BeStar FT-27T-4.0B1 - Manual (Page 2)

Metallic supporter
Storage Temperature
Operating Temperature
"Pull off"force between
silver and ceramic layer
(vertically)
"Pull off"force between
silver and ceramic layer
(horizontally)
Operating Voltage
Insulation Resistance
Static Capacitance
Resonant Impedance
Resonant Frequency
Drawn
6
Rev.
A
Date
B
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
7.
10.
9.
C
8.
6.
D
5.
2.
4.
E
3.
1.
F
No. Item
Page:02 of 07
10/05/18
FT-27T-4.0B1
Date:
邱 俊
赵 峥
李红元
www.be-star.com [email protected]
4 5 3
Checked by:
Approved by:
Drawn by:
Note
DRG NO: BS/TEY01.343A
2 1
Piezo Ceramic Element A
B
2.5N min
Brass
-40...+85°C
-40...+85°C
20N min
30Vp-p(at least)
C
D
500ohm max
Min.200M ohm
C
M-G
:23
±15%nF
C
B-G
:2.9 ±15%nF
at 120Hz/1V
4.0
±0.3KHz
Specification Condition
E
F
FT-27T-4.0B1
1.Electrical characteristics
G
H
6
博 士 達
4 5 3 2 1
G
H