Overview
The CJSMBJ78A 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. 8 are in stock at JLCPCB (part C7499152).
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
9- Clamping Voltage
- 124.7V
- Number of Channels
- Single-channel
- Peak Pulse Current (Ipp)
- 4.8A@10/1000us
- Peak Pulse Power Dissipation (Ppp)
- 600W@10/1000us
- Polarity
- Unidirectional
- Reverse Leakage Current (Ir)
- 5uA
- Reverse Stand-Off Voltage (Vrwm)
- 78V
- Type
- TVS
- Voltage - Breakdown
- 95.73V
Order codes
1- CJSMBJ78ALCSC C7499152
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | A1 | Passive |
| 2 | A2 | Passive |
Questions
Is there a KiCad symbol and footprint for the CJSMBJ78A?
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 CJSMBJ78A?
SMBG, with 2 pins.
Where is the CJSMBJ78A datasheet?
Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.
Where can I order the CJSMBJ78A?
JLCPCB lists it as part C7499152, with 8 in stock; the sellers' links on this page open their listings.
What can replace the CJSMBJ78A?
Parts like it in the library: the SMCJ78A by hongjiacheng, the SMAJ78A by BORN, the SMAJ78A/TR13 by Brightking and the SMAJ78CA/TR13 by Brightking. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
SMCJ78A
SMC(DO-214AB)ESD And Surge Protection (TVS/ESD)hongjiacheng
SMAJ78A
SMA(DO-214AC)ESD And Surge Protection (TVS/ESD)BORNSMAJ78A/TR13
SMA(DO-214AC)126V 1uA 3.2A 400W 78V 86.7V TVS Unidirectional SMA(DO-214AC) ESD and Surge Protection (TVS/ESD) ROHSBrightkingESD And Surge Protection (TVS/ESD)SMAJ78CA/TR13
SMA(DO-214AC)-65℃~+150℃ 126V 1uA 3.2A 400W 78V 86.7V Bidirectional TVS SMA(DO-214AC) ESD and Surge Protection (TVS/ESD) ROHSBrightkingESD And Surge Protection (TVS/ESD)SMAJ78A
SMA(DO-214AC)-55℃~+150℃ 126V 1uA 3.17A 400W@10/1000us 78V 86.7V TVS Unidirectional SMA(DO-214AC) ESD and Surge Protection (TVS/ESD) ROHSDOWOESD And Surge Protection (TVS/ESD)SMAJ78A
SMA(DO-214AC)ESD And Surge Protection (TVS/ESD)FOSANSMAJ78A
DO-214AC(SMA)-55℃~+150℃ 126V 3.2A 400W 5uA 78V 86.7V TVS Unidirectional DO-214AC(SMA) ESD and Surge Protection (TVS/ESD) ROHSGOODWORKESD And Surge Protection (TVS/ESD)SMAJ78A
SMA(DO-214AC)-55℃~+150℃ 126V 1uA 3.2A 400W 78V 86.7V IEC 61000-4-2 TVS Unidirectional SMA(DO-214AC) ESD and Surge Protection (TVS/ESD) ROHSLiownESD And Surge Protection (TVS/ESD)