noun
operating voltage; working voltage
Technical term for the voltage at which a device or component is designed to operate.
このICの動作電圧は3.3Vです。
The operating voltage of this IC is 3.3 V.
動作電圧範囲を超えると故障の原因になります。
Exceeding the operating voltage range can cause failure.
定格電圧 is the rated voltage (maximum safe continuous voltage), while 動作電圧 is the actual voltage at which the device operates.
Compound of 動作 (operation) and 電圧 (voltage).