PKM34EWH1101C Murata, PKM34EWH1101C Datasheet - Page 9

• Manufacturer Part Number: PKM34EWH1101C
• Description: PIEZO RINGER, 1KHZ
• Manufacturer: Murata
• Series: PKMr

Specifications of PKM34EWH1101C

• Capacitance: 40nF
• Sound Level Spl: 70dB
• Sound Level Distance: 10cm
• Svhc: No SVHC (18-Jun-2010)
• Capacitance Max: 52nF
• Connector Type: Flying Lead
• External Diameter: 35.4mm
• External Length / Height: 9.0mm
• Fixing: RoHS Compliant
• Technology: Piezoelectric
• Sound Pressure Level: 70 dB
• Voltage Rating: 40 V
• Termination Style: Wire
• Diameter: 34 mm
• Resonant Frequency: 1100 Hz
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

1
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. Applying load on the center area of the diaphragm
2. Please consult with Murata or Murata
1. Please do not touch the component with bare hand
2. The component may be damaged if mechanical stress
3. Please pay attention to protect operating circuit from
4. If DC voltage is applied to the component, silver migration
5. The resistor should be used as shown in Fig. A.
6.Please pay enough attention not to pull lead wire too
8
Piezoelectric Diaphragms Notice
Notice (Soldering and Mounting)
may cause clack in the ceramic element. When the
diaphragm is supported by edge, the load should be
only applied around edge.
representative, in case of soldering on the
component.
Notice (Handling)
because electrode may be corroded.
over this specification is applied.
surge voltage provided by something of force such as
falling, shock and temperature changing.
may occur. Please pay full attention not to subject the
component to DC voltage for long periods.
A suitable resistance value should be chosen, preferably
1k to 2k . Instead of this measure, a diode may also be
applied as shown in Fig. B.
much because wire may be broken or soldering point may
come off.
IC
Fig.A
IC
Fig.B
R
P37E17.pdf 02.3.6