HDMI PCB Mount Connectors. From Wurth Elektronik, this HDMI socket is for mounting on printed circuit boards. This horizontal SMT HDMI Connector has a flammability rating of UL94 V-0. Available in this Range:. 818-3283 818-3283 is a standard size PCB HDMI Socket 818-3285 818-3285 is a standard size PCB HDMI Socket with an M3 threaded tab 818-3289 818-3289 is a miniature size PCB HDMI Socket