D8227

w w Silicore U 4 LOW FREQUENCY POWER AMPLIFIER D8227 t e e h GENERAL DESCRIPTION Outline Drawing S a an audio power IC wit h built-in D8227 t is a two Channels developed for portable radio D . cassette tape recorder with power ON/OFF w switch. Th ermal shut do wn protection circuit is built in . Because of the parts reduction and DIP (Dual in line package), space merit is re markable. m o .c FEATURES z High Power Pout=2.5W/CH(Typ.) Pout=3.0W/CH(Typ.) z Voltage Gain : :(Vcc=9V,R L =4 Ω ,f=1kHz,THD=10%) :(Vcc=9V,R L =3 Ω ,f=1kHz,THD=10%) Rf=120¦¸ ,f=1kHz£© Gv=45dB(Typ.)£¨ Gv=56.5dB(Typ .)£¨ z z z z z Low popping noise at power ON Small Quiescent Current : I C C Q =21 mA(Typ.) Ripple Rejection Ratio : R.R.=-52dB(Typ.)(Vc c=9V£¬ Cross Talk : C .T .= -50dB(Typ.)(V cc=9V£¬ Output Noise Voltage : f=1kHz£¬ BW=20Hz~20kHz) z z z z z Stand-By Switch Soft Clip Built-in ther mal shut down protection circuit Best fo r sup p ly vo ltage 9 V Operation supply voltage rang e : Vcc=5~12 V w w w t a .D S a Rf=0 ¦¸ e h U 4 t e Rg=600¦¸ .c m o ,f=1kHz (Vcc=9V Vin=0) fripple=100Hz£¬ ) Rg=10k ¦ ¸ £ ¬ Rg=600¦¸ ) Vno=0.3mVrms (Typ .)(Vcc=9V £¬ SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn CHMC w w w .D a S a t e e h U 4 t 1/8 m o .c Silicore MAXIMUM RATINGS (Ta=25 ° C) CHARACT ERISTIC Supply Output Vo ltage Current (Peak/CH) SYMBOL Vcc IQ(peak) PD Topr Tstg RATING 20 2.5 4.0 -25~75 -55~150 D8227 UNIT V A W °C °C Power Diss ipation* Operating Te mper...