User guide

123456
BSP1109-05H1.7J LF
No. Item Specification
1. Rated Voltage(Square Wave) 5 Vp-p
2. Operating Voltage 1...25Vp-p
a)Operating current at 1~25Vp-p max.4.5mA
4. Capacitance at 120Hz 12 30%nF
5. a)Sound Output at 4.1KHz,10cm Min.70dB(after reflow no changes)
6. Rated Frequency 4.1±0.5 KHz
7. Operating Temperature -30...+80 C
8. Storage Temperature -40...+85 C
9. Weight 1.6g 25%
a)Value applying at rated voltage.(5Vp-p square wave,1/2duty)
Date
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Rev.
Drawn
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6 5
BSP1109-05H1.7J LF
09/01/14
李红元
邱 俊
赵 峥
www.be-star.com [e-mail]
Date:
Drawn by:
Approved by:
Checked by:
Note
DRG NO: BS/TEP01.646A
Piezo Sounder
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1
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
No reaction in space with in 400mm in all direction
1.32.Standard test Fixture
1k
the following are examples of externally driven circuits.
1) Unstable multi-vibrator using Tr.
2) Circuits using inverters or NAND gates.
1.31.Recommended Circuit
510
20k
20k510
0.01 F
0.01 F
1)
1k
120k
Input
1k
1k
+V
1M
2)
+V
100mm
400mm
Sounder
1.3 Test method:
0.01 F
1.Description
1.1 The specification relates to the piezoelectric sounder intended to be used in alarm
sysytems. Please contact us before using any of the products in the applications not
described above.
1.2 the main performances