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BA3870
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Product Manufacturers Pack D/C
BA3870 - N/A N/A

General Description

The BA3870 is a bass boost audio IC for radio cassette players. BBS adjusts the base boost to a level appropriate for the volume, achieving a rich sound without distortion. Frequency characteristics can be set externally, enabling system design to meet the needs of the application.

Typical Application

Features
Radio cassette players 1) Adjustment of the base boost to a level appropriate for the volume through BBS.2) Maximum bass boost level can be set externally. (20dB recommended)3) Treble boost circuit (constant at 4dB) included onchip to preserve overall balance.4) BBS on/off "pop" sound almost nonexistent.

Maximum Ratings

Supplier

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  Part Number Mfg Pack D/C Qty Note
BA3870 ROHM DIP 20000 Real Stock . We are STRC member.
  Win Source Electronic Technology Limited Hong Kong
Contact: Ms. Amanda   MSN:winsource3@hotmail.com Tel: 86-755-83566469 Fax: 86-755-83957728
BA3870 ROHM DIP 3970
  Golden Source Electronics Intl Limited China (Mainland)
Contact: Ms. sara   MSN:incomponent@hotmail.com Tel: 86-0755-83005325 Fax: 86-0755-83005322
BA3870 ROHM 5789
  3E-ELEC(HK)Co. Ltd China (Mainland)
Contact: Ms. Selina Zhang   MSN:3e06@3e-elec.com Tel: 86-755-33063502 Fax: 86-755-33063509
BA3870 ROHM DIP 3970
  NamFung Groups(HK) Electronics Limited Hong Kong
Contact: Mr. Andy Wong   MSN:namfung808@hotmail.com Tel: 86-755-33061456/33062456 Fax: 86-755-33062567
BA3870 ROHM DIP 10+ 4470
  Beford Enterprises Ltd China (Mainland)
Contact: Ms. Sea   MSN:Beford17@hotmail.com Tel: 86-0755-83228351 Fax: 86-0755-23486252
BA3870 ROHM DIP 08+ 5080
  RU CHEN (HK) ELECTRONICS COMPANY Hong Kong
Contact: Mr. Liu   MSN:annky39@hotmail.com Tel: 00852--93648699 Fax: 00852--93679985
BA3870 ROHM 99 DIP 15
  JinYang Electronics Technology International Co., Ltd China (Mainland)
Contact: Ms. Yoyo   MSN:jinyangelectronics@hotmail.com Tel: 0086-755-83686420 Fax: 0086-755-83275511
BA3870 ROHM DIP-20P 800 NEW&ORIGINAL
  HK Dasing Int'l Tech Development Limited China (Mainland)
Contact: Ms. Sue ouyang   MSN:ds168@live.cn Tel: 86-755-83995728 Fax: 86-755-83995418
BA3870 ROHM DIP 1994 2100
  Deko Technology Limited China (Mainland)
Contact: Ms. Eima   MSN:eima@dekotech.net Tel: 86-755-25413600 Fax: 86-755-25413600
BA3870 ROHM 3970 DIP NEW/ORIGINAL
  Rong Fa Electronics China (Mainland)
Contact: Ms. Ke   MSN:rfdz0754@126.com Tel: 086-0755-83041767/83372015 Fax: 086-0755-83041767
BA3870 ROHM DIP 19996
  DINGXING (HK) ELECTRONIC CO.,LIMITED China (Mainland)
Contact: Mr. Jack Chan   MSN:jackchan2006@hotmail.com Tel: 86-755-88359349 Fax: 86-755-83232768
BA3870 ROHM 925
  W.T.O. GROUP Ltd China (Mainland)
Contact: Ms. Hannah xie   MSN:wto-ic@hotmail.com Tel: 86-755-82510636 Fax: 86-755-83690628
BA3870 ROHM DIP 04+ 795
  KEYOKIN ELECTRON CO., LTD China (Mainland)
Contact: Mr. Frank   MSN:frank@keyokin.cn Tel: 86-755-82722882 Fax: 86-755-82722922
BA3870 09+ 4758
  TACT (H.K.) Century Co., Limited China (Mainland)
Contact: Mr. Toby   MSN:tactcentury@hotmail.com Tel: 0086-0755-83240085 Fax: 0086-0755-23944320
BA3870 ROHM DIP 580
  HK Potential Electronics Co., Ltd China (Mainland)
Contact: Ms. Cherry   MSN:cherry8130@hotmail.com Tel: 86-731-82075372 Fax: 86-755-83686454
BA3870 DIP ROHM 3970
  deli electronics technology co.ltd China (Mainland)
Contact: Mr. Peter   MSN:dezhongic@hotmail.com Tel: 86-0755-82539381 Fax: 86-0755-83183351
BA3870 DIP/20 ROHM 39
  Anduo Components Co.,Ltd China (Mainland)
Contact: Ms. Susan Zhao   MSN:susan@anduocomp.com Tel: 86-10-58816651 Fax: 86-10-58816652
BA3870 ROHM DIP 99 15
  Asia World Trade Technology Source China (Mainland)
Contact: Ms. Boning Tan   MSN:gardenias0523@hotmail.com Tel: 086-0755-82151126 Fax: 086-0755-25855406
BA3870 ROHM 09+ 500
  Aibite Technology Limited Company China (Mainland)
Contact: Ms. Ann   MSN:smq882009@hotmail.com Tel: 86-755-83614053 Fax: 86-755-83614053
BA3870 ROHM 800
  WL TECH COMPANY China (Mainland)
Contact: Mr. Michael   MSN:af321@sina.com Tel: 86-10-63352819 Fax: 86-10-67210636
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PDF / Datasheet

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BA3870

File Size: 204616 KB
Manufacturer: ROHM [Rohm]

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