MB9750USB-4 Datasheet, PDF (1/2 Pages) Knowles Electronics – Electrical Characteristics Test Condition (Vs= 1 . 5 V, RL= 0 . 6 8 k ohm, Ta=20°C, RH=65%)

PRODUCT SPECIFICATION
Doc: _MB9750USB-4
This specification applies to the electret condenser microphone outlined within this document.
Model Number:
MB9750USB-4
I. Electrical Characteristics Test Condition (Vs= 1.5 V, RL= 0.68 k ohm, Ta=20°C, RH=65%)
ITEM
SYMBOL TEST CONDITION MINIMUM STANDARD MAXIMUM
Sensitivity
S
f=1kHz, Pin=1Pa
-50
-47
-44
Impedance
Zout f=1kHz, Pin=1Pa
2.2
Directivity
UNIIDIRECTIONAL
Current Consumption
I
0.5
S/N Ratio
Sensitivity Reduction
Frequency Range
S/N (A)
∆S
f=1kHz, Pin=1Pa
A Curve
f=1kHz, Pin=1Pa
Vs= _{1.5 - 1.0}
55
-3
100-10,000
Frequency Response
UNITS
dB
0dB=1V/Pa
kΩ
mA
dB
dB
Hz
Schematic Diagram of
Circuit
II. Mechanical Characteristics
Dimensions
∅ 9.7 x 5.0
See Drawing in Section IV
Weight
Less than 1.0 g
Solderering Heat Shock To be no interferance in operation after soldering temperature exposure at 330°C +/-10°C
for below 2 seconds.
Terminal Mechanical
Strength
The soldering time must be less than 2 seconds each pad, and soldering pull must be larger
than 0.5Kg each pad.
Absolute Maximum
Ratings
Operating Voltage
Vs (V)
10
Storage Temperature Operation Temperature
Range
Range
Tstg °C
Tope °C
-40°C to +85°C
-30°C to +70°C
Issued Date:
2005/6/15
Version: ^A