○  microphone
○  speaker
      ◎   MICRO SPEAKER
      ◎   LOUDSPEAKER
○  buzzer
      ◎   PIEZO BUZZER
      ◎   MAGNETIC BUZZER
○  ultrasonic piezo
○  piezo ceramic disc
 

products Name

 FT-15T-6.0A1...

PIEZO-CERAMIC TWEETER

Outline Dimensions


Normal Temperature Characteristics

Part Number

Resonant Frequency(KHz) Resonant Impedance(Ωmax) Capacitance
(PFat1kHz)
Input Voltage
(Vp-pmax)
Metalplate
Diameter
(D)mm
Ceramicplate
Diameter
(d)mm
Metalplate
Thickness
(t)mm
Total
Thickness
(T)mm

FT-21T-3.8A3

3.8 ± 0.5 150 80000±30% 30 21 20 0.10 0.35
140000±30% 0.33
FT-23T-3.1A3 3.1 ± 0.5 100 9000±30% 23.5 22 0.10 0.35
150000±30% 0.33
FT-23T-4.0A3 4.0 ± 0.5 50 160000±30% 23 22.5 0.15 0.40
FT-27T-2.8A3 2.8 ± 0.5 200 100000±30% 27 25 0.10 0.35
210000±30% 0.30
FT-27T-3.2A3 3.2 ± 0.5 100 80000±30% 27 20 0.10 0.35
140000±30% 0.33
FT-31T-2.5A3 2.5 ± 0.5 100 100000±30% 31 25 0.10 0.35
210000±30% 0.33
FT-40T-3.0A3 3.0 ± 0.5 100 100000±30% 40 30 0.10 0.35
200000±30% 0.33
 
PIEZO-CERAMIC BUZZER
SQUARE

Outline Dimensions


Normal Temperature Characteristics

Part Number

Resonant
Frequency
(KHz)
Resonant
Impedance
(Ωmax)
Capacitance
(PFat1kHz)
Input
Voltage
(Vp-pmax)
Metalplate
Diameter
(D)mm
Ceramicplate
Diameter
(d)mm
Metalplate
Thickness
(t)mm
Total
Thickness
(T)mm
FT-13T-10D3 10.0±1.5 80 25000±30% 30 13 × 13 12.5×12.5 0.10 0.40

 FT-23T-4.0D3

4.0±0.5 60 65000±30% 30 23 × 23 21 × 21 0.10 0.50

 
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