No. Item Specifications
SMT0901H04BSLF SMT0903H04BSLF SMT-0905H04BSLF
1 Rated Voltage(Vp-p) 1.5V 3 5
2 Operating Voltage(Vp-p) 1~2V 2~4 4~6
3 a) Current Consumption(mA) Max. 110 Max. 80
4 a) Sound Pressure Level (dB)at 10cm min.80 min.85
5 Rated Frequecy(Hz) 2730
6 Coil Resistance(ohm) 5 2 16 3 30 3
7 Operating Temperature ( C) -20...+60
8 Storage Temperature ( C) -30...+70
9 Weight(g ) 0.6
a)Value applying at rated voltage(2730Hz,1/2duty,square wave)
★Electrical and Mechanical Characteristics
SMT0901H04BS LF
SMT0903H04BS LF
SMT0905H04BS LF
1. Characteristic
06/11/11
REV.
A
A
www.be-star.com wu@be-star.com
6 5
Drawn
王善梅
Date
03/10/27
Note
4 3
Checked by:
Approved by:
Drawn by:
Date:
程久生
韩学慧
邵 凯
Page:1 of 6
BS/TET01.157B
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Transducer
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This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
and shall not be used in whole or in part without its written content
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06/11/11 韩学慧
SMT0901H04BS LF
SMT0903H04BS LF
SMT0905H04BS LF
B
Rohs
Sounder
Ec+
1.32.Standard text Fixture
No reaction in space with in 400mm in all direction
buzzer
400mm
100mm
1.31.Recommended Circuit
1.1 Test method:
1.1K
8050
black
Square
signal
generator
red
the following are examples of externally driven circuits.