Manual

ManualsBrandsBeStar ManualsMicrophonesBCM9745OLF-42

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

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)

Checked by

1.Characteristics

2.Drawing

3.Measurement Circuit

4.Reliability Test

5.Packing

6.History change record

Drawn by

Approval:

Issue Date

Approved by

Customer approved

Product No.

BeStar Model Name

Customer P/N

Issue No.

Customer

BCM9745OLF-42

08/03/06

Electret Condenser Microphone

190412

B/TEM01.100B

Summary of content (6 pages)

PAGE 1
Electret Condenser Microphone Customer Customer P/N BeStar Model Name BCM9745OLF-42 Product No. 190412 B/TEM01.100B Issue No. Issue Date 08/03/06 Approval: 1.Characteristics 2.Drawing 3.Measurement Circuit 4.Reliability Test 5.Packing 6.
PAGE 2
1 H H BCM9745OLF-42 1. Characteristics Test Condition (Vs=2V G No. 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 F E RL=2.2KΩ Ta=20℃ R.H.=65%) Item Specifications 1 Sensitivity 2 Frequency Response 50-16kHz 3 Current Consumption 0.5mA Max.
PAGE 3
2 1 H H BCM9745OLF-42 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 ★Angular Response G G F F 2. Drawing Terminal2 "-" filter E E D D Terminal1 "+" 3. Measurement Circuit: FET impedance Converter C Terminal 1 C:1μF C Output Power Supply ECM unit 2.0V RL=2.2K GND Terminal 2 B B Shield Case Date: B A A 08.03.06 05.06.
PAGE 4
2 H 1 H BCM9745OLF-42 4.Reliability Test 4.1 G 4.2 4.3 High temp.life test Temperature Duration Low temp.life test Temperature Duration Temperature cycle test Cycles +85 °C 100hrs G -40 °C 100hrs 10 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 F F 4.
PAGE 5
2 1 BCM9745OLF-42 H H 5. Packing G 10 5 G F 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 9 F E E D D C C Remark: 100 pcs per box 20 boxes for unit, 10 units per carton Total 10000pcs per carton Size: 24×24×29(cm) B A Date: 08.03.06 B 08.03.06 徐金国 Drawn by: 徐金国 A 05.06.14 王丽娟 Checked by: 李毕佳 Approved by: 张秀琴 Date Drawn Note www.be-star.com wu@be-star.
PAGE 6
2 H 1 BCM9745OLF-42 H 6. History change record version No. G Change Items A add packing data B 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 Date Drawn 05.06.14 王丽娟郭敏 08.03.06 徐金国张秀琴 After Before Approved G F F E E D D C C B B B A A Rev. 08.03.06 05.06.14 Date Date: 08.03.