Characteristics, 1 features, 3 test method – BeStar SMT5050-03H02 LF User Manual
Page 2: Transducer, No. item specifications 1 rated voltage 3vo, P2 operating voltage range 2-4vo, 8 storage temp ...+80, Standard text fixture, Buzzer, Recommended circuit
![background image](/manuals/321307/2/background.png)
A
08/07/09
魏奉玲
08/07/09
陶红仲
BS/TET01.544A
SMT5050-03H02 LF
SMT5050-03H02 LF
1
2
3
4
5
6
H
G
F
E
H
1. Characteristics
1.1 Features
G
F
E
1.2 Electrical and Mechanical Characteristics
1. SMD;thinner , smaller size
2. High S.P.L.; and clear sound
3. Reflowable;RoHS complant
4. Tape & Reel supply
5. Minimum quantity (one reel): 2000 pcs.
D
C
Sounder
Ec+
1.32.Standard text Fixture
No reaction in space with in 400mm in all direction
B
buzzer
Date:
Drawn by:
400
mm
100mm
D
C
1.31.Recommended Circuit
1.3 Test method:
1.0K
8050
black
Square
signal
generator
B
red
the following are examples of externally driven circuits.
A
Page:1of 8
1
2
Checked by:
Approved by:
3
4
Transducer
Note
Drawn
5
Date
REV.
A
6
No. Item Specifications
1 Rated Voltage 3Vo
-
p
2 Operating Voltage range 2-4Vo
-
p
3 Rated Frequency 4000Hz
4
Rated
Current max.110mA
5 Coil Resistance 12
±3
Ω
6 a) Sound Pressure Level at 10cm min.75dB
7 Operating Temperature -20...+70
℃
8 Storage Temp. -30...+80
℃
9 Weight 0.6 g
a)Value applying rated voltage (4000Hz,1/2 duty,square wave)
T
h
is
p
ri
n
t
and
i
n
fo
rm
a
ti
on
t
he
re
i
n
a
re
p
rop
ri
e
ta
ry
t
o
B
e
s
ta
r E
le
c
tr
on
ics
I
ndu
s
tr
y
C
o
.,
L
td.
and
s
ha
ll
no
t
be
u
s
ed
i
n
w
ho
le
o
r
in
p
a
rt
w
it
hou
t
it
s
wr
itt
en
c
on
tent
魏奉玲
张秀琴