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PCRT21ASX Datasheet - Page 15

Download or read online AVX Corporation PCRT21ASX Piezoelectric Acoustic Generators pdf datasheet.



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Piezoelectric Acoustic Generators
Tweeter Type -KBS-XX-XA/ZA
Features:
1) Compact, thin, highly efficient
2) Lower power consumption
3) Lightweight
4) Generate no magnetic flux
5) High reliability
Dimensions
XA Type (KBS-21XA Series)
Metal Disc
Piezoelectric Disc
Electrode
t
øC
øB
T
øA
Characteristics
KBS-21XA-4A
100
90
80
70
60
500
1k
2k
5k
10k
20k
Frequency (Hz)
Input Signal : 2.83Vrms Sine wave
Distance :50cm
14
Applications:
1) Tweeter
2) Car audio speakers
ZA Type (KBS-21ZA Series)
Electrode
Piezoelectric Disc
Metal Disc
øC
øE
øB
øD
øA
KBS-21ZA-4A-51
110
100
90
80
70
500
1k
2k
5k
10k
20k
Frequency (Hz)
Input Signal : 2.83Vrms Sine wave
Distance :50cm
How To Order:
KBS - 21
-
XA - 4
-
A
-
27
1
2
3
4
5
6
1 Model
2 Diameter (mm) eg. 21
3 Element Shape
XA = Unimorph
ZA = Bimorph
4 Resonant Frequency: eg. 4
5 2-Terminal Electrode Type
6 Disc Material
Blank = Brass
Measuring Method (Sound Pressure)
Paper Cone 60ø
50 cm
Microphone
Sound Level
Meter
Piezo Electric
Transducer Element

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