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Piezo-ceramic Buzze
Piezoelectric Ceramic Buzzers(Piezoelectric diaphragms) is a basic electronic sound component. It has the advantages of simple structure, stable performance and high reliability. It is not only the core element of piezoelectric buzzers and the alarms, but also used as shock sensors in many sensitive equipments.
Outline Dimensions
Test Circuit

FT--27 T ---4.3 - A 1
---1
(1) (2) (3) (4) (5) (6) (7)
(1)--Piezoelectric Ceramic Buzzer
(2)--Metal Plate.Diameter: mm
(3)--Metalic Material: T:Brass G:Stainless Steel
(4)--Resonant Frequency: (KHz)
(5)--Electrode Form: A:Full B:Feedback C:Ring D:Square E:Rec Longle
(6)--Product Construction: 1.Plane 2.Plats Structure 3.Dual-Plane 4.Dual-Plane With Coit 5.Special-Shape
(7)--Serial Number:1~19---General Type 20~29---High Temperature Type 30~39---High Voltage Type 40~49---Hight Temperture and High Voltage Type W--One Side Coating With Lead Wire Type
Part Number |
Resonant Frequency (KHz)
|
Resonant
Impedance (Ωmax) |
Capacitance
(nF) |
Input
Voltage (Vp -pmax) |
Operating |
Metalplate
Diameter (D)mm |
Ceramicplate
Diameter (d)mm |
Metalplate
Thickness (t)mm |
Total
Thickmess (T)mm |
FT-10.5N-7.3A1-1 |
7.3 ± 0.5 |
1000 |
11±30% |
30 |
-20±+70 |
Φ10.5 |
Φ8 |
0.05 |
0.12 |
FT-10.5N-7.9A1-1 |
7.9 ± 0.4 |
1000 |
5.5±30% |
-20±+70 |
Φ10.5 |
Φ8 |
0.05 |
0.12 |
|
FT-12T-4.9A1-1 |
4.9 ± 0.5 |
1000 |
15±30% |
-20±+70 |
Φ12 |
Φ9 |
0.05 |
0.11 |
|
FT-12T-4.9B1-1 |
4.9 ± 0.5 |
1000 |
13±30% |
-20±+70 |
Φ12 |
Φ9 |
0.05 |
0.11 |
|
FT-12N-5.5B1-20 |
5.5 ± 0.5 |
1000 |
13±30% |
-20±+260 |
Φ12 |
Φ9 |
0.05 |
0.11 |
|
FT-12N-5.5A1-21 |
5.5 ± 0.5 |
1000 |
15±30% |
30 |
-20±+260 |
Φ12 |
Φ9 |
0.05 |
0.11 |
FT-12T-7.3A1-1 |
7.3 ± 0.4 |
400 |
15±30% |
-20±+70 |
Φ12 |
Φ9 |
0.08 |
0.16 |
|
FT-12T-8.5A1-1 |
8.5 ± 0.5 |
550 |
10±30% |
-20±+70 |
Φ12 |
Φ9 |
0.1 |
0.21 |
|
FT-12T-90.5A1-1 |
9.05 ± 0.45 |
550 |
10±30% |
