Manual

ManualsBrandsBeStar ManualsMicrophonesBCM4520OLF-42

1.Characteristics

2.Drawing

3.Measurement Circuit

4.Reliability Test

5.Packing

6.History change record

Customer

Product No.Customer P/N

Model Name

Issue Date

Issue No.

Date

Page

17 Sep.11

01 of 07

Checked by

Drawn by

Customer approved

Approved by

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

www.bestargroups.com info@be-star.com http://www.bestargroups.com

Approval:

BCM4520OLF-42

195007

B/TEM01.125C

11/09/17

SPECIFICATION

07TOTAL PAGE

RoHS

FOR ELECTRO-MAGNET DYNAMIC MICROPHONE

www.be-star.com

Acoustics & Sensor

Summary of content (7 pages)

PAGE 1
SPECIFICATION Acoustics & Sensor FOR ELECTRO-MAGNET DYNAMIC MICROPHONE TOTAL PAGE 07 www.be-star.com RoHS Customer Model Name BCM4520OLF-42 Customer P/N Product No. Date 17 Sep.11 Page 01 of 07 Issue No. Issue Date 195007 B/TEM01.125C 11/09/17 Approval: 1.Characteristics 2.Drawing 3.Measurement Circuit 4.Reliability Test 5.Packing 6.History change record Drawn by Checked by Approved by Customer approved BESTAR ELECTRONICS INDUSTRY CO.,LTD No.199 HuangHe West Road.
PAGE 2
5 6 4 2 3 1 H H BCM4520OLF-42 1. Characteristics Test Condition (Vs=4.5V RL=2.2K Ω Ta=20℃ R.H.=65%) G G No. E Specifications - 42 ±3dB (0dB=1V/Pa,1kHz) 1 Sensitivity 2 Frequency Response 50-16kHz 3 Current Consumption 0.5mA Max. 4 Directional Omnidirectional 5 S/N Ratio more than 58dB 6 Standard Operating Voltage 7 Operating Voltage 8 Sensitivity reduction 9 Distortion 10 Storage Temperature -40 °C to +70°C 11 Operating Temperature -30 °C to +60°C F 4.5V 1.
PAGE 3
6 5 4 2 3 1 H H BCM4520OLF-42 ★Angular Response 180 150 210 G 120 220 90 270 60 F G 300 30 F 330 2. Drawing E E filter 2.2±0.2 Ø4.5±0.1 D D Note:wires use UL3302 AWG 32# Ø5.4±0.2 Ø4.5±0.1 C C Ø2.0±0.2 Cover microphone 3.2±0.2 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 0 B B 王焕焕 B 11.09.17 11.09.06 王焕焕 Drawn by: 王焕焕 A 10.06.
PAGE 4
5 6 4 2 3 1 H H BCM4015OLFC-42 G G 1.0±0.3 filter 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 25±3 E E D D 3. Measurement Circuit: C C FET impedance Converter F Terminal 1 Output Power Supply + 4.5V ECM unit RL=2.2K Earth - B B Terminal 2 Shield Case 王焕焕 B 11.09.17 11.09.06 A 10.06.27 王焕焕 Checked by: 徐波 Drawn Approved by: 王平 C A Date Rev.
PAGE 5
6 H 5 4 2 3 1 H BCM4520OLF-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 F +85 °C 100hrs -40 °C 100hrs 10 F -40 C 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 +20 C +85 C 1hrs 4.4 E 4.5 D 4.6 4.7 C 4.
PAGE 6
5 6 4 2 3 1 BCM4520OLF-42 H H 100±0.5 5. Packing G G 1000pcs F E E 225 ±0.5 5 10 ±0 52±0.5 F .5 D D C C 270 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 100±0.5 Remark: 240 480 50 pcs per tray 20 trays for unit, 10 units per carton Total 10000pcs per carton Size: 43.5×17×17(cm) B C B A A 11.09.17 11.09.06 10.06.27 Date Rev.
PAGE 7
5 6 H 4 2 3 1 BCM4520OLF-42 H 6. History change record 11.09.06 version No. G Change Items A B add the rubber change the rubber C 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 10.06.27 王焕焕王平 11.09.06 王焕焕王平 11.09.17 王焕焕王平 After Before Approved G F F E E D D C C B B A 王焕焕 11.09.17 B 11.09.17 11.09.06 王焕焕 Drawn by: 王焕焕 A 10.06.