TDA2030 datasheet(8/12 Pages) STMICROELECTRONICS

tên linh kiện	TDA2030

Giải thích chi tiết về linh kiện	14W Hi-Fi AUDIO AMPLIFIER

PDF	12 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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SINGLE SUPPLY APPLICATION

Component

Recomm.

value

Purpose

Larger than

recommended value

Smaller than

recommended value

150 k

Ω

Closed loop gain

setting

Increase of gain

Decrease of gain (*)

4.7 k

Ω

Closed loop gain

setting

Decrease of gain (*)

Increase of gain

100 k

Ω

Non inverting input

biasing

Increase of input

impedance

Decrease of input

impedance

Ω

Frequency stability

Danger of osccilat. at

high frequencies

with induct. loads

RA/RB

100 k

Ω

Non inverting input Biasing

Power Consumption

µF

Input DC

decoupling

Increase of low

frequencies cutoff

µF

Inverting DC

decoupling

Increase of low

frequencies cutoff

0.1

µF

Supply voltage

bypass

Danger of

oscillation

100

µF

Supply voltage

bypass

Danger of

oscillation

0.22

µF

Frequency stability

Danger of oscillation

≅

π B R1

Upper frequency

cutoff

Smaller bandwidth

Larger bandwidth

D1, D2

1N4001

To protect the device against output voltage spikes

(*) Closed loop gain must be higher than 24dB

TDA2030

8/12

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