-20±+70 |
Φ12 |
Φ9 |
0.11 |
0.22 |
|
FT-12T-8.5A1-20 |
8.5 ± 0.6 |
550 |
10±30% |
-20±+260 |
Φ12 |
Φ9 |
0.1 |
0.20 |
|
FT-13T-10D3-1 |
10±1 |
70 |
25±30% |
30 |
-20±+70 |
13*13 |
12.9*12.9 |
0.13 |
0.48 |
FT-13T-12.5D3-1 |
12.5±1 |
100 |
25±30% |
-20±+70 |
13*13 |
12.9*12.9 |
0.20 |
0.60 |
|
FT-14.2N-4.5D1-20 |
4.9±0.5 |
300 |
14±30% |
-20±+260 |
14.2*14.2 |
Φ12 |
0.10 |
0.22 |
|
FT-15T-6.0A1-1 |
6.0±0.5 |
400 |
14±30% |
-20±+70 |
Φ15 |
Φ11.2 |
0.10 |
0.23 |
|
FT-15T-9.5D3-1 |
9.5±1 |
600 |
15±30% |
-20±+70 |
Φ15 |
Φ11.2 |
0.12 |
0.35 |
|
FT-20T-3.8A1-1 |
3.8±0.5 |
400 |
25±30% |
30 |
-20±+70 |
Φ20 |
Φ15 |
0.10 |
0.22 |
FT-20T-3.8B1-1 |
3.8±0.5 |
400 |
20±30% |
-20±+70 |
Φ20 |
Φ15 |
0.10 |
0.22 |
|
FT-20T-4.0A1-1 |
4.0±0.5 |
400 |
25±30% |
-20±+70 |
Φ20 |
Φ15 |
0.10 |
0.22 |
|
FT-20T-5.5A1-1 |
5.5±0.5 |
300 |
24±30% |
-20±+70 |
Φ20 |
Φ15 |
0.25 |
0.25 |
|
FT-20T-6.0A1-4 |
6.0±0.5 |
300 |
12±30% |
-20±+70 |
Φ20 |
Φ15 |
0.21 |
0.21 |
|
FT-20T-6.6A1-2 |
6.6±0.6 |
300 |
10±30% |
30 |
-20±+260 |
Φ20 |
Φ15 |
0.23 |
0.42 |
FT-20.2T-3.6A1-1 |
3.6±0.5 |
500 |
20±30% |
-20±+70 |
Φ20.2 |
Φ14 |
0.10 |
0.22 |
|
FT-21T-3.4A1-1 |
3.4±0.5 |
300 |
25±30% |
-20±+70 |
Φ21 |
Φ15 |
0.10 |
0.23 |
|
FT-21T-3.0A1-1 |
3.0±0.5 |
400 |
25±30% |
-20±+70 |
Φ21 |
Φ15 |
0.10 |
0.22 |
|
FT-23T-4.0D3-1 |
4.0±0.5 |
60 |
65±30% |
-20±+70 |
23*23 |
21*21 |
0.10 |
0.50 |
|
FT-23.5T-3.9A6-1 |
3.9±0.4 |
40 |
160±30% |
30 |
-20±+70 |
Φ23.5 |
Φ23 |
0.141 |
0.38 |
FT-23.5T-3.9A6-2 |
3.9±0.4 |
40 |
220±30% |
-20±+70 |
Φ23.5 |
Φ23 |
0.14 |
0.38 |
|
FT-23.3T-4.2A6-1 |
4.2±0.4 |
70 |
160±30% |
-20±+70 |
Φ23.3 |
Φ23 |
0.17 |
0.42 |
|
FT-27T-2.3A1-1 |
2.3±0.5 |
400 |
45±30% |
-20±+70 |
Φ27 |
Φ20 |
0.10 |
0.23 |
|
FT-27T-2.8B1-1 |
2.8±0.5 |
400 |
30±30% |
-20±+70 |
Φ27 |
Φ20 |
0.15 |
0.30 |
|
FT-27T-2.8A1-1 |
2.8±0.5 |
400 |
35±30% |
30 |
-20±+70 |
Φ27 |
Φ20 |
0.15 |
0.30 |
FT-27T-2.8A3-1 |
2.8±0.5 |
100 |
120±30% |
-20±+70 |
Φ27 |
Φ25 |
0.10 |
0.35 |
|
