7BB-12-9 Murata, 7BB-12-9 Datasheet - Page 11

• Manufacturer Part Number: 7BB-12-9
• Description: Speakers & Transducers ACOUSTIC ELEMENT
• Manufacturer: Murata
• Series: 7BBr

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

2
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.
10
PKM13EPY-4002-B0
PKM17EPP-2002-B0
PKM17EPP-4001-B0
PKM17EPT-4001-B0
PKM22EP-2001
PKM22EPP-2001-B0
PKM22EPP-4001-B0
PKM22EPP-4005-B0
PKM22EPP-4007-B0
PKM22EPP-4001-B0
PKM22EPP-4007-B0
PKM22EPT-4001-B0
Continued from the preceding page.
Part Number
R11.0
1.0
[3Vp-p,4kHz,square wave,10cm]
[3Vo-p,2kHz,square wave,10cm]
[3Vp-p,4kHz,square wave,10cm]
[3Vp-p,4kHz,square wave,10cm]
[3Vp-p,2kHz,square wave,10cm]
[3Vp-p,2kHz,square wave,10cm]
[3Vp-p,4kHz,square wave,10cm]
[3Vp-p,4kHz,square wave,10cm]
[3Vp-p,4kHz,square wave,10cm]
3.5
Pressure Level
12.5
Sound
70 min.
70 min.
72 min.
75 min.
75 min.
70 min.
75 min.
75 min.
85 min.
22.0
2-
2
(dB)
R1.0
PKM22EPP-4001-B0
PKM22EPP-4002-B0
PKM22EPP-4007-B0
PKM22EPP-4012-B0
R1.0
3.5
3.5
2-
2
Part Number
Part Number
0.8
0.8
1.2
1.2
6.0
10.0
10.0
22.0
22.0
6.5
3.5
6.5
3.5
[1Vrms,4kHz,sine wave,10cm]
[1Vrms,2kHz,sine wave,10cm]
[1Vrms,4kHz,sine wave,10cm]
[1Vrms,4kHz,sine wave,10cm]
[1Vrms,2kHz,sine wave,10cm]
[1Vrms,2kHz,sine wave,10cm]
[1Vrms,4kHz,sine wave,10cm]
[1Vrms,4kHz,sine wave,10cm]
[1Vrms,4kHz,sine wave,10cm]
7.0
(In : mm)
Tol. : 0.5
(In : mm)
Tol. : 0.5
Sound Pressure
Level(Ref. only)
(In : mm)
Tol. : 0.5
0.8
0.25
3.0
70 min.
70 min.
72 min.
75 min.
75 min.
70 min.
75 min.
75 min.
85 min.
0.1
0
(dB)
PKM22EPP-4005-B0
PKM22EPT-2001-B0
Voltage Range
25 Vo-p max.
[with polarity]
Operating
(Vp-p)
25 max.
25 max.
25 max.
25 max.
25 max.
25 max.
25 max.
25 max.
Capacitance
1.0
R11.0
5.5 30%
9.5 30%
34 30%
17 30%
19 30%
12 30%
12 30%
12 30%
7 30%
[120Hz]
[120Hz]
[120Hz]
[1kHz]
[1kHz]
[1kHz]
[1kHz]
[1kHz]
[1kHz]
(nF)
3.5
3
2
12.5
1.7
3.5
3
22.0
R1.0
Continued on the following page.
Temp. Range
1.2
1.5
-20 to +70 C
-20 to +70 C
-20 to +70 C
-20 to +70 C
-20 to +70 C
-20 to +70 C
-20 to +70 C
-20 to +70 C
-20 to +70 C
Operating
0.8
6.0
10.0
22.0
P37E17.pdf 02.3.6
Temp. Range
-30 to +80 C
-30 to +80 C
-30 to +80 C
-30 to +80 C
-30 to +80 C
-30 to +80 C
-30 to +80 C
-30 to +80 C
-30 to +80 C
Storage
(In : mm)
Tol. : 0.5
3.0
7.0
0.25
Tol.: 0.5
(in mm)
0.8
0.1
0