Automotive Microphone Components
Reliable electret condenser microphones designed for in-vehicle voice applications. Engineered to perform in demanding automotive environments.
Automotive Grade
Electret Condenser Microphone
Designed for Automotive Environments
Our microphones are built to meet the specific requirements of vehicle applications.
Wide Temperature Range
Operating temperature from -40°C to +85°C, suitable for all climate conditions and vehicle locations.
ESD Protected
Built-in electrostatic discharge protection to withstand static shocks during installation and use.
Noise Resistant
Designed to maintain clear voice pickup even with road, wind, and engine noise in the background.
Low Power Consumption
Minimal current draw (max 500μA) suitable for always-on applications in modern vehicles.
Vibration Tolerant
Construction designed to withstand continuous vehicle vibrations without performance degradation.
Easy Integration
Standard electrical interface and compact size for straightforward integration into vehicle systems.
Vehicle Application Areas
Suitable for various in-vehicle voice capture needs.
Hands-Free Calling
Clear voice pickup for Bluetooth and cellular phone systems in all vehicle conditions.
Voice Commands
Reliable wake-word detection and voice command recognition for infotainment and control systems.
In-Car Recording
Audio capture for event data recording, cabin monitoring, and voice memo functions.
Intercom Systems
Driver-passenger communication in commercial vehicles, buses, and emergency vehicles.
Emergency Calls
Critical voice channel for eCall and emergency assistance systems.
Audio Systems
Integration with in-car audio and conferencing systems for rear seat entertainment.
Typical Integration Points
Common installation locations: overhead console, steering column, rearview mirror, center console, and door panels.
Reliability Testing
Comprehensive testing to ensure performance in automotive conditions.
Temperature Testing
High temperature: +85°C for 240 hours. Low temperature: -40°C for 240 hours. Thermal shock cycling.
ESD Testing
Contact discharge: ±6kV. Air discharge: ±8kV. No performance degradation after testing.
Humidity Testing
Damp heat testing at 60°C, 90-95% relative humidity for 240 hours.
Drop Testing
5 drops from 1.0 meter height onto marble floor without packaging.
Vibration Testing
10-55Hz vibration with 1.52mm amplitude, 2 hours each in X and Y directions.
Performance Validation
All microphones tested for sensitivity, frequency response, and noise characteristics.
Evaluation Criteria
After all tests, sensitivity change must not exceed ±3dB from initial value, with no visible damage or operational issues.
Key Specifications
Typical performance characteristics of our automotive microphones.
|
Sensitivity |
-45±2 dB (0dB=1V/Pa @1kHz) |
|
Directivity |
Uni-directional |
|
Impedance |
2.2K Ω maximum |
|
Signal-to-Noise Ratio |
58 dB minimum (A-weighted) |
|
Operating Voltage |
1.5V standard, 1.0-10.0V range |
|
Current Consumption |
500 μA maximum |
|
Frequency Response |
Optimized for voice range (100Hz-10kHz) |
Detailed specifications available upon request. Performance may vary based on specific model and application conditions.
Contact Us
For samples, pricing, or technical inquiries about our automotive microphone components.