PKM44EWH1001C Murata, PKM44EWH1001C Datasheet - Page 10

• Manufacturer Part Number: PKM44EWH1001C
• Description: Audio Indicators & Alerts 44mm 1kHz LEAD FREE
• Manufacturer: Murata
• Series: PKBr

Specifications of PKM44EWH1001C

• Technology: Piezoelectric
• Sound Pressure Level: 75 dB
• Voltage Rating: 30 V
• Dimensions: 24.3 mm L
• Diameter: 44 mm
• Resonant Frequency: 1000 KHz
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

2
!Note
• This PDF catalog is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our
• This PDF catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
sales representatives or product engineers before ordering.
!Note
Microcomputers are widely used for microwave
ovens, air conditioners, cars, toys, timers, and other
alarm equipment. Externally driven piezoelectric
sounders are used in digital watches, electronic
calculators, telephones and other equipment. They are
driven by a signal (ex.: 2048Hz or 4096Hz) from an LSI
and provide melodious sound.
1. Low power consumption
2. No contacts therefore, no noise and highly reliable
1. Various office equipment such as PPCs, printers and
2. Various home appliances such as microwave ovens
3. Confirmation sound of various audio equipment
8
Piezoelectric Sound Components
Piezoelectric Sounders External Drive Pin Type
PKM17EPPH4001-B0
PKM22EPPH2001-B0
Features
Applications
keyboards
• 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 approve our product specifications or transact the approval sheet for product specifications before ordering.
2
2-
PKM22EPPH2001-B0
PKM22EPPH2002-B0
R1.0
PKM17EPPH4001-B0
PKM17EPPH4002-B0
R1.0
3.5
3.5
2-
2
Part Number
Part Number
0.8
0.8
1.2
1.2
10.0
10.0
22.0
17.0
6.5
3.5
6.5
3.5
(In : mm)
Tol. : 0.5
(In : mm)
Tol. : 0.5
PKM13EPYH4002-B0
PKM22EPPH4001-B0
PKM17EPP-2002-B0
PKM22EPH2001
2- 1.2
2- 3.5
2
2
10.0
2.5
17.0
2
0.5
Continued on the following page.
PKM22EPPH4001-B0
PKM22EPPH4002-B0
R1.0
3.5
PKM22EPH2001
PKM22EPH2002
PKM22EPH2003
22.0
4.0
Part Number
2
Part Number
0.8
1.2
12.6
R1.0
12.6
10.0
5.0
22.0
Terminal of
side should be connected
to hot side of D.C.
(in mm)
Tol. : 0.5
2
12.0
4.0
8.0
6.5
3.5
1.0
(In : mm)
Tol. : 0.5
(In : mm)
Tol. : 0.5
(In : mm)
Tol. : 0.5
marking
Hole Pattern
(Reference)
23.0
2- 1.5
P37E.pdf
10.1.28