BeStar BPT-18 LF User Manual

SPECIFICATION

FOR PIEZO ELECTRIC SOUNDER

Customer
Customer P/N
BeStar Model Name
Product No.

Issue No. BS/TEP01.121D
Issue Date

Approval:

1.Characteristics

2.Dimension

3.Reliability Test

4.Test method

5.Tape On Reel Packing

6.MSL rating and Notice

7.History change record

Drawn by

Checked by

BPT-18 LF

030900

07/08/08

Approved by Customer approved

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)

No.199 HuangHe West Road.New district,changzhou,

jiangsu Province,P.R.China

Tel:[phone] Fax:[phone]
Http:www.be-star.com
E-mail: [e-mail], [e-mail]

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BPT-18 LF

1. Characteristic

★1.1 Electrical and Mechanical Characteristics

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No. Item Specification

1. Rated Voltage(Square Wave) 3.6 Vp-p

2. Operating Voltage 1...25Vp-p

3. a)Rated Current max.2mA

F

4. Capacitance at 120Hz 20 30%nF

5. a)Sound Output at 2KHz,10cm Min.76dB

6. Resonant Frequency 2 0.5 KHz

7. Operating Temperature -30...+85 C

E

8. Storage Temperature -40...+85 C

9. Weight 1.7g 25%

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F

E

a)Value applying at rated voltage.(3.6Vp-p square wave,1/2duty)

D

1.2. Frequency response

D

90

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

dB SPL

80

70

C

60

B

50

1K

2K 10K

5K

Hz

B

Date:
Drawn by:

A

Rev.

07/08/08D

Date

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高 正

Drawn

Note

Checked by:
Approved by:

www.be-star.com [e-mail]

4 3 2 1

07/08/08

高 正

杨红烨

程久生

BPT-18 LF

Piezo Sounder

ADRG NO: BS/TEP01.121D

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BPT-18 LF

2. Dimension

tolerance:±0.3 Unit:mm

G

20

3-0.3

30

2.2

F

9.4 0.1

XXXXXX
XXX

1.1

E

3-1.5 0.1

Type

Date

G

F

E

1.7

6.9 0.1

D

1.7

18 0.1

D

0.15 0.1

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.

PIN 1

3-3.6

0.1

PIN 2

(+)

7.6

C

3-2.0

C

120

60

120

90

-

PIN 3

(-)

B

Date:
Drawn by:

A

Rev.

07/08/08D

Date

高 正

Drawn

Note

Checked by:
Approved by:

www.be-star.com [e-mail]

6 5 4

07/08/08

高 正

杨红烨

程久生

ADRG NO: BS/TEP01.121D

BPT-18 LF

Piezo Sounder

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BPT-18 LF

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3. Reliability test

3.1 high temperature test
Temperature +85 C

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F

E

Duration 48hrs

3.2 low temperature test
Temperature -40 C
Duration 48hrs

3.3 life test in normal temperature
Power supply rated voltage
Duration 1000hrs

3.4 temperature cycle test

Cycles 5

-20 C

30min

+20 C

15min 15min

+70 C

+20 C

30min

3.5 Humidity test
Temperature +40 C
Relative Humidity 93%
Duration 48hrs

G

F

E

all these tests above should be measured after leaving normal temperature for 2hrs.

D

D

3.6 Drop test
Height 70cm

and shall not be used in whole or in part without its written content

(to 10mm thickness woodenboard)
Direction 3

This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.

3.7 Solderability
Temperature 250 5 C

C

Duration 3 0.5sec

3.8 Solkder Heat Resistance

C

Temperature 250 10 C
Duration 30sec

Notice: All specification must be satisfied in this condition.

B

A

Rev.

SPL: allowable deviation 5dB of the initial value after testing

Date:
Drawn by:

07/08/08D

Date Drawn

6 5 4 3

高 正

Note

Checked by:
Approved by:

www.be-star.com [e-mail]

07/08/08

高 正

杨红烨

程久生

BPT-18 LF

Piezo Sounder

ADRG NO: BS/TEP01.121D

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BPT-18 LF

3.9 Recommended Temp. Profile for Reflow Oven

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F

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300

250

200

150

100

Temperature [℃]

50

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Temperature profile for a lead-free reflow process

min.300s

max.255℃

min.190℃

T(solid)min.217℃

max.260℃

min.40s

max.90s

ramp down

ramp up to
150℃
min.3k/s

min.110s

from T(solid)
min.6k/s

0

0

50

100

150 200 250 300 350 400

time [s]

G

F

E

Notice: All specification must be satisfied in this condition.

