TDA2822M [UTC]

DUAL LOW VOLTAGE POWER AMPLIFIER; 双路低电压功率放大器


型号：	TDA2822M
厂家：	Unisonic Technologies
描述：	DUAL LOW VOLTAGE POWER AMPLIFIER 双路低电压功率放大器放大器功率放大器
文件：	总4页 (文件大小：74K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

UTCTDA2822M LINEAR INTEGRATED CIRCUIT

DUAL LOW VOLTAGE POWER

AMPLIFIER

DESCRIPTION

The UTC TDA2822M is

a monolithic integrated audio

amplifier in a 8-Pin plastic dual in line package. It is designed

for portable cassette players and radios.

SOP-8

DIP-8

FEATURES

*Wide operating supply voltage:Vcc=1.8V- 12V.

*Low crossover distortion.

*Low quiescent circuit current.

*Bridge/stereo configuration.

PIN CONFIGURATIONS

OUTPUT 1

Vcc

NF 1

INPUT 1

INPUT 2

NF 2

OUTPUT 2

GND

BLOCK DIAGRAM

INPUT1

NP1

OUTPUT1

OUTPUT2

INPUT2

NP2

GND

UTC UNISONIC TECHNOLOGIES CO., LTD.

QW-R107-014,C

UTCTDA2822M LINEAR INTEGRATED CIRCUIT

ABSOLUTE MAXIMUM RATINGS (Ta=25°C)

PARAMETER

SYMBOL

VCC

VALUE

UNIT

Supply Voltage

Output Peak Current

Power Dissipation

IO(peak)

DIP at Tamb=50°C

1.0

SOP at Tamb=50°C 0.5

-20 ~ +70

Operating Temperature

Storage Temperature

Topr

Tstg

°C

-40 ~ +150

ELECTRICAL CHARACTERISTICS ^{(Ta=25°C, VCC=6V, f=1kHz, unless otherwise specified)}

PARAMETER

SYMBOL

VCC

ICC

TEST CONDITIONS

MIN

1.8

TYP

MAX

UNIT

Operating Supply Voltage

Quiescent Circuit Current

Closed Loop Voltage Gain

Channel Balance

Vi=0

Stereo

Bridge

Stereo

-1

Output Power

0.4(DIP)

0.65(DIP)

Stereo,VCC=6V,RL=4Ω,

0.28(SOP) 0.45(SOP)

THD=10%

Output Power

0.11(DIP)

Stereo,VCC=3V,RL=4Ω,

0.07(SOP)

THD=10%

0.9(DIP)

1.35(DIP)

Bridge,VCC=6V,RL=4Ω,

0.63(SOP) 0.94(SOP)

THD=10%

0.35(DIP)

Bridge,VCC=6V,RL=4Ω,

0.24(SOP)

THD=10%

Total Harmonic Distortion

Ripple Rejection

THD

0.5

Stereo,RL=8Ω, Po=0.2W

Bridge,RL=8Ω, Po=0.5W

Stereo,f=100Hz,C3=100µF

Stereo,BW(-3dB)=20Hz

~20kHz

Output Noise Voltage

VNO

2.0

Cross Talk

Stereo,f=1kHz

kΩ

Input Resistance

100

TEST CIRCUIT 1:STEREO

TEST CIRCUIT 2:BRIDGE

VCC

100

470

INPUT1

INPUT2

INPUT1

10k

0.1

10k

Ω

µF

Ω

0.1

100

µF

4.7

Ω

µF

470

10k

0.1

Ω

µF

100

4.7

Ω

C4 0.01 µF

UTC UNISONIC TECHNOLOGIES CO., LTD.

QW-R107-014,C

UTCTDA2822M LINEAR INTEGRATED CIRCUIT

TYPICAL PERFORMANCE CHARACTERISTICS

C1=C2

=22 µF

C1=C2

=100

100

300

1000

3000

SUPPLY VOLTAGE (V)

FREQUENCY (Hz)

SCHEMATIC DIAGRAM

Vcc

I source

CONTROL

Vcc

OUT 1

OUT 2

NF 1

INPUT 1

INPUT 2

NF 2

GND

UTC UNISONIC TECHNOLOGIES CO., LTD.

QW-R107-014,C

UTCTDA2822M LINEAR INTEGRATED CIRCUIT

UTC assumes no responsibility for equipment failures that result from using products at values that

exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or

other parameters) listed in products specifications of any and all UTC products described or contained

herein. UTC products are not designed for use in life support appliances, devices or systems where

malfunction of these products can be reasonably expected to result in personal injury. Reproduction in

whole or in part is prohibited without the prior written consent of the copyright owner. The information

presented in this document does not form part of any quotation or contract, is believed to be accurate

and reliable and may be changed without notice.

UTC UNISONIC TECHNOLOGIES CO., LTD.

QW-R107-014,C

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