Characteristic, 1 electrical and mechanical characteristics – BeStar BMS3450-03LF User Manual
Page 2
No. Item Specifications
1. Rated input 0.3W
2. Maximum input 0.5W
3. Resonance Frequency 400
15%Hz
4. Frequency Response F0...5KHz
5. Impedance(at 1000Hz,1V) 50ohm
15%
6. Coil resistance 45ohm
15%
7. Output SPL (6.4V,square wave) 75 3dBA at 3000Hz,600Hz
8. Buzzes & rattles must be normal at sine wave 3.87V
9. Magnet Nd-Fe-B
12.5X1.5mm
10. Polarity Positive voltage to (+),
the diaphagm move forward
11. Frame PC
12. Storage temperature -40 C...+90 C
13. Operation temperature -40 C...+90 C
14. Weight 11g
BMS3450-01
1.1 Electrical and Mechanical Characteristics
1. Characteristic
T
hi
s
p
rin
t
and
in
fo
rm
a
tion
t
he
re
in
a
re
p
rop
rie
ta
ry
t
o
B
e
s
ta
r
E
le
c
tr
oni
cs
I
ndu
s
tr
y
C
o
.,
L
td.
and
s
hall
no
t
be
u
s
ed
in
w
hole
o
r
in
pa
rt
w
it
hou
t
its
w
ri
tt
en
c
on
tent
A
A
B
C
D
E
F
G
H
王善梅
Drawn by:
王善梅
03/11/29
DRG NO: BS/TES01.066B
Note
6
5
Rev.
Date
02/05/23
Drawn
4
3
Approved by:
Checked by:
郭 敏
莫丽丽
2
1
Page:2 of 8
Speaker
A
Date:
03/11/29
BMS3450-01
B
C
D
E
F
G
H
3
4
5
6
1
2
王善梅
B