Description
The Condenser Mic 4.5x2.2mm is a small-sized, high-sensitivity electret microphone. It is designed for a wide range of audio applications, including voice recording, telecommunication devices, and various consumer electronics. Its compact size and high sensitivity make it ideal for embedding in small devices..
Key Features:
- High sensitivity and low noise
- Small and compact size
- Wide frequency response
- Low power consumption
- Omnidirectional pickup pattern
- Easy to integrate into electronic circuits
- Type: Electret condenser microphone
- Dimensions: 4.5mm (diameter) x 2.2mm (height)
- Sensitivity: -42dB ±3dB (0dB = 1V/Pa at 1kHz)
- Frequency Response: 20Hz to 16kHz
- Impedance: ≤ 2.2kΩ
- Operating Voltage: 1.5V to 10V DC
- Current Consumption: ≤ 0.5mA
- Signal-to-Noise Ratio: ≥ 60dB
- Directivity: Omnidirectional
- Operating Temperature Range: -20°C to +70°C
- Voice recording devices
- Telecommunication equipment
- Hearing aids
- Portable audio recorders
- Consumer electronics
- Smart home devices
- Speech recognition systems
- Connection:
- Connect the microphone's output pin to the input of an amplifier or preamp circuit.
- Connect the power supply (1.5V to 10V DC) to the microphone.
- Ensure the ground connection is properly made to avoid noise interference.
- Integration:
- Place the microphone in a suitable location to capture sound effectively.
- Embed the microphone in devices ensuring the sound entry is not obstructed.
- Circuit Design:
- Use appropriate capacitors and resistors as per the microphone's requirements.
- Design the circuit to provide a stable power supply and proper impedance matching.
- Handle the microphone with care to avoid physical damage.
- Protect the microphone from exposure to moisture and extreme temperatures.
- Avoid applying excessive voltage to prevent damage to the microphone.