Overview
The CJSMBJ51A 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. 5 are in stock at JLCPCB (part C7499145).
Symbol
Footprint
The library has no footprint for this part yet.
Parameters
9- Clamping Voltage
- 81.6V
- Number of Channels
- Single-channel
- Peak Pulse Current (Ipp)
- 7.3A@10/1000us
- Peak Pulse Power Dissipation (Ppp)
- 600W@10/1000us
- Polarity
- Unidirectional
- Reverse Leakage Current (Ir)
- 5uA
- Reverse Stand-Off Voltage (Vrwm)
- 51V
- Type
- TVS
- Voltage - Breakdown
- 62.66V
Order codes
1- CJSMBJ51ALCSC C7499145
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | A1 | Passive |
| 2 | A2 | Passive |
Questions
Is there a KiCad symbol and footprint for the CJSMBJ51A?
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 CJSMBJ51A?
SMBG, with 2 pins.
Where is the CJSMBJ51A datasheet?
Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.
Where can I order the CJSMBJ51A?
JLCPCB lists it as part C7499145, with 5 in stock; the sellers' links on this page open their listings.
What can replace the CJSMBJ51A?
Parts like it in the library: the SMCJ51A by hongjiacheng, the SMF51CA by Shandong Jingdao Microelectronics, the SMBJ51CA by hongjiacheng and the SMCJ51CA by hongjiacheng. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
SMCJ51A
SMC(DO-214AB)ESD And Surge Protection (TVS/ESD)hongjiacheng
SMF51CA
SOD-123FL-55℃~+150℃ 1uA 2.4A@10/1000us 200W@10/1000us 51V 62.7V 82.4V TVS SOD-123FL ESD and Surge Protection (TVS/ESD) ROHSShandong Jingdao MicroelectronicsESD And Surge Protection (TVS/ESD)
SMBJ51CA
DO-214AA(SMB)ESD And Surge Protection (TVS/ESD)hongjiachengSMCJ51CA
SMC(DO-214AB)ESD And Surge Protection (TVS/ESD)hongjiacheng
SMAJ51A
DO-214AC(SMA)ESD And Surge Protection (TVS/ESD)hongjiachengSMCJ51A
DO-214AB(SMC)-65℃~+150℃ 1.5kW 18.2A 1uA 51V 56.7V 82.4V TVS Unidirectional DO-214AB(SMC) ESD and Surge Protection (TVS/ESD) ROHSMDDESD And Surge Protection (TVS/ESD)
SMF51A
SMFESD And Surge Protection (TVS/ESD)PTTCSMAJ51A
SMA(DO-214AC)-55℃~+150℃ 1uA 4.85A 400W@10/1000us 51V 56.7V 82.4V TVS Unidirectional SMA(DO-214AC) ESD and Surge Protection (TVS/ESD) ROHSDOWOESD And Surge Protection (TVS/ESD)