
Toolboard bridge
calithameridi/corevus
High-flexibility, low-cost mechatronics controller for 3D printers
Diodes IncorporatedExtended
Short-Circuit Protection、欠压锁定、Thermal Protection、过压钳位保护 UQFN3030-16 Power Distribution Switches ROHS
The DPO2039DAB is a surge Protection Device made by Diodes Incorporated in a UQFN3030-16 package with 5 pins. Short-Circuit Protection、欠压锁定、Thermal Protection、过压钳位保护 UQFN3030-16 Power Distribution Switches ROHS.
PCBKit's library has its footprint (EasyEDA_Cloud:QFN-16_L3.0-W3.0-P0.50-BL-EP1.7, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C17565750). 1 open-source board in 1 repository on GitHub use it.
The library has no symbol for this part yet.

calithameridi/corevus
High-flexibility, low-cost mechatronics controller for 3D printers
Yes. the footprint EasyEDA_Cloud:QFN-16_L3.0-W3.0-P0.50-BL-EP1.7, both drawn on this page. PCBKit places them on a board for you when you design with it.
UQFN3030-16, with 5 pins. Its footprint is drawn on this page.
Diodes Incorporated publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C17565750, with 0 in stock; the sellers' links on this page open their listings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.