miniature electronic components interconnect on the surface of the circuit board

mobile wallpaper andriod iphone screen display verticalminiature electronic components interconnect surface circuit board solder mount technology smt throughhole tht printed pcb connectors capacitors resistors diodes transistors integrated circuits ics conductive traces vias pads mask component placement reflow soldering wave ball grid array bga fine pitch microcontrollers microprocessors sensors thin film flexible wire bonding flip chip socket leadfree footprint mounting holes density