What is the Standard Operation Voltage of a Microphone?
The Standard Operation Voltage of a microphone is the voltage needed by the microphone to operate with full functionality, so that the microphone can amplify and record signals fully.
When designing a circuit, it is crucial to check the standard operation voltage specified on the datasheet for the microphone in use. The circuit should be designed so that the microphone receives a voltage at just about this rating. If the microphone receives too little voltage, it may not receive enough power to amplify and record signals fully. If the microphone receives too much voltage, the excess power can destroy the microphone, rendering it nonfunctional. This is why it's a good idea to check the standard operation voltage specification on a datasheet. The microphone needs a voltage just around this number to function fully and normally in operation. So when allocating voltage in different parts of a circuit in design, make sure that the microphone receives a voltage about this rating.
Standard operation voltages for microphones usually range from 1.5V-4.5V. Rarely do they ever go out of these limits. So when designing a microphone circuit, check the datasheet and make sure this voltage drops across the microphone to get its full functionality.