Page 1
FOR DYNAMIC SPEAKER
Customer
Customer P/N
SPECIFICATION
BeStar Model Name
BMS15-11C-08H3.5RW055 LF
Product No.
Issue No.
BS/TES01.933B
Issue Date
08/10/12
Approval:
1.Characteristics
2.Drawing
3.Reliability Test
4.Packing
5.History change record
Drawn by
张小红
Checked by
莫丽丽
Approved by
王文邦
Customer approved
130425
For conform to the European Union Directive on the Restriction of Hazardous Substances(RoHS), this type of
productions forbid use all the hazardous substances as follow:
Lead
Cadmium
Mercury
Hexavalent chromium
Polybrominated biphenyls (PBB)
Polybrominated diphenyl ethers (PBDE)
BESTAR ELECTRONICS INDUSTRY CO.,LTD
No.199 HuangHe West Road.New district,changzhou,
jiangsu Province,P.R.China
Tel:86-519-88222567 Fax:86-519-88222551
Http:www.be-star.com
E-mail: wu@be-star.com, info@be-star.com
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BMS15-11C-08H3.5RW055 LF
1. Characteristics
1.1 Electrical and Mechanical Characteristics
G
F
E
No. Item Specification
1. Dimension Ø15 x 3.5 (mm)
2. AC Impedance 8Ω±15% at 1KHz
3. Rated Input Power 0.5W
4. Maximum Input Power 1.0W
5. Resonance Frequency 750Hz ±15%
6. Frequency Response F0~12KHz
7. Sensitivity 85±3dB/0.1W /0.1m at 0.8,1.0,1.2,1.5KHz average
8. T.H.D Less than<10% at 1KHz/0.5W
9. Buzzes & Rattles Must be normal at sine wave 2.0Vrms
10. Operating Temperature -45~+ 85°C
HH
G
F
E
11. Storage Temperature -45~+ 85°C
12. Weight 1.3g
D
1.2 Test Method
D
Power amplifier
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
10cm
C
C
0.89Vrms(sine wave)
Speaker
Microphone
Audio
analyzer
B
Digital Audio Analysis System
B
Date:
08/10/12B
A
Rev.
08/4/28A
Date
6
张小红
王文邦
Drawn
5 4
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
08/10/12
张小红
莫丽丽
王文邦
3 2
BMS15-11C-08H3.5RW055 LF
Speaker
DRG NO: BS/TES01.933B
Page:1 of 5
1
A
Page 3
46 5 3 2 1
BMS15-11C-08H3.5RW055 LF
1.3 Fequency Response Curve
A: Frequency Response Magn 0 dB re 20.00 μPa/V 1/12oct
100
G
F
E
dB
90
80
70
Sound Pressure Level (dB)
60
50
100
1K
10K
HH
G
F
E
20K
2. Drawing
Frequency(Hz)
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
B
A
A
Rev.
Unit:mm
RED
08/10/12B
08/4/28
6
张小红
王文邦
DrawnDate
5
BLACK
Note
Date:
Drawn by:
Checked by:
Approved by:
4
UL1571 AWG32#
08/10/12
张小红
莫丽丽
王文邦
www.be-star.com wu@be-star.com
3
BMS15-11C-08H3.5RW055 LF
Speaker
DRG NO: BS/TES01.933B
Page:2 of 5
2 1
D
C
B
A
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BMS15-11C-08H3.5RW055 LF
3. Reliability Test
3.1 Load Test
Power 0.5W(P.N)
G
F
E
Duration 96hrs
3.2 High Temperature Test
Temperature +80±3°C
Duration 96hrs
3.3 Low Temperature Test
Temperature -40±3°C
Duration 96hrs
3.4 Damp Heat
Temperature 40±2°C
Relative Humidity 90%-95%RH
Duration 96hrs
3.5 Temperature Cycle Test
Temperature -25°C/+60°C
Duration for onr cycle 1h
Cycles 5
HH
G
F
E
3.6 Drop Test
Direction of drop 3x each
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
Height from 0.75m on the 5mm thick board
Duration 10 times
Notice:
1.All these tests above should be measured after leaving normal temperature
D
for 1hrs.
C
B
A
A
Rev.
2.Sensitivity difference at 1kHz shall be within ±3dB from initial value after test.
08/10/12
张小红
莫丽丽
王文邦
3
BMS15-11C-08H3.5RW055 LF
DRG NO: BS/TES01.933B
2 1
08/10/12B
08/4/28
Date
6
张小红
王文邦
Drawn
Date:
Drawn by:
Checked by:
Note
5
Approved by:
www.be-star.com wu@be-star.com
4
Speaker
Page:3 of 5
C
B
A
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BMS15-11C-08H3.5RW055 LF
4. Packing
G
F
E
HH
G
F
E
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
B
Date:
08/10/12B
A
Rev.
08/4/28
Date Drawn
A
6 5
张小红
王文邦
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
4
08/10/12
张小红
莫丽丽
王文邦
3
BMS15-11C-08H3.5RW055 LF
Speaker
DRG NO: BS/TES01.933B
Page:4 of 5
2 1
D
C
B
A
Page 6
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BMS15-11C-08H3.5RW055 LF
H
5. History change record
H
version
No.
G
F
E
A
B
Total 1680pcs per carton
Before After
Change Items
the length of wire is 55
Total 2520pcs per carton
Date
08/4/28
08/10/12
Drawn
王文邦
张小红
Approved
程久生
王文邦
G
F
E
D
and shall not be used in whole or in part without its written content
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
B
Date:
08/10/12B
A
A
08/4/28
Rev.
6
张小红
王文邦
DrawnDate
Drawn by:
Checked by:
Note
5
Approved by:
www.be-star.com wu@be-star.com
4
08/10/12
张小红
莫丽丽
王文邦
3 1
BMS15-11C-08H3.5RW055 LF
Speaker
DRG NO: BS/TES01.933B
2
Page:5 of 5
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C
B
A
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