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SMA-flat

SMA4F40A

STMicroelectronicsExtended

-55℃~+175℃ 2.5kW@8/20us 200nA 40V 49V 6.2A@8/20us 84V IEC 61000-4-2、IEC 61000-4-4 Single-channel TVS Unidirectional SMA-flat ESD and Surge Protection (TVS/ESD) ROHS

Part id
st/SMA4F40A
Category
ESD And Surge Protection (TVS, ESD)
Package
SMA-flat
Pins
5
In stock
50 at JLCPCB (C3704788)

Overview

The SMA4F40A is an ESD And Surge Protection made by STMicroelectronics in a SMA-flat package with 2 pins. -55℃~+175℃ 2.5kW@8/20us 200nA 40V 49V 6.2A@8/20us 84V IEC 61000-4-2、IEC 61000-4-4 Single-channel TVS Unidirectional SMA-flat ESD and Surge Protection (TVS/ESD) ROHS.

PCBKit's library has its KiCad symbol (Device:D_TVS, from KiCad's library), ready for a KiCad board. 50 are in stock at JLCPCB (part C3704788).

Symbol

Device:D_TVSFrom KiCad's library

Footprint

The library has no footprint for this part yet.

Pinout

2
The pins of the SMA4F40A
PinNameType
1A1Passive
2A2Passive

Parts like it

8

Questions

Is there a KiCad symbol and footprint for the SMA4F40A?

Yes. The symbol is Device:D_TVS, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SMA4F40A?

SMA-flat, with 2 pins.

Where is the SMA4F40A datasheet?

STMicroelectronics publishes it: the Datasheet link on this page opens it.

Where can I order the SMA4F40A?

JLCPCB lists it as part C3704788, with 50 in stock; the sellers' links on this page open their listings.

What can replace the SMA4F40A?

Parts like it in the library: the SMAJ40A by DOWO, the SMAJ40CA by hongjiacheng, the SMBJ40CA by Brightking and the SMAJ40CA by MDD. Check their datasheets: a part that fits the footprint may still differ in its ratings.