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SMBJ18A-HF

Comchip

18V 2.1A@10/1000us 22.1V 291.6V 5uA 600W@10/1000us TVS Unidirectional SMB(DO-214AA) ESD and Surge Protection (TVS/ESD) ROHS

Extended
JLCPCBLCSCcomchip/SMBJ18A-HF
Category
TVS
Package
SMB(DO-214AA)
Pins
2

Overview

The SMBJ18A-HF is a TV made by Comchip in a SMB(DO-214AA) package with 2 pins. 18V 2.1A@10/1000us 22.1V 291.6V 5uA 600W@10/1000us TVS Unidirectional SMB(DO-214AA) ESD and Surge Protection (TVS/ESD) ROHS.

PCBKit's library has its KiCad symbol (Device:D_TVS, from KiCad's library) and its footprint (Diode_SMD:D_SMB, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2444148).

Symbol

Device:D_TVSFrom KiCad's library

Footprint

12
Diode_SMD:D_SMBFrom KiCad's library

Parameters

7
Breakdown Voltage
20V
Maximum Clamping Voltage
29.2V
Peak Pulse Current (Ipp)@10/1000us
20.5A
Peak Pulse Power Dissipation (Ppp)@10/1000us
600W
Reverse Stand-Off Voltage (Vrwm)
18V
Type
TVS
polarity
Unidirectional

Order codes

1

Pinout

2
The pins of the SMBJ18A-HF
PinNameType
1A1Passive
2A2Passive

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[![SMBJ18A-HF](https://pcbkit.io/embed/parts/comchip/SMBJ18A-HF.jpg?size=s)](https://pcbkit.io/parts/comchip/SMBJ18A-HF)

Questions

Is there a KiCad symbol and footprint for the SMBJ18A-HF?

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

What package is the SMBJ18A-HF?

SMB(DO-214AA), with 2 pins. Its footprint is drawn on this page.

Where can I order the SMBJ18A-HF?

JLCPCB lists it as part C2444148, with 0 in stock; the sellers' links on this page open their listings.

What can replace the SMBJ18A-HF?

Parts like it in the library: the SMBJ18CA-QH by Bourns, the ATV06B180J-HF by Comchip, the SMBJ18CA-HF by Comchip and the TV06B180J-G by Comchip. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8