10PCS 35MM 50MM Piezoelectric Piezo Ceramic Wafer Plate 12MM 15MM 18MM 20MM 27MM 35MM with Wire for Buzzer Loudspeake

Customer

Spec.50T#18*25A#25

1

RESONANT FREQUENCY

3.2┬▒0. 3KHZ

2

RESONANT IMPEDANCE

Ôëñ200╬®

3

STATIC CAPACITY

42000 ┬▒30%PF

4

PLATE MATERIAL

BRASS

5

Diameter of metal plate

50 + 0. 1

6

Ceramic piece diameter

25┬▒0. 2

7

Metal plate thickness

0. 18 + 0. 02

8

Total thickness

0. 45┬▒0. 03

9

ALLOWABLEINPUT VOLT

Vp-p max 1.5-30v

10

OPERATING TEMP

-20Ôäâ ÒÇ£70Ôäâ

11

Appearance Quality

Smooth and clean, no obvious mechanical damage.

12

Welding strength of silver layer

After welding 0.15 x 7 multi-stranded wires, bear the tensile force of 2.5N in the vertical direction and 20N in the horizontal direction, the silver layer has no mechanical damage.

13

Bond strength

After the diameter of the connected tiles is bent, no tiles will fall off. but cracks are allowed