This document contains data proprietary to PUI Audio Inc. Any use or reproduction, in any form, without prior written permission of PUI Audio Inc. is prohibited. 2019, PUI Audio Inc. Data Sheet AMM-2742-T-R Specifications Parameters Values Units Sensitivity (1 kHz 50cm) 0 dB=1V/Pa -42 1 dB Rated Voltage 2 VDC Operating Voltage Range 1.5 to 3.6 VDC Output Impedance ( 1 kHz) 300 Current consumption (at 2 VDC/at 3.6 VDC) 80/150 A Signal-to-Noise Ratio (1kHz, 94 dB input, A-weighted) 59 dB Decreasing Voltage (0 dB=1V/Pa, 3.6 to 1.5 VDC) 0.5 dB Frequency Range 20 20,000 Hz Total Harmonic Distortion (94 dB 50cm, 1 kHz) 0.5% - Acoustic Overload Point (AOP) (50cm, 1kHz, 10% THD) 123 dB Directivity Omnidirectional See page 5 for soldering Acceptable Soldering Methods Reflow Solder information Environmental Compliances RoHS/Halogen Free Power Supply Rejection (PSR, 100 mVpp Square Wave 217 Hz, A-weighted) -90 dB Weight <0.3 Grams Operating Temperature (VDD < 3 VDC) -40 ~ +100 C Operating Temperature (VDD > 3 VDC) -40 ~ +70 C Storage Temperature -55 ~ +150 C MSL (Moisture Sensitivity Level)* 1 - *MSL level dependent on product remaining in sealed packaging until use Absolute Maximum Ratings Parameters Values Units Max Voltage on Any Pin 4 VDC Max Sound Pressure Level 160 dB Max Mechanical Shock 10,000 Gs Max Vibration Pre-MIL-STD-883 Method 2007, Test Condition B PUI Audio, Inc., 3541 Stop Eight Road, Dayton, OH 45414 Tel: (937) 415-5901 Fax: (937) 415-5925 This document contains data proprietary to PUI Audio Inc. Any use or reproduction, in any form, without prior written permission of PUI Audio Inc. is prohibited. 2019, PUI Audio Inc. Measurement Method (with speaker spaced 50cm from microphone) Recommended Drive Circuit Typical Frequency Response PUI Audio, Inc., 3541 Stop Eight Road, Dayton, OH 45414 Tel: (937) 415-5901 Fax: (937) 415-5925