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| TDA7233 TDA7233D 1W AUDIO AMPLIFIER WITH MUTE OPERATING VOLTAGE 1.8 TO 15V EXTERNAL MUTE OR POWER DOWN FUNCTION IMPROVED SUPPLY VOLTAGE REJECTION LOW QUIESCENT CURRENT HIGH POWER CAPABILITY LOW CROSSOVER DISTORTION 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 players, cordless telephones and Cellular Radios. TEST AND APPLICATION CIRCUIT Minidip ORDERING NUMBERS: TDA7233 SO8 TDA7233D Note: Switch Open = Mute Switch Closed = Play March 1995 1/7 This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice. TDA7233 - TDA7233D ABSOLUTE MAXIMUM RATINGS Symbol VS IO Ptot Tstg , Tj Supply Voltage Output Peak Current Total Power Dissipation at Tamb = 50C Storage and Junction Temperature Parameter Value 16 1 1 -40 to 150 Unit V A W C PIN CONNECTIONS (Top views) Minidip SO8 THERMAL DATA Symbol Rth j-amb Parameter Thermal Resistance Junction-ambient Max. SO8 200 Minidip 100 Unit C/W 2/7 TDA7233 - TDA7233D ELECTRICAL CHARACTERISTICS (Vs = 6 V, Tamb = 25 C, unless otherwise specified) Symbol Vs Vo Parameter Supply Voltage Quiescent Out Voltage Vs = 3 V Vs = 9 V Id Ib Po Quiescent Drain Current Input Bias Current Output Power d = 10 % Vs = 12 V Vs = 9 V Vs = 9 V Vs = 6 V Vs = 6 V Vs = 3 V Vs = 3 V Po = 0.5 W f = 1 kHz RL = 8 Vs = 9 V f = 1 kHz f = 1 kHz B = Curve A B = 22 Hz to 22 kHz SVR Supply Voltage Rejection MUTE Attenuation MUTE Threshold IM MUTE Current VS = 15V f = 100 Hz, Rg = 10 K Vo = 1 V f = 100 Hz to 10 kHz 100 2 3 45 70 0.6 0.4 dB dB V mA f = 1 KHz RL = 8 RL = 4 RL = 8 RL = 8 RL = 4 RL = 4 RL = 8 MUTE HIGH MUTE LOW Test Condition Min. 1.8 2.7 1.2 4.2 3.6 0.4 100 1.9 1.6 1 0.4 0.7 110 70 0.3 nA W W W W W mW mW % 9 Typ. Max. 15 Unit V V V V mA d Distortion Gv R IN eN Closed Loop Voltage Gain Input Resistance Total Input Noise (R s = 10 k) 39 dB K V 3/7 TDA7233 - TDA7233D Figure 1: Output Power vs. Supply Voltage Figure 2: Supply Voltage Rejection vs. Frequency Figure 3: DC Output Voltage vs. Supply Voltage Figure 4: Quiescent Current vs. Supply Voltage Figure 5: Total Dissipated Power vs. Supply Voltage 4/7 TDA7233 - TDA7233D SO8 PACKAGE MECHANICAL DATA DIM. MIN. A a1 a2 a3 b b1 C c1 D E e e3 F L M S 3.8 0.4 4.8 5.8 1.27 3.81 4.0 1.27 0.6 8 (max.) 0.15 0.016 5.0 6.2 0.65 0.35 0.19 0.25 0.1 mm TYP. MAX. 1.75 0.25 1.65 0.85 0.48 0.25 0.5 45 (typ.) 0.189 0.228 0.050 0.150 0.157 0.050 0.024 0.197 0.244 0.026 0.014 0.007 0.010 0.004 MIN. inch TYP. MAX. 0.069 0.010 0.065 0.033 0.019 0.010 0.020 5/7 TDA7233 - TDA7233D MINIDIP PACKAGE MECHANICAL DATA DIM. MIN. A a1 B b b1 D E e e3 e4 F I L Z 3.18 7.95 2.54 7.62 7.62 6.6 5.08 3.81 1.52 0.125 0.51 1.15 0.356 0.204 1.65 0.55 0.304 10.92 9.75 0.313 0.100 0.300 0.300 0.260 0.200 0.150 0.060 mm TYP. 3.32 0.020 0.045 0.014 0.008 0.065 0.022 0.012 0.430 0.384 MAX. MIN. inch TYP. 0.131 MAX. 6/7 TDA7233 - TDA7233D Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. (c) 1995 SGS-THOMSON Microelectronics - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