Datasheet > BD3813KS_1

BD3813KS_1

更新时间： 2022-12-19 11:22:11

品牌	Logo	应用领域
罗姆 - ROHM		/
页数	文件大小	规格书
18页	429K
描述
5.1ch Sound Processors

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BD3813KS_1 数据手册

Technical Note

BD3813KS,BD3815KS

2) Bass Filter

(Hz)

_R1^{R2 + R3}_C1C2

2π

C1C2R2

C1+C2

Pin34, 36

Pin33, 35

when C1=C2

R2+R3

20log

(dB)

Fig. 5

Standard values of R2, R3 (Reference)

(R1=4.7kΩ, C1=C2=0.1F）

Resistance (kΩ)

Typ.

Boost Amount

Cut Amount

0dB

2dB

4dB

6dB

8dB

10dB

12dB

14dB

41.0

30.2

21.7

15.0

9.8

10.8

19.3

26.0

31.2

35.4

38.4

41.0

ｆ

Fig.6

5.6

2.6

 Bass Filter Feature

To set the f0 and

Q values of the Bass

characteristics, refer to the external components of

the Bass Filter shown in the upper-left figure.

The actual boost/cut amounts may deviate from

the standard values in some degree.

www.rohm.com

2010.06 - Rev.A

13/17

1...10 11 121314 15 16...18

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