20 Hz ~ 20 kHz Analog Microphone Electret Condenser 3 V ~ 10 V Omnidirectional (-44dB ±2dB) PC Pins JLI 140A HD microphone microphone capsule The CMA-4544PF-W is an electret condenser microphone designed for compact audio capture applications. It features high sensitivity, low noise characteristics, and stable frequency response, making it suitable for voice recording, communication devices, and embedded audio systems. The device integrates a permanently charged electret diaphragm with a built-in FET preamplifier, enabling reliable signal output with minimal external circuitry. Key Features Electret condenser microphone element High sensitivity and signal-to-noise ratio Omnidirectional pickup pattern Compact, low-profile package Built-in FET impedance converter Stable performance over temperature range RoHS compliant Electrical Characteristics Operating Voltage: typically 2.0 V (range: 1.5 V to 10 V) Current Consumption: typically 0.5 mA Sensitivity: typically -44 dB ±3 dB (at 1 kHz, 0 dB = 1 V/Pa) Signal-to-Noise Ratio: typically 60 dB Output Impedance: typically 2.2 kΩ Frequency Response: 20 Hz to 16 kHz Acoustic Characteristics Directivity: Omnidirectional Maximum Sound Pressure Level: typically 110 dB SPL Equivalent Noise Level: typically 34 dB SPL Mechanical Characteristics Package Type: Through-hole cylindrical metal can Dimensions: approximately 4.5 mm diameter × 4.4 mm height Mounting Type: PCB through-hole Terminal Configuration: Two-pin (signal and ground) Environmental Specifications Operating Temperature Range: -20°C to +70°C Storage Temperature Range: -40°C to +85°C Applications Voice recording devices Mobile and handheld electronics Intercom and communication systems Embedded audio input modules IoT and consumer electronics Pin Configuration Pin 1: Output (Vout) Pin 2: Ground (GND / Case) Compliance RoHS compliant Suitable for general consumer electronics use #commonpartslibrary #audio #microphone #analog #condenser

20 Hz ~ 20 kHz Digital, I²S Microphone MEMS (Silicon) 1.5 V ~ 3.6 V Omnidirectional (-26dB ±1dB) Solder Pads #commonpartslibrary #audio #microphone

Analog Microphone Electret Condenser 2 V ~ 10 V Omnidirectional (-35dB ±4dB) PC Pins #commonpartslibrary #audioproduct #microphone

20 Hz ~ 19 kHz Digital, PDM Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-36dB ±1dB @ 94dB SPL) Solder Pads #commonpartslibrary #microphone #audio

20 Hz ~ 20 kHz Digital, PDM Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-36dB ±1dB @ 94dB SPL) Solder Pads The IM69D130V01XTSA1 is a high-performance digital MEMS microphone designed for applications requiring compact size, low power consumption, and reliable acoustic performance. The device integrates a MEMS sensing element with signal conditioning and digital output functionality within a surface-mount package suitable for automated assembly processes. The component is intended for use in voice-enabled systems, consumer electronics, industrial equipment, communication devices, and embedded audio applications where consistent sensitivity, low noise operation, and environmental robustness are required. The microphone supports digital audio interfacing and is optimized for far-field voice capture and speech recognition environments. The device construction is designed to provide stable operation under standard environmental and mechanical conditions. It is compatible with modern PCB manufacturing processes and supports integration into space-constrained electronic assemblies. Electrical and acoustic characteristics are engineered to maintain reliable performance across varying operating conditions. The component complies with standard electronic manufacturing and handling requirements for moisture sensitivity, electrostatic discharge protection, and reflow soldering compatibility. Proper PCB layout, grounding practices, and acoustic port alignment are recommended to achieve optimal system-level performance. #CommonPartsLibrary #Audio #MEMS #Microphone