Condenser mic 4.5×2.2mm/microphone

Condenser mic 4.5×2.2mm/microphone

200.00

The Condenser Mic 4.5×2.2mm 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

Technical Specifications:

  • 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

Applications:

  • Voice recording devices
  • Telecommunication equipment
  • Hearing aids
  • Portable audio recorders
  • Consumer electronics
  • Smart home devices
  • Speech recognition systems

Usage:

  1. 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.
  2. Integration:
    • Place the microphone in a suitable location to capture sound effectively.
    • Embed the microphone in devices ensuring the sound entry is not obstructed.
  3. 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.

Caution:

  • 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.

Datasheet:
For detailed technical specifications, refer to the Condenser Microphone Datasheet.

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