDA_Cloud:DO-7_BD2.1-L5.3-P9.00-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 1N4623?
DO-7, with 2 pins. Its footprint is drawn on this page.
Where can I order the 1N4623?
JLCPCB lists it as part C5481379, with 0 in stock; the sellers' links on this page open their listings.
What can replace the 1N4623?
Parts like it in the library: the 1SMB5916B by onsemi, the BZT52C4V3 by TWGMC, the ZMM4V3 by HXY MOSFET and the KDZVTR4.3B by ROHM Semiconductor. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
81SMB5916B
SMB-65℃~+150℃ 1 Independent 4.08V~4.52V 4.3V 500Ω 550mW 5uA@1V 6Ω SMB Zener Diodes ROHSonsemiZener DiodesBZT52C4V3
SOD-123-55℃~+150℃ 1 Independent 13uA 4.3V 4V~4.6V 500mW 600Ω 90Ω SOD-123 Zener Diodes ROHSTWGMCZener DiodesZMM4V3
LL-341 Independent 1uA 4.3V 4V~4.6V 500mW 600Ω 75Ω LL-34 Zener Diodes ROHSHXY MOSFETZener DiodesKDZVTR4.3B
SOD-123FL1 Independent 1W 20uA@1V 4.3V 4.3V~4.8V SOD-123FL Zener Diodes ROHSROHM SemiconductorZener DiodesBZT52C4V3
SOD-1231 Independent 3uA@1V 4.3V 4V~4.6V 500mW 600Ω 90Ω SOD-123 Zener Diodes ROHSBORNZener DiodesBZT52C4V3
SOD-123-55℃~+150℃ 1 Independent 3uA@1V 4.3V 4V~4.6V 500mW 600Ω 90Ω SOD-123 Zener Diodes ROHSJiangsu Changjing Electronics Technology (CJ)Zener DiodesBZT52C4V3
SOD-1231 Independent 3uA 4.3V 4V~4.6V 500mW 600Ω 90Ω SOD-123 Zener Diodes ROHSGOODWORKZener DiodesMMSZ5229B
SOD-123Zener Diodeshongjiacheng