Overview
The WS12P4N3 is an ESD And Surge Protection made by Leiditech in a DFN2020-3 package with 3 pins. -55℃~+125℃ 1.5nF 12V 13V 1uA 22V 5.4kW@8/20us IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 DFN2020-3 ESD and Surge Protection (TVS/ESD) ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:WS12P4N3, from EasyEDA) and its footprint (EasyEDA_Cloud:DFN2020-3_L2.0-W2.0-P0.65-BR, from EasyEDA), ready for a KiCad board. 2 are in stock at JLCPCB (part C5123483).
Symbol
Footprint
Parameters
8- Clamping Voltage
- 22V
- Junction Capacitance
- 1.5nF
- Operating Temperature
- -55℃~+125℃
- Peak Pulse Power Dissipation (Ppp)
- 5.4kW@8/20us
- Reverse Leakage Current (Ir)
- 1uA
- Reverse Stand-Off Voltage (Vrwm)
- 12V
- Voltage - Breakdown
- 13V
- level of protection
- IEC 61000-4-5
Order codes
1- WS12P4N3LCSC C5123483
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | 1 | Unspecified |
| 2 | 2 | Unspecified |
| 3 | 3 | Unspecified |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/leiditech/WS12P4N3" title="WS12P4N3 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/leiditech/WS12P4N3.jpg" alt="WS12P4N3" width="1200" height="900">[](https://pcbkit.io/parts/leiditech/WS12P4N3)Questions
Is there a KiCad symbol and footprint for the WS12P4N3?
Yes. The symbol is EasyEDA_Cloud:WS12P4N3 and the footprint EasyEDA_Cloud:DFN2020-3_L2.0-W2.0-P0.65-BR, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the WS12P4N3?
DFN2020-3, with 3 pins. Its footprint is drawn on this page.
Where is the WS12P4N3 datasheet?
Leiditech publishes it: the Datasheet link on this page opens it.
Where can I order the WS12P4N3?
JLCPCB lists it as part C5123483, with 2 in stock; the sellers' links on this page open their listings.
What can replace the WS12P4N3?
Parts like it in the library: the PTVS12VU1UPA by Nexperia, the SMF12CA by hongjiacheng, the SMF12A by hongjiacheng and the H12VL10B by hongjiacheng. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
PTVS12VU1UPA
DFN-3(2x2)12V 13.3V 15.1A@8/20us 19.9V 1nA 300W IEC 61000-4-2 TVS Unidirectional DFN-3(2x2) ESD and Surge Protection (TVS/ESD) ROHSNexperiaESD And Surge Protection (TVS/ESD)
SMF12CA
SOD-123FLESD And Surge Protection (TVS/ESD)hongjiacheng
SMF12A
SOD-123FL-55℃~+150℃ 10.1A@10/1000us 12V 14.7V 19.9V 2.5uA 200W@10/1000us IEC 61000-4-2 TVS Unidirectional SOD-123FL ESD and Surge Protection (TVS/ESD) ROHShongjiachengESD And Surge Protection (TVS/ESD)
H12VL10B
DFN1006-2L-55℃~+125℃ 12V 12pF 15.8V 200W@8/20us 200nA 25.5V 8A@8/20us Bidirectional ESD IEC 61000-4-2、IEC 61000-4-5 DFN1006-2L ESD and Surge Protection (TVS/ESD) ROHShongjiachengESD And Surge Protection (TVS/ESD)
PSM712-LF-T7
SOT-23-55℃~+150℃ 12V 13.3V 19V 1uA、20uA 30A@8/20us、34A@8/20us 600W@8/20us 75pF IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 TVS Unidirectional SOT-23 ESD and Surge Protection (TVS/ESD) ROHSPROTEKESD And Surge Protection (TVS/ESD)SM712
SOT-23-55℃~+125℃ 10V、26V 12A 1uA 2 400W 7.5V、13.3V 75pF 7V、12V Bidirectional ESD IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 SOT-23 ESD and Surge Protection (TVS/ESD) ROHSDOWOESD And Surge Protection (TVS/ESD)
SMBJ12CA
SMB-65℃~+150℃ 12V 14.7V 19.9V 1uA 30.2A@10/1000us 390pF 600W@10/1000us TVS SMB ESD and Surge Protection (TVS/ESD) ROHS晶导微电子ESD And Surge Protection (TVS/ESD)
GBLC12C
SOD-323-55℃~+150℃ 1 12V 13.3V 1pF 1uA 28.6V 300W 6A Bidirectional ESD IEC 61000-4-2、IEC 61000-4-4 SOD-323 ESD and Surge Protection (TVS/ESD) ROHSMDDESD And Surge Protection (TVS/ESD)