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PCRT21ASX Datasheet - Page 9

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



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Piezoelectric Acoustic Generators
Piezo Ceramic Elements - External Drive Type
Dimensions:
A type - 2 Electrodes
Note: See specifications for
values of A, B, C, etc.
Temperature Characteristics (KBS-27DA-5A)
RESONANT FREQUENCY (
5
0
-5
-10
-20
0
20
40
TEMPERATURE ( C)
8
Features:
1) Wide variety of tones possible by
connection to external circuits.
2) Low power consumption, thin, light-
weight
3) No-contact design makes element
highly reliable and eliminates noise
problems
Applications:
1) Clocks, electronic calculators,
pocket alarms, cameras.
2) Equipment containing microproces-
sors (microcomputers, microwave
ovens, TVs, stereos, automobiles,
etc.)
3) Telecommunications equipment
(facsimile machines, telephones)
4) Electronic medical equipment
C type - 2 Electrodes with Lead Wires
Available Lead Wire Options
W: Thickness
L: Length (mm) 50
S: Strip Part
C: Color
f
)
r
20
10
0
-10
60
80
-20
How To Order:
KBS - 20 DA - 7 A S - 1
1
2
3
4
5
6
1 Model
2 Diameter (mm), eg. 20
3 Piezo Ceramic Element
4 Resonant Frequency in kHz
5 2 Electrode Types
A = Element only
C = With lead wires
6 Metal Disc Material
S = Stainless Steel
Blank = Brass
7 Modifier code for lead wire spec.
AWG-32 (UL-1571)
5, 75
5, 100
10, 125
10, 150
3
1, 5
1
red, black, blue
TEMPERATURE CHARACTERISTICS
(CAPACITANCE: C d )
0
20
40
60
80
TEMPERATURE ( C)
7
15

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