Ordering number : EN6631A LA4625 Monolithic Linear IC LA4625 Operating Conditions at Ta = 25C Parameter Symbol Conditions Ratings Unit Recommended supply voltage V 12 V CC Recommended load resistance range R op 4 to 8 L Allowable operating supply voltage V op 7.2 to 20 V CC Note : With V , R , and the output level in ranges such that the Pd max for the heat sink used is not exceeded. CC L Electrical Characteristics at Ta = 25C, V = 12V, R = 4, f = 1kHz, Rg = 600 CC L Ratings Parameter Symbol Conditions Unit min typ max Quiescent current I Rg = 0 65 120 240 mA CCO Standby mode current drain I Standby mode (amplifier off), with no power 10 60 A st supply capacitor. Voltage gain V V = 0dBm 38 40 42 dB G O Total harmonic distortion THD P = 1W, Filter = FLAT 0.06 0.2 % O Output power P 1 THD = 10% 10 13.5 W O Output offset voltage V offset Rg = 0 -300 +300 mV N Output noise voltage V Rg = 0, BPF = 20Hz to 20kHz 0.1 0.5 mV NO Ripple rejection ratio SVRR Rg = 0, V = 0dBm, f = 100Hz 40 50 dB R R Channel separation CHsep Rg = 10k, V = 0dBm 50 60 dB O Input resistance Ri 21 30 39 k Standby pin applied voltage V Amplifier on 2.5 V V ST CC (applied through an external 10k resistor) Package Dimensions unit : mm (typ) 3113B Pd max -- Ta 35 Infinite heat sink AI heat sink Mounting 32.5 torque 39N cm Flat 30 washer Silicone grease applied f = 3C/W 25 f = 4C/W 20.83 20 jc = 2C/W 15 f = 7C/W 13.9 f = 10C/W 10.4 10 5 Fin 3.1 0 -20 0 20 40 60 80 100 120 140 160 Ambient temperature, Ta -- C No.6631-2/8 Allowable power dissipation, Pd max -- W