BeStar BPU1440IFAH09 - Manual (Page 5)

G
H
1
D
E
F
C
B
A
1
Page:5 of 10
2
30°
3
60°
90°
A
tt
e
nu
a
ti
o
n
(dB)
-10
-15
-5
4
0°
30°
P.S
Direcivity in Overall Sensitivity
90°
5
G
H
6
OSC
D
E
F
Echo&Rest.Resonant Time test circuit
6.Test circuit
60°
BPU1440IFAH09
2
李红元
3
邹皓轩
S.C.D
Approved by:
4
Checked by:
Date:
Drawn by:
Note
OSC :Oscillator
P.S :Power supply
S.C.D :Special circuit diagram
U.S :Ultrasonic Sensor
T.G :Target
www.be-star.com [email protected]
C
B
Drawn
5
A
Rev.
6
A
Date
BESTAR ELECTRONICS INDUSTRY CO.,LTD
T
h
is
p
ri
n
t
a
n
d
i
n
fo
rm
a
tio
n
t
he
re
i
n
a
re
p
ro
p
ri
e
ta
ry
t
o
B
e
s
ta
r
E
le
c
tr
o
n
ics
I
ndu
s
tr
y
C
o
.,
L
td.
a
nd
s
h
a
ll
no
t
b
e
u
s
ed
i
n
w
h
o
le
o
r
in
pa
rt
w
ith
ou
t
it
s
w
ri
tt
en
c
on
tent
T.G
U.S
Ultrasonic Sensor
BPU1440IFAH09
DRG NO: BS/TEU01.323A
Acous tics & Sensor
倪雪晴
倪雪晴
2010.11.30
2010.11.30