Item # AMM-2738-B-EB-R, 90 Microampere (?A) Current Consumption and 62 Decibels (dB) Signal to Noise Ratio Microelectromechanical Systems (MEMS) Wide-Band Microphone On PUI

Unit of Measure

Specifications | Absolute Maximum Ratings | Reliability Testing | Note

Available	N/A
Manufacturer Stock	N/A
Brands	N/A PUI Audio™
Manufacturer	N/A PUI Audio�, Inc.
Sensitivity (1 Kilohertz (kHz) Frequency at 50 Centimeter (cm))¹	N/A -38 dB
Sensitivity Tolerance (±) (1 Kilohertz (kHz) Frequency at 50 Centimeter (cm))²	N/A 1 dB
Direct Current (DC) Rated Voltage	N/A 2 V
Direct Current (DC) Operating Voltage Range	N/A 1.5 to 3.6 V
Output Impedance at 1 Kilohertz (kHz) Frequency	N/A 300 Ω
Current Consumption at 2 Volts (V) Direct Current (DC) Voltage	N/A 90 µA
Current Consumption at 3.6 Volts (V) Direct Current (DC) Voltage	N/A 200 µA
Signal to Noise Ratio³	N/A 62 dB
Decreasing Voltage⁴	N/A 0.5 dB
Frequency Range	N/A 20 to 20000 Hz
Total Harmonic Distortion⁵	N/A 0.5 %
Acoustic Overload Point (AOP) Sound Pressure Level (SPL)⁶	N/A 125 dB
Directivity	N/A Omni-Directional
Environmental Compliances	N/A Halogen Free Restriction of Hazardous Substances (RoHS)
Power Supply Rejection⁷	N/A -90 dB
Operating Temperature (VDD < 3 VDC)	N/A -40 ~ +100 ºC
Operating Temperature (VDD > 3 VDC)	N/A -40 ~ +70 ºC
Storage Temperature	N/A -40 ~ 125 ºC

Maximum Direct Current (DC) Voltage on Any Pin	N/A 4 V
Maximum Sound Pressure Level	N/A 160 dB
Maximum Mechanical Shock	N/A 10000 G
Maximum Vibration	N/A Pre-MIL-STD-883 Method 2007, Test Condition B

Simulated Reflow (Without Solder)	N/A Samples for qualification testing require 3 passes 260 ±5 ºC reflow solder profiles. 2 hours of setting time is required between each reflow profile test.
Static Humidity	N/A Precondition at +25 ºC for 1 hour. Expose to +85 ºC with 85% relative humidity for 1000 hours. Finally, dry at room ambient for 3 ±1 hour before taking final measurement.
Temperature Shock	N/A Each cycle shall consist of 30 minutes at -40 ºC, 30 minutes at +125 ºC with 5 minutes transition time. Test duration is for 30 cycles, starting from cold to hot temperature.
Electrostatic-Sensitive Device (ESD) Sensitivity	N/A Perform ESD sensitivity threshold measurements for each contact according to MIL-STD-883G, Method 3015.7 for Human Body Model. Identify the ESD threshold levels indicating passage of 8000V Human Body Model.
Vibration Test	N/A Vibrate randomly along three perpendicular directions for 30 minutes in each direction, 4 cycles from 20~2000 Hz with a peak acceleration of 20 Gs.
Drop Test	N/A Drop samples from 1.5 m height onto a steel surface, total 18 times and inspected for mechanical damage.
Shock Test	N/A Subject samples to half-sine shock pulses (3000 ±15 % Gs for 0.3 ms) in each direction, for a total of 18 shocks.
Operation Life	N/A Subject samples to +125 ºC for 168 hours under full maximum rated voltage

Microphone frequency response and sensitivity shall not deviate more than ±3 dB.

Available