(for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
P37E.pdf
Feb.1,2012
Piezoelectric Sound
Components
Cat.No.P37E-24
!Note
• Please read rating and
!CAUTION
(for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
P37E.pdf
Feb.1,2012
EU RoHS Compliant
All the products in this catalog comply with EU RoHS.
EU RoHS is "the European Directive 2011/65/EU on the Restriction of the Use
of Certain Hazardous Substances in Electrical and Electronic Equipment."
For more details, please refer to our website 'Murata's Approach for EU RoHS'
(http://www.murata.com/info/rohs.html).
!Note
• Please read rating and
!CAUTION
(for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
P37E.pdf
Feb.1,2012
CONTENTS
Part Numbering
Application Matrix
1
Piezoelectric Diaphragms
External Drive Type
Self Drive Type
Piezoelectric Diaphragms Notice
PIEZORINGERr and "PIEZORINGER" in this catalog are
(for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
P37E.pdf
Feb.1,2012
o
Part Numbering
Piezoelectric Diaphragms
(Part Number)
qProduct
ID
Product ID
7
wMaterial
Code
B
N
S
eProduct
Code
B
rMetal
Plate Diameter
Code
-31R2
Metal Plate Diameter
A hyphen (-) plus four-digit alphanumerics
express metal plate outer dimensions. A
decimal point is expressed by the capital letter
"R."
Product
Piezoelectric Diaphragms
iProduct
Specification
Code
L
e
oIndividual
Specification Code
Code
Individual Specification Code
These digits express a lead length, lead
number, and the presence/absence of a
connector.
Product Specification
With lead (available for RoHS)
No lead (omitted)
Metal Plate Material
Brass
Nickel Alloy
SUS
uWith
Feedback Electrode
Code
C
e
With Feedback Electrode
With Feedback Electrode
Without Feedback Electrode
Ceramic Material
-1R5
7
N
B
-31R2
r
DM
t
-1R5
y
L
10
yResonant
Frequency Type
Code
Resonant Frequency (kHz)
A hyphen (-) and three-digit alphanumerics
express resonant frequency. A decimal point is
expressed by the capital letter "R."
q w e
u i o
If there is no decimal point, the decimal point code is omitted.
If there is no decimal point, the decimal point code is omitted.
10
tForm
of Piezoelectric Style
Code
DM
Form of Piezoelectric Style
Two digits express the shape of ceramics.
If the product has no individual specification, the corresponding code is
omitted.
For an Ag electrode, this digit remains blank; the corresponding code is
omitted.
2
!Note
• Please read rating and
!CAUTION
(for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
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