Overview
The V421DB40 is a varistor made by Littelfuse with 2 pins. 3nF@1MHz 40kA 420V 560V 600J 680V - Varistors ROHS.
PCBKit's library has its KiCad symbol (Device:Varistor, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1527943).
Symbol
Footprint
The library has no footprint for this part yet.
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Passive |
Parts like it
8
SDVL4532SD260PTHS142
18121.4kA 18.4V 26V 3.6J 35V 3nF@1kHz 65V 1812 Varistors ROHSSunlordVaristors
07D180K
插件,P=5mm11V 14V 15V~21.6V 20mW 250A 38V 3nF 900mJ Plugin,P=5mm Varistors ROHShongjiachengVaristors
10D330K
插件,P=7.5mmPlugin,P=7.5mm Varistors ROHShongjiachengVaristors
14D820K
插件,P=7.5mmPlugin,P=7.5mm Varistors ROHShongjiachengVaristorsMOV10D330K206RV090
插件,P=7.5mm20V 26V 30V~36V 3nF@1kHz 65V 8J Plugin,P=7.5mm Varistors ROHSKNSCHAVaristors
VC080505C150RP
0805120A 18V 300mJ 3nF@1kHz 4V 5.6V 8.5V 0805 Varistors ROHSKyocera AVXVaristors
VDR-10D330K
插件,P=7.5mm20V 26V 29.5V~36.5V 3nF@1kHz 4J 500A 50mW 65V 7.5mm 插件,P=7.5mm Varistors ROHSVDR VaristorVaristors
VC120605D150DP
1206150A 3nF@1kHz 400mJ 4V 5.6V 8.5V 1206 Varistors ROHSKyocera AVXVaristors
Questions
Is there a KiCad symbol and footprint for the V421DB40?
Yes. The symbol is Device:Varistor, both drawn on this page. PCBKit places them on a board for you when you design with it.
Where is the V421DB40 datasheet?
Littelfuse publishes it: the Datasheet link on this page opens it.
Where can I order the V421DB40?
JLCPCB lists it as part C1527943, with 0 in stock; the sellers' links on this page open their listings.
What can replace the V421DB40?
Parts like it in the library: the SDVL4532SD260PTHS142 by Sunlord, the 07D180K by hongjiacheng, the 10D330K by hongjiacheng and the 14D820K by hongjiacheng. Check their datasheets: a part that fits the footprint may still differ in its ratings.