Overview
The 1N4473 is a zener Diode made by Solid State System in a DO-41 package with 2 pins. -65℃~+200℃ 1 Independent 1.5W 14Ω 20.9V~23.1V 22V 50nA@17.6V 650Ω ±5% DO-41 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 C7168814).
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
9- Diode Configuration
- 1 Independent
- Impedance(Zzk)
- 650Ω
- Impedance(Zzt)
- 14Ω
- Operating Junction Temperature Range
- -65℃~+200℃
- Pd - Power Dissipation
- 1.5W
- Reverse Leakage Current (Ir)
- 50nA@17.6V
- Tolerance
- ±5%
- Zener Voltage(Nom)
- 22V
- Zener Voltage(Range)
- 20.9V~23.1V
Order codes
1- 1N4473LCSC C7168814
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Questions
Is there a KiCad symbol and footprint for the 1N4473?
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 1N4473?
DO-41, with 2 pins.
Where is the 1N4473 datasheet?
Solid State System publishes it: the Datasheet link on this page opens it.
Where can I order the 1N4473?
JLCPCB lists it as part C7168814, with 0 in stock; the sellers' links on this page open their listings.
What can replace the 1N4473?
Parts like it in the library: the 1SMB5933B by LGE, the SMBJ5358B-MS by MSKSEMI, the 2EZ22D5 by SUNMATE Elec and the 1N5358B by LGE. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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