Microphone, Angular response, Measurement circuit – BeStar BCM6022OLFC-40-01 User Manual
Page 3: Drawing, C:1μ
C
A
6
Rev.
Date
5
Drawn
B
Approved by:
4
Note
Date:
Checked by:
Drawn by:
3
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1
11.09.06
BCM6022OLFC-40-01
王焕焕
120
60
30
90
★Angular Response
BCM6022OLFC-40-01
150
RL=2.2K
ECM unit
Shield Case
Terminal 2
C1
10pF
C2
33pF
FET impedance
Converter
3.Measurement Circuit:
Terminal 1
Earth
Power Supply 2.0V
-
+
Output
C:1μ
F
220
330
0
300
270
210
180
DRG NO:
Page:3 of 6
A
Microphone
BS/TEM01.124B
王焕焕
10.04.27
徐 波
张秀琴
Acoustics & Sensor
B
11.09.06
王焕焕
D
E
2.Drawing
Terminal 1 "-"
signal wire （UL 1571 28
＃）
3
±0.5
2.5
±0.5
max
Ø1.5
shleldlng layer
metal net
insulated layer
insulated layer
PVC JL Black
max 0.5mm tin
2.2
±0.1
32
±3
Ø
6
.0
±
0
.1
Terminal 2 "+"