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SMF40A, in 3D

SMF40A

TECH PUBLIC

SOD-123FL ESD and Surge Protection (TVS/ESD) ROHS

Extended
JLCPCBLCSCtech-public/SMF40A
Category
Uncategorised
Package
SOD-123FL
Pins
2

Overview

The SMF40A is an uncategorised made by TECH PUBLIC in a SOD-123FL package with 2 pins. SOD-123FL ESD and Surge Protection (TVS/ESD) ROHS.

PCBKit's library has its KiCad symbol (Diode:SMF40A, from KiCad's library) and its footprint (Diode_SMD:D_SMF, from KiCad's library), ready for a KiCad board. 7,781 are in stock at JLCPCB (part C54194924). 1 open-source board in 1 repository on GitHub use it.

Symbol

Diode:SMF40AFrom KiCad's library

Footprint

12
Diode_SMD:D_SMFFrom KiCad's library

Parameters

10
Clamping Voltage
64.5V
Number of Channels
Single-channel
Operating Temperature
-55℃~+150℃
Peak Pulse Current (Ipp)
3.1A
Peak Pulse Power Dissipation (Ppp)
200W@10/1000us
Polarity
Unidirectional
Reverse Leakage Current (Ir)
1uA
Reverse Stand-Off Voltage (Vrwm)
40V
Type
TVS
Voltage - Breakdown
49.1V

Order codes

1

Pinout

2
The pins of the SMF40A
PinNameType
1A1Passive
2A2Passive

Open-source boards using it

All 1
  • 2 layers42.3 × 42.3 mmWireless Stepper Motor Controller, the printed circuit board in 3D

    Wireless Stepper Motor Controller

    Circuit-Digest/Wireless-Stepper-Motor-Controller

    The Wireless Stepper Driver is a compact and efficient motion control system designed to control stepper motors over Wi-Fi.

    62 parts17MIT

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/tech-public/SMF40A" title="SMF40A in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/tech-public/SMF40A.jpg" alt="SMF40A" width="1200" height="900">
A picture that opens the part, for a README
[![SMF40A](https://pcbkit.io/embed/parts/tech-public/SMF40A.jpg?size=s)](https://pcbkit.io/parts/tech-public/SMF40A)

Questions

Is there a KiCad symbol and footprint for the SMF40A?

Yes. The symbol is Diode:SMF40A and the footprint Diode_SMD:D_SMF, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the SMF40A?

SOD-123FL, with 2 pins. Its footprint is drawn on this page.

Where can I order the SMF40A?

JLCPCB lists it as part C54194924, with 7,781 in stock; the sellers' links on this page open their listings.

What can replace the SMF40A?

Parts like it in the library: the SMF40A by YTL, the SMF40A by hongjiacheng, the SMF40A by Zhengxin and the SMF40A by MDM. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the SMF40A?

1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8