7BB-12-9 Murata, 7BB-12-9 Datasheet - Page 31
![Speakers & Transducers ACOUSTIC ELEMENT](/photos/17/61/176184/96148p04_sml.jpg)
7BB-12-9
Manufacturer Part Number
7BB-12-9
Description
Speakers & Transducers ACOUSTIC ELEMENT
Manufacturer
Murata
Series
7BBr
Datasheet
1.PKM13EPYH4000-A0.pdf
(39 pages)
Specifications of 7BB-12-9
Magnet Material
Brass
Diameter
12 mm
Frequency Range
9 KHz
Impedance
1000 Ohms
Capacitance
8nF
External Diameter
12mm
Resonant Frequency
9kHz
Transducer Function
Diaphragm
Length/height, External
0.1mm
Outer Diameter
12mm
Sensor Operating Frequency
8kHz To 10kHz
Rohs Compliant
Yes
Operating Temperature Max
70°C
Operating Temperature Min
-20°C
Operating Frequency Range
8kHz To 10kHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
8
Please read CAUTION and Notice in this catalog for safety. This catalog has only typical specifications. Therefore you are requested
to approve our product specification or to transact the approval sheet for product specification, before your ordering.
1. Washing of the component is not acceptable, because
2. Please do not cover the hole with tape or other
3. There should not be any obstacle within 15mm from
1.The component may be damaged if mechanical stress
2.Resistors should not be connected in series to the power
30
Piezoelectric Buzzers Notice
Notice (Soldering and Mounting)
it is not sealed.
obstacle as this will produce irregular oscillation.
top of the component as this will produce irregular
oscillation.
Notice (Handling)
over this specification is applied.
supply as this will produce irregular oscillation. When
resistor is necessary to control sould volume, use
capacitor (1 F) parallel with the buzzer together.
+Vdd
Buzzer
Capacitor
(1 F)
P37E17.pdf 02.3.6