Overview
The CD4125A is a zener Diode made by Microchip Technology with 2 pins. -65℃~+175℃ 10nA@35.75V 250Ω 47V 500mW ±5% - 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 C7100214).
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
6- Impedance(Zzt)
- 250Ω
- Operating Junction Temperature Range
- -65℃~+175℃
- Pd - Power Dissipation
- 500mW
- Reverse Leakage Current (Ir)
- 10nA@35.75V
- Tolerance
- ±5%
- Zener Voltage(Nom)
- 47V
Order codes
1- CD4125ALCSC C7100214
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Questions
Is there a KiCad symbol and footprint for the CD4125A?
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.
Where is the CD4125A datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the CD4125A?
JLCPCB lists it as part C7100214, with 0 in stock; the sellers' links on this page open their listings.
What can replace the CD4125A?
Parts like it in the library: the ZM4756A by Zhengxin, the RD51FM by EIC Semicon, the 1SMA5941A by LGE and the MMSZ5261B by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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