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27mm 3 Pin Piezo Element

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US$ 0.03 - 0.05 MOQ: 5000 Pieces
Key Specifications
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Place of Origin:
Guangdong, China
Brand Name:
DT
Model Number:
FT-27T-3.9S1
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Guangzhou Panyu Datong Electronics Co., Ltd.
Payment & Shipping
Payment Methods:
Port of Shipment:
Guangzhou or Shenzhen
Delivery Detail:
Delivery time depends on order quantity.

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Place of Origin Guangdong, China
Brand Name DT
Model Number FT-27T-3.9S1
Type Buzzer
 
Product Description

 27mm 3 pin Piezo element

Resonant frequency              Fr

3.9±0.5KHz

Main electrostatic capacity        Cm

23000±30%pF

Feedback electrostatic capacity    Cf

2500±30%pF

Resonant impedance             R

400Ω Max

Metal plate material            

Brass

Metal plate size        (D)     mm

27.0±0.1

Metal plate thickness    (t)     mm

0.20±0.03

Ceramic diameter    (d)    mm

20.0±0.3

Total height         (T)   mm

0.42±0.05

Insulation resistance

100MΩ Min

Maximum input voltage

30Vp-p

Operating temperature range

-20℃ to +70℃

Storage temperature range

-30℃ to +80℃

 

 

Normal types of Piezo Discs 

 

Part Number

Characteristics

Dimensions (mm)

Remark

Resonant Frequency

 (KHz)

Resonant Impedance (Ω)

Capacitance

(pF)

D1

(±0.1)

T

(±0.01)

D2

(±0.2)

t

(±0.02)

H

(±0.05)

FT-200T-6.3E

6.3±0.5

≤500

15,000

20.0

0.20

15.0

0.20

0.43

Brass Plate

FT-200T-7.1E

7.1±0.5

≤300

15,000

20.0

0.20

15.0

0.25

0.48

Brass Plate

FT-270T-2.6E

2.6±0.5

≤300

70,000

27.0

0.10

22.0

0.10

0.23

Brass Plate

FT-270T-4.4E

4.4±0.5

≤400

25,000

27.0

0.17

20.0

0.25

0.45

Brass Plate

FT-310T-1.8E

1.8±0.5

≤600

60,000

31.0

0.10

20.0

0.10

0.23

Brass Plate

FT-310T-2.0E

2.0±0.5

≤300

70,000

31.0

0.10

22.0

0.10

0.23

Brass Plate

FT-347G-3.3SA1

3.3±0.5

≤400

18,000

34.7

0.30

25.0

0.25

0.58

Stainless Steel

FT-350T-2.8E

2.8±0.5

≤250

40,000

35.0

0.25

25.0

0.25

0.53

Brass Plate

FT-350T-2.9SA1

2.9±0.5

≤250

35,000

35.0

0.30

25.0

0.25

0.58

Brass Plate

FT-410T-1.3E

1.3±0.5

≤900

90,000

41.0

0.10

25.0

0.10

0.23

Brass Plate

FT-500T-1.1E

1.1±0.5

≤800

60,000

50.0

0.25

30.0

0.20

0.48

Brass Plate

FT-500T-3.1E

3.1±0.5

≤300

45,000

50.0

0.20

25.0

0.20

0.43

Brass Plate

FT-500T-3.5E

3.5±0.5

≤200

40,000

50.0

0.25

25.0

0.25

0.53

Brass Plate

 

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Guangzhou Panyu Datong Electronics Co., Ltd.
Business Type
Manufacturer
Year Established
1997
Factory Size
3,000-5,000 square meters
Total Employees
101 - 200 People
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