A circuit component built-in module is provided in which a solder that is remelted when the circuit component built-in module is mounted on a motherboard by using the solder is prevented from flowing to the outside of the prescribed electrodes.A first groove (116) is formed in a solder resist (106) located between two electrodes (103) to which a circuit component (104) is connected. A configuration is used in which the space between the first groove (116) and circuit component (104) is filled with a first insulating resin (107).

 
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< Thin film magnetic head and magnetic disk apparatus including the same

> X-ray tube cathode with reduced unintended electrical field emission

~ 00437