6022P Electret Condenser Microphone

6022P Electret Condenser Microphone is a high-sensitivity, omnidirectional audio sensing component designed for clear voice capture in compact electronic devices. This microphone utilizes a permanently charged electret diaphragm and an internal Field Effect Transistor (FET) to convert acoustic pressure into electrical signals with minimal distortion. Consequently, it provides a cost-effective solution for systems requiring reliable audio input without the need for bulky external pre-amplifiers. Designers frequently integrate this 6.0 mm x 2.2 mm capsule into portable gadgets because of its low power consumption and excellent signal-to-noise ratio. Therefore, the 6022P remains a top choice for developers building voice-controlled interfaces, communication modules, and environmental sound monitors.

Key Features:

• High Sensitivity: Captures subtle audio nuances effectively, making it ideal for high-fidelity recording and voice recognition tasks.
• Omnidirectional Pickup Pattern: Receives sound equally from all directions, furthermore ensuring consistent performance regardless of the module orientation.
• Integrated FET: Includes an internal JFET impedance converter to facilitate easy interfacing with standard microcontroller analog inputs or audio codecs.
• Low Operating Voltage: Operates efficiently at low power levels, which significantly extends the battery life of portable or wearable devices.
• Solder Pad Termination: Features robust solder pads on the rear for secure and stable electrical connections to thin wires or PCB traces.

Technical Specifications:

• Sensitivity: −42 ±3 dB (0 dB = 1V/Pa at 1 kHz)
• Impedance: Maximum 2.2 kΩ
• Frequency Range: 20 Hz to 16,000 Hz
• Standard Operating Voltage: 2.0 V_DC
• Maximum Operating Voltage: 10.0 V_DC
• Current Consumption: Maximum 0.5 mA
• Signal to Noise Ratio: ≥ 58 dB
• Sensitivity Reduction: Within −3 dB at 1.5 V

Mechanical Specifications:

• Outer Shell Material: Aluminum Alloy (Provides excellent EMI shielding)
• Diaphragm Material: Electret Film
• Termination Style: Solder Pads (P type)
• Mounting Type: Leadless, through-hole or wire-bonded placement.

Dimensions:

• Diameter: 6.0 mm
• Height: 2.2 mm
• Weight: ≈ 0.3 g
• Solder Pad Pitch: ≈ 1.9 mm

Pinout and Wiring:

• Term 1 (Output/Drain): Connect to the audio input or pre-amplifier stage through a DC blocking capacitor (typically 0.1 μF to 1 μF).
• Term 2 (Ground/Source): Connect to the system ground (GND). This terminal is often electrically connected to the aluminum case.
• Wiring Note: You must use a pull-up resistor (typically 2.2 kΩ) between Term 1 and your positive supply (VCC) to bias the internal FET correctly. However, always ensure your supply is filtered to prevent power supply noise from entering the audio signal path.

Datasheet Reference:

• Download 6022P Electret Condenser Microphone Datasheet

Commonly Used in:

• Consumer Electronics: Serving as the primary audio input for smartphones, tablets, and digital cameras.
• Security Systems: Providing audio surveillance capabilities in CCTV cameras and intercom systems.
• Arduino/DIY Projects: Working alongside sound sensor modules for clap-switches and noise level detectors.

Applications:

• Voice Recognition: Supplying clear audio signals to AI-driven voice assistants and speech-to-text engines.
• Noise Monitoring: Measuring ambient noise levels in smart city deployments or industrial safety equipment.
• Audio Recording: Capturing high-quality sound in field recorders and wearable audio logs.

Equivalent Models:

• CUI Devices CMC-6022: A direct drop-in replacement with identical 6.0 x 2.2 mm dimensions and similar sensitivity ratings.
• WM-61A (Panasonic): A widely known alternative, however, it may require slight circuit adjustments due to different sensitivity levels.
• POM-2242P-C33-R: A functionally equivalent electret capsule designed for general-purpose audio sensing.

Package Includes:

• 1 x 6022P Electret Condenser Microphone (6.0mm x 2.2mm)