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