Valve device and a temperature regulating device of the electronic component

Valve device for regulating the flow rate of the refrigerant and the hot fluid for adjusting the temperature of the device (40) includes a refrigerant and hot fluid which can flow passage (52 a - 52 c), which flow path (52 a - 52 c ) comprising a, a set portion for set (65), a collection unit (65) includes a first groove (72) has therein a valve shaft (70) which is formed, the valve shaft (70), be to face the first grooves (72) to at least two of the flow path (52 a - 52 c), it communicates at least two flow paths (52 a - 52 c) to each other.