GENERAL DESCRIPTION
D8227 is an audio power IC with built-in
two Channels developed for portable radio
cassette tape recorder with power ON/OFF
switch. Thermal shut down protection
circuit is built in. Because of the parts
reduction and DIP (Dual in line package),
space merit is remarkable.

FEATURES
High Power
Pout=2.5W/CH(Typ.) :(Vcc=9V,RL=4Ω,f=1kHz,THD=10%)
Pout=3.0W/CH(Typ.) :(Vcc=9V,RL=3Ω,f=1kHz,THD=10%)
Voltage Gain: Gv=45dB(Typ.)（ Rf=120Ω ,f=1kHz）
Gv=56.5dB(Typ.)（ Rf=0Ω ,f=1kHz
Low popping noise at power ON
Small Quiescent Current : ICCQ=21mA(Typ.) (Vcc=9V Vin=0)
Ripple Rejection Ratio : R.R.=-52dB(Typ.)(Vcc=9V， fripple=100Hz， Rg=600Ω )
Cross Talk : C.T.= -50dB(Typ.)(Vcc=9V， f=1kHz， Rg=600Ω )
Output Noise Voltage : Vno=0.3mVrms(Typ.)(Vcc=9V ， Rg=10k Ω ，
BW=20Hz~20kHz)
Stand-By Switch
Soft Clip
Built-in thermal shut down protection circuit
Best for supply voltage 9V
Operation supply voltage range : Vcc=5~12V