SPL: allowable deviation ±5dB of the initial value after testing

4. Test method

D

+1.8Vdc

and shall not be used in whole or in part without its written content

1MΩ

This print and information there in are proprietary to Bestar Electronics Industry Co., Ltd.

C

IC:CD4049

B

0.001uF

120KΩ

ICbICa ICc

-1.8Vdc

PIEZO
BUZZER

D

C

B

Date:
Drawn by:

A

Rev.

07/08/08D

Date

高 正

Drawn

Note

Checked by:
Approved by:

www.be-star.com [e-mail]

6 5 4

07/08/08

高 正

杨红烨

程久生

3

BPT-18 LF

Piezo Sounder

ADRG NO: BS/TEP01.121D

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A

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BPT-18 LF

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5.Tape on Reel Packing

11 0.1

G

F

E

32 0.3

A

5:1

0.2 0.05

330 Max

Diameter

+0.1

2 0.05 4 0.1

1.5

0

17

G

A

18.8

6

F

38.4 Max

E

32.4

13 0.2

+0.2

-0

100 0.5

D

label

Type:
P/O:
Qty:
Date code:

BeStar

C

D

06
PS

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

300pcs per reel

plastic bag

packing quantity

* 300pcs/reel

B

* 5reel/carton
* 1500 pcs/carton in total
* carton size 38x28x37cm

A

Rev.

07/08/08D

Date

高 正

Drawn

6 5 4

Note

Date:
Drawn by:
Checked by:
Approved by:

07/08/08

高 正

杨红烨

程久生

www.be-star.com [e-mail]

3

BPT-18 LF

Piezo Sounder

ADRG NO: BS/TEP01.121D

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Page:5 of 7

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BPT-18 LF

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6.MSL rating and Notice

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Moisture Classification Level and Floor Life

G

Level

2

Floor Life(out of bag) at Factory Ambient ≤30 C/60% RH or as Stated

1 year

G

6.1 The products mustn't be washed

6.2 Storage Condition
The products should be stored in the room ,where the temperature/humidity is stable.

F

F

And avoid such
places where there are large temperature changes. Please store the products at the
following conditions:
Temperature: -10 to + 40 C Humidity: 15 to 85% R.H.

6.3 Expire Date on Storage
Expire date (Shelf life) of the products is six months after deliveried under the conditions

E

E

of a sealed and an unopened package. Please use the products within six months after
deliveried.
If you store the products for a long time (more than six months), use carefully because
the products may be degraded in the solderability and/or rusty.Please confirm
solderability and characteristics for the products regularly.

6.4 Notice on Product Storage

D

(1) Please do not store the products in a chemical atmosphere (Acids, Alkali, Bases,

D

Organic gas, Sulfides and so on), because the characteristics may be reduced at

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.

quality, and/or be degraded in the solderability due to the storage in a chemical
atmosphere.
(2) Please use the products immediately after the package is opened, because the
characteristics may be reduced at quality, and/or be degraded in the solderability due
to storage under the poor condition.

C

(3) Please do not drop the products to avoid cracking of ceramic element.

C

B

Date:
Drawn by:

A

REV.

07/08/08D

Date

6

高 正

Drawn

Checked by:

Note

5

Approved by:

www.be-star.com [e-mail]

4

07/08/08

高 正

杨红烨

程久生

3

BPT-18 LF

Piezo Sounder

ADRG NO: BS/TEP01.121D

2 1

Page:6 of 7

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BPT-18 LF

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7. History change record

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1

H

version

G

F

E

D

No.

Before

A
B

C
D

Change Items

adding some dimensions
on the drawing

adding Test method

After

RoHS

Date

02/12/20
07/05/30

07/05/30
07/08/08

Drawn

姜文金

姜文金

杨红烨

高正

Approved

G

郭敏

程久生

程久生

程久生

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:
Drawn by:

A

Rev.

07/08/08D

Date

6

高 正

Drawn

Checked by:

Note

5

Approved by:

www.be-star.com [e-mail]

4

07/08/08

高 正

杨红烨

程久生

3

BPT-18 LF

Piezo Sounder

ADRG NO: BS/TEP01.121D

2

Page:7 of 7

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B

A