TA2120FN

The TA2120FN is a low consumption current stereo headphone power amplifier developed for portable CD players (3V).This IC has active bass boost,output limiter,input pin for beep sound.

Features of the TA2120FN are:(1)low consumption current;(2)two kinds of gain mode available:GV=16dB or 8.5dB;(3)output power (VCC=2.0V,f=1KHz,THD=10%,RL=16) Po=8mW(typ.);(4)low noise is Vno=-98dBV(typ.);(5)built-in the center amplifier ON/OFF function;(6)built-in active bass boost system;(7)built-in output limiter function;(8)input pin for beep sound;(9)excellent ripple rejection ratio;(10)built-in capacitor for reducing buzz noise;(11)built-in power mute;(12)built-in a power on-off switch;(13)operating supply voltage range (Ta=25):VCC(opr)=1.8 to 4.5V.

The maximum ratings of the TA2120FN can be summarized as:(1):the characteristic is supply voltage,thesymbol is VCC,the rating is 4.5,the unit is V;(2):the characteristic is output current,thesymbol is Io(peak),the rating is 100,the unit is mA;(3):the characteristic is power dissipation,thesymbol is PD,the rating is 550,the unit is mW;(4):the characteristic is operating temperature,thesymbol is Topr,the rating is -25 to 75,the unit is ;(5):the characteristic is storage temperature,thesymbol is Tstg,the rating is -55 to 150,the unit is .