Page 1
SPECIFICATION
FOR AUTOMOTIVE SPEAKER
博 士 達
TOTAL PAGE
08
www.be-star.com
RoHS
Preliminary Specification For The Acoustic
Characteristics of Dynamic Speaker
Customer
Date
Page
Approval：
1.Characteristics
2.Drawing
3.Reliability Test
4.Packing
5.History Change Record
13 Feb. 12
01 of 08
Model Name
Product No.Customer P/N
Issue No.
Issue Date
BMS40-12B-08H5.0 LF
132615
BS/TES01.1018A
12/02/13
Drawn by
汪凤声
Checked by
王文邦
Approved by
王 平
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
E-mail:wu@be-star.com http://www.be-star.com
Customer approved
Page 2
6A453
2
1
6 45 3
BMS40-12B-08H5.0 LF
H
1.Characteristics
1.1 Electrical and Mechanical Characteristics
No. Item Specification
G
1. Dimension Ø40x5.0(mm)
2. DC resistance (20°C) 8 Ω±15%
3. Rated Input Power 0.3W
4. Maximum Input Power 0.5W
博 士 達
12
G
F
F
6. Frequency Response F0~8KHz
7. S.P.L 83±3dB/1m/1W at0.6、0.8、1.0、1.2KHz
8. THD ≤5% (at 1KHz/0.1W)
9. Buzzes & Rattles Must be normal at sine wave1.55Vrms
5. Resonance Frequency 500Hz ±20%
E
10. Polarity Positive voltage to (+),Diaphragm moves forward
E
11. Operating Temperature -20~+ 70°C
12. Storage Temperature -30~+ 70°C
D
D
1.2 Test Method
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.
C
C
1M
1W(2.83Vrms)
B
Speaker
Mic
Audio
Analyser
B
Anechoic chamber
Date:
Drawn by:
12/02/13A 王文邦
Rev.
Date
汪凤声
Drawn
Note
Checked by:
Approved by:
www.be-star.com wu@be-star.com
12/02/13
汪凤声
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
A
Page:02 of 08
Page 3
A
D
G
博 士 達
6 45 3
BMS40-12B-08H5.0 LF
H
1.3 Frequency Response Curve
A: Frequency Response Magn 0 dB re 20.00μPa/V 1/12Oct
Test condition:1m/1W
G
F
12
F
E
E
1.4 Total Harmonic Distortion Curve
Test condition:1m/1W
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
C
B
Date:
A
12/02/13A
Rev.
Date
汪凤声
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
12/02/13
汪凤声
王文邦
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
Page:03 of 08
Page 4
A
D
博 士 達
6 45 3
BMS40-12B-08H5.0 LF
H
1.5 Resonance Frequency Curve
Test condition:1m/1W
G
F
12
G
F
E
E
1.6 Buzzer&Rattle Curve
Test condition:1m/1W
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
C
B
Date:
A
12/02/13A
Rev.
Date
汪凤声
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
12/02/13
汪凤声
王文邦
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
Page:04 of 08
Page 5
A
D
博 士 達
6 45 3
BMS40-12B-08H5.0 LF
H
2.Drawing
G
F
12
G
Ø40±0.3
F
E
D
E
Ø36
Ø16.8±0.3
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
2.2±0.2
Ø15.9±0.3
5.0±0.3
C
unit:mm
B
B
Date:
A
12/02/13A
Rev.
Date
汪凤声
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
12/02/13
汪凤声
王文邦
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
Page:05 of 08
Page 6
A
D
G
博 士 達
6 45 3
BMS40-12B-08H5.0 LF
H
3.Reliability test
3.1 Load Test
G
F
E
Input Power 0.3W
Duration 96hrs
3.2 Heat Test
Temperature +70°C±2
Duration 48hrs
3.3 Cold Test
Temperature -30°C±2
Duration 24hrs
3.4 Moisture Test
Temperature +70°C±2
Humidity 85%RH
Duration 96hrs
12
F
E
3.5 Temperature shock
Low temperature -30°C
Upper temperature +70°C
Dwell time each temperature 15min.
Transfer time from lower to upper temperature < 20s
D
Number of cycles 10
3.6 Vibration Test
and shall not be used in whole or in part without its written content
Vibration Frequency 10~55Hz
Amplitude 1.52mm
This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.
C
Duration 2hrs each of 3 axis
3.7 Drop test
Drop the speaker on to the concrete 2 times each of 3 axis
C
from the height of 1m
B
After each test of 3.2 to 3.5, speakers should be measured
after 24hrs exposed in normal temperature.
B
After each test, performance should be satisfied with spec.
Date:
A
12/02/13A
Rev.
Date
汪凤声
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
12/02/13
汪凤声
王文邦
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
Page:06 of 08
Page 7
A
D
博 士 達
6
BMS40-12B-08H5.0 LF
H
4. Packing
G
F
45
3
12
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
E
C
Remark:
50pcs per tray
14 trays per carton
B
Total 700pcs per carton
Size:41X41X34 cm
B
Date:
A
12/02/13A
Rev.
Date
汪凤声
Drawn
Note
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
12/02/13
汪凤声
王文邦
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
Page:07 of 08
Page 8
6 45 3
BMS40-12B-08H5.0 LF
H
5. History Change Record
博 士 達
12
version
No.
A
G
F
E
Before After
Change Items
Date
12/02/13
Drawn Approved
汪凤声
王 平
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:
A
汪凤声
Drawn
Note
Rev.
12/02/13A
Date
6
Drawn by:
Checked by:
Approved by:
www.be-star.com wu@be-star.com
45 3
12/02/13
汪凤声
王文邦
王 平
BMS40-12B-08H5.0 LF
Speaker
DRG NO: BS/TES01.1018A
2 1
Page:08 of 08
D
C
B
A
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