D8227
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=1k Hz,THD=10%) :(Vcc=9V,R L =3 Ω ,f=1k Hz,THD=10%) Rf=120¦¸ ,f=1k Hz£©
Gv=45d B(Typ.)£¨
Gv=56.5d B(Typ .)£¨ z z z z z Low popping noise at power ON
Small Quiescent Current : I C C Q =21 m A(Typ.)
Ripple Rejection Ratio : R.R.=-52d B(Typ.)(Vc c=9V£¬ Cross Talk : C .T .= -50d B(Typ.)(V cc=9V£¬ Output Noise Voltage : f=1k Hz£¬
BW=20Hz~20k Hz) 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=1k...
