TDA7233D013TR STMicroelectronics

TDA7233 1W AUDIO AMPLIFIER WITH MUTE 1 FEATURES Figure 1. Package OPERATING VOLTAGE 1.8 TO 15 V EXTERNAL MUTE OR POWER DOWN FUNCTION SO8 Minidip IMPROVED SUPPLY VOLTAGE REJECTION LOW QUIESCENT CURRENT Table 1. Order Codes HIGH POWER CAPABILITY Part Number Package LOW CROSSOVER DISTORTION TDA7233 Minidip TDA7233D SO8 2 DESCRIPTION The TDA7233/D is a monolithic integrated circuit in 8 pin Minidip or SO8 package, intended for use as class AB power amplifier with a wide range of supply voltage from 1.8V to 15V in portable play- ers, cordless telephones and Cellular Radios. Figure 2. Pin Connection REV. 4 May 2010 1/8TDA7233 Table 2. Absolute Maximum Ratings Symbol Parameter Value Unit V Supply Voltage 16 V S P Total Power Dissipation at T = 50 C 1 W tot amb I Output Peak Current 1 A O T , T Storage and Junction Temperature -40 to 150 C stg j Figure 3. PIN CONNECTIONS (top view) Minidip SO8 Table 3. Thermal Data Symbol Parameter SO8 MInidip Unit R Thermal Resistance Junction-ambient Max. 200 100 C/W th j-amb Table 4. Electrical Characteristcs (V = 6 V, T = 25 C, unless otherwise specified) s amb Symbol Parameter Test Condition Min. Typ. Max. Unit V Supply Voltage 1.8 15 V S V Quiescent Output Voltage 2.7 O Vs = 3 V 1.2 V Vs = 9 V 4.2 I Quiescent Drain Current MUTE HIGH 3.6 9 mA d MUTE LOW 0.4 mA I Input Bias Current 100 nA b P Output Power d = 10% f = 1kHz O Vs = 12V R = 8 1.9 W L 1.6 W Vs = 9V R = 4 L 1 W Vs = 9V R = 8 L 0.4 W Vs = 6V R = 8 L 0.7 W Vs = 6V R = 4 L 110 mW Vs = 3V R = 4 L 70 mW Vs = 3V R = 8 L d Distortion Po = 0.5W f = 1KHz R = 8 0.3 % L Vs = 9V Gv Closed Loop Voltage Gain f = 1KHz 39 dB R Input Resistance f = 1KHz 100 K in e Total Input Noise Rs = 10K B = Curve A 2 V N Rs = 10K B = 22Hz to 22KHz 3 V SVR Supply Voltage Rejection f = 100Hz R = 10K 45 dB g MUTE Attenuation Vo = 1V f = 100Hz to 10KHz 70 dB MUTE Threshold 0.6 V IM MUTE Current Vs = 15V 0.4 mA 2/8