SMBG

CJSMBJ28A

Jiangsu Changjing Electronics Technology (CJ)

Extended

Category: ESD And Surge Protection (TVS, ESD)
Package: SMBG
Pins: 5

Overview

The CJSMBJ28A is an ESD And Surge Protection made by Jiangsu Changjing Electronics Technology (CJ) in a SMBG package with 2 pins.

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 C7499137).

Symbol

Device:D_TVSFrom KiCad's library

Footprint

The library has no footprint for this part yet.

Parameters

Clamping Voltage: 44.9V
Number of Channels: Single-channel
Peak Pulse Current (Ipp): 13.3A@10/1000us
Peak Pulse Power Dissipation (Ppp): 600W@10/1000us
Polarity: Unidirectional
Reverse Leakage Current (Ir): 5uA
Reverse Stand-Off Voltage (Vrwm): 28V
Type: TVS
Voltage - Breakdown: 34.38V

Order codes

CJSMBJ28ALCSC C7499137

Pinout

The pins of the CJSMBJ28A
Pin	Name	Type
1	A1	Passive
2	A2	Passive

Questions

Is there a KiCad symbol and footprint for the CJSMBJ28A?

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 CJSMBJ28A?

SMBG, with 2 pins.

Where is the CJSMBJ28A datasheet?

Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.

Where can I order the CJSMBJ28A?

JLCPCB lists it as part C7499137, with 50 in stock; the sellers' links on this page open their listings.

What can replace the CJSMBJ28A?

Parts like it in the library: the SMF28CA by hongjiacheng, the SMAJ28CA by hongjiacheng, the SMAJ28A by GOODWORK and the SMBJ28CA by hongjiacheng. Check their datasheets: a part that fits the footprint may still differ in its ratings.