Circuit board structure and manufacturing method thereof which use a filling resin to replace the traditional filling material
CN108281285A
The passive device of high voltage
TW201826478A
High voltage-endurance passive component including multiple voltage-endurance substrates, multiple bonding materials, multiple conductive films, and an iron core set
TW200909724A
LED illumination device
CN101018455A
Making process of the circuit board for preventing etchant etching aluminum base board
US2007259160A1
Circuit board with heat radiating sheet
US2007131448A1
Circuit board structure with heat radiating layer
TW200624830A
A PCB testing device
KR20060072954A
Highly heat-transferring substrate and process of manufacturing the same
US2006141211A1
Highly heat-transferring substrate and process of manufacturing the same
TWI246881B
Substrate with high heat-conductivity and its manufacturing process