BeStar BSP1109-05H1.7 LF - Manual (Page 2)

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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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BSP1109-05H1.7J LF
09/01/14
李红元
邱 俊
赵 峥
www.be-star.com [email protected]
Date:
Drawn by:
Approved by:
Checked by:
Note
DRG NO: BS/TEP01.646A
Piezo Sounder
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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 20k 510
0.01 F 0.01 F
1)
1k
120k
Input
1k
1k
+V
1M
2)
+V
100mm
400
mm
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