Overview
The SMDB03 is an ESD And Surge Protection made by SMC in a SO-8 package with 5 pins. -55℃~+125℃ 1A 200uA 3.3V 4V 500W 7V 800pF Four channels TVS Unidirectional SO-8 ESD and Surge Protection (TVS/ESD) ROHS.
PCBKit's library has its footprint (Package_SO:SO-8_3.9x4.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3698894).
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- SMDB03LCSC C3698894
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<iframe src="https://pcbkit.io/embed/parts/smc/SMDB03" title="SMDB03 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/smc/SMDB03.jpg" alt="SMDB03" width="1200" height="900">[](https://pcbkit.io/parts/smc/SMDB03)Questions
Is there a KiCad symbol and footprint for the SMDB03?
Yes. the footprint Package_SO:SO-8_3.9x4.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SMDB03?
SO-8, with 5 pins. Its footprint is drawn on this page.
Where is the SMDB03 datasheet?
SMC publishes it: the Datasheet link on this page opens it.
Where can I order the SMDB03?
JLCPCB lists it as part C3698894, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SMDB03?
Parts like it in the library: the SLVDA2.8.TBT by SEMTECH, the UCLAMP2804L-N by BORN, the SGSLVU2.8-4 by SURGING and the TPE08A2.8L04 by TECH PUBLIC. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
SLVDA2.8.TBT
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SOP-82 2.8V 20V 3V 3pF 40A@8/20us 50nA 800W@8/20us Bidirectional ESD IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 SOP-8 ESD and Surge Protection (TVS/ESD) ROHSBORNESD And Surge Protection (TVS/ESD)SGSLVU2.8-4
SOP-8-55℃~+150℃ 2.8V 24uA 3V 3pF 400W@8/20us 8.5V、15V Four channels IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 TVS SOP-8 ESD and Surge Protection (TVS/ESD) ROHSSURGINGESD And Surge Protection (TVS/ESD)TPE08A2.8L04
SO-8-40℃~+125℃ 100W@8/20us 10A@8/20us 10V 1uA 2.8V 3.8V 4.7pF IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 SO-8 ESD and Surge Protection (TVS/ESD) ROHSTECH PUBLICESD And Surge Protection (TVS/ESD)NUP4106DR2G
SOP-8-55℃~+125℃ 15V 2 2uA 3.3V 4.5V 500W@8/20us 7pF IEC 61000-4-2、IEC 61000-4-5 SOP-8 ESD and Surge Protection (TVS/ESD) ROHSTECH PUBLICESD And Surge Protection (TVS/ESD)TPRCLAMP2502L
SOP-8ESD And Surge Protection (TVS/ESD)TECH PUBLICSMDA05C-4-2E3/TR7
SO-8-55℃~+150℃ 11V 200pF 300W 40uA 5A@8/20us 5V 6V Bidirectional Four channels IEC 61000-4-2、IEC 61000-4-4 TVS SO-8 ESD and Surge Protection (TVS/ESD) ROHSMicrochip TechnologyESD And Surge Protection (TVS/ESD)CDNBS08-SLVU2.8-8
SO-8-55℃~+125℃ 17V 1uA 2.8V 30A@8/20us 3V 600W 6pF IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 TVS Unidirectional SO-8 ESD and Surge Protection (TVS/ESD) ROHSBournsESD And Surge Protection (TVS/ESD)