FT-27T-3.5A1-1 |
3.5±0.5 |
200 |
25±30% |
-20±+70 |
Φ27 |
Φ20 |
0.20 |
0.40 |
|
FT-27T-4.0A1-1 |
4.0±0.5 |
200 |
25±30% |
-20±+70 |
Φ27 |
Φ20 |
0.23 |
0.43 |
|
FT-27T-4.5A1-1 |
4.5±0.5 |
200 |
25±30% |
-20±+70 |
Φ27 |
Φ20 |
0.30 |
0.55 |
|
FT-27T-4.0B1-1 |
4.0±0.5 |
300 |
20±30% |
30 |
-20±+70 |
Φ27 |
Φ20 |
0.23 |
0.43 |
FT-27T-3.5A1-1 |
3.5±0.5 |
300 |
20±30% |
-20±+70 |
Φ27 |
Φ20 |
0.20 |
0.40 |
|
FT-27T-2.5A1-1 |
2.5±0.5 |
300 |
45±30% |
-20±+70 |
Φ27 |
Φ20 |
0.15 |
0.28 |
|
FT-31T-1.6A1-1 |
1.6±0.5 |
400 |
45±30% |
-20±+70 |
Φ31 |
Φ20 |
0.10 |
0.22 |
|
FT-31T-1.4A1-1 |
≤1.4 |
800 |
45±30% |
-20±+70 |
Φ31 |
Φ20 |
0.09 |
0.20 |
|
FT-21N-1.4A1-1 |
1.4±0.2 |
400 |
45±30% |
30 |
-20±+70 |
Φ32 |
Φ20 |
0.10 |
0.23 |
FT-31T-2.5A3-1 |
2.5±0.5 |
100 |
120±30% |
-20±+70 |
Φ31 |
Φ25 |
0.10 |
0.25 |
|
FT-32N-1.1A1-1 |
1.1±0.2 |
800 |
47±30% |
-20±+70 |
Φ32 |
Φ20 |
0.10 |
0.23 |
|
FT-32N-1.2A1-20 |
1.2±0.3 |
800 |
47±30% |
-20±+150 |
Φ32 |
Φ20 |
0.10 |
0.23 |
|
FT-32N-1.3A1-1 |
1.3±0.2 |
800 |
47±30% |
-20±+70 |
Φ31 |
Φ20 |
0.10 |
0.23 |
|
FT-32T-3.2A3-1 |
3.2±0.3 |
100 |
140±30% |
30 |
-20±+70 |
Φ32 |
Φ30 |
0.20 |
0.58 |
FT-32T-2.3A6-1 |
2.3±0.3 |
100 |
240±30% |
-20±+70 |
Φ32 |
Φ31.5 |
0.10 |
0.42 |
|
FT-32T-2.3A6-30 |
2.3±0.3 |
100 |
≥240 |
-20±+70 |
Φ32 |
Φ31.5 |
0.10 |
0.42 |
|
FT-32T-2.3A6-40 |
2.3±0.3 |
100 |
240±30% |
-20±+150 |
Φ32 |
Φ31.5 |
0.30 |
0.42 |
|
FT-35T-2.9B1-1 |
2.9±0.5 |
200 |
25±30% |
-20±+70 |
Φ35 |
Φ25 |
0.30 |
0.58 |
|
FT-35T-2.9A1-1 |
2.9±0.5 |
200 |
25±30% |
30 |
-20±+70 |
Φ35 |
Φ25 |
0.10 |
0.58 |
FT-41T-1.0A1-1 |
1.0±0.3 |
1000 |
68±30% |
-20±+70 |
Φ41 |
Φ25 |
0.10 |
0.23 |
|
FT-41T-2.55A1-1 |
2.55±0.25 |
250 |
68±30% |
-20±+70 |
Φ41 |
Φ25 |
0.10 |
0.23 |
|
FT-41T-1.7A1-1 |
1.7±0.3 |
500 |
66±30% |
-20±+70 |
Φ41 |
Φ25 |
0.25 |
0.45 |
|
FT-50T-1.02A1-1 |
1.02±0.3 |
1000 |
60±30% |
-20±+70 |
Φ50 |
Φ25 |
0.24 |
0.38 |
SITE MAP
F.A.Q
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