TDA2822

Description

The TDA2822 is a monolithic integrated audio amplifier in a 8-pin plasticdual in line package, it is designed for portable cassette players and radio

Features

*Wide operating supply voltage: Vcc=1.8-12V*Low crossover distortion

*Low quiescent circuit current*Bridge/stereo configuration

Pin AssignmentBlock Diagram

ABSOLUTE MAXIMUM RATING (Ta=25¢ParameterSupply VoltageOutput Peak Current

Power Dissipation (Ta=50¢Power Dissipation (Tc=50¢Operating TemperatureStorage TemperatureSymbolVccIo(peak)PDPDToprTstg)

Rating12111.4-20 ~ +70-40~+150UnitVAWW)

)

ELECTRICAL CHARACTERISTICS ¡Stereo

ParameterOperating Supply VoltageQuiescent Circuit Current Quiescent Output VoltageClosed Loop Voltage GainChannal BalanceInput bias currentOutput Power (f=1kHz, d=10%)

Ta=25¢,Vcc=6V, unless otherwise specified)

Min1.8Typ92.71.240010030012060205

Max1211

UnitVmAVVdBdBnAmWmWmWmWmW

SymbolTest ConditionsVccIccVi=0VVo

Vcc=3V

AVf=1KCBIbPoRL=32Ω,Vcc=9V

RL=32Ω,Vcc=6V

RL=32Ω,Vcc=4.5VRL=32Ω,Vcc=3VRL=32Ω,Vcc=2V

36-1411

90

page 1 of 3506 SEMICONDUCTORFORWARD INTERNATIONAL ELECTRONICS LTD.TDA2822LINEAR INTEGRATED CIRCUITTECHNICAL DATAStereo

Parameter

Output Power (f=1kHz, d=10%)

SymbolTest Conditions

RL=16Ω,Vcc=6VPo

RL=8Ω,Vcc=9VRL=8Ω,Vcc=6VRL=4Ω,Vcc=6VRL=4Ω,Vcc=4.5VRL=4Ω,Vcc=3V

Min170300450

Total Harmonic Distortion(f=1kHz)Ripple RejectionCross Talk

Input Resistance

d

RL=32Ω,Po=40mWRL=16Ω,Po=40mWRL=8Ω,Po=40mW

24

f=1KHz

100

RRCTRi

Typ22010003806003001000.30.30.33050

Max

UnitmWmWmWmWmWmW%%%dBdBKΩ

Bridge

ParameterOperating Supply VoltageQuiescent Circuit Current Output Voltage

Closed Loop Voltage GainChannal BalanceInput bias currentOutput Power (f=1kHz, d=10%)

SymbolVccIccVosAVCBIbPo

Test ConditionsVi=0Vf=1K

-1

RL=32Ω,Vcc=9VRL=32Ω,Vcc=6VRL=32Ω,Vcc=4.5VRL=32Ω,Vcc=3VRL=32Ω,Vcc=2VRL=16Ω,Vcc=9VRL=16Ω,Vcc=6VRL=16Ω,Vcc=3VRL=8Ω,Vcc=6VRL=8Ω,Vcc=4.5VRL=8Ω,Vcc=3VRL=4Ω,Vcc=4.5VRL=4Ω,Vcc=3VRL=4Ω,Vcc=2V

RL=8Ω,Po=0.5W,f=1kHz

Min1.8

Typ94001001000400200658200080012013507002201000350800.240

Max1211±501

32050

900

UnitVmAmVdBdBnAmWmWmWmWmWmWmWmWmWmWmW

200

Total Harmonic DistortionRipple RejectionInput ResistancedRRRi

100

%dBKΩ

page 2 of 3506

SEMICONDUCTORFORWARD INTERNATIONAL ELECTRONICS LTD.TECHNICAL DATATDA2822LINEAR INTEGRATED CIRCUITStereo: Test and Application circuit

Bridge: Test and Application circuit

page 3 of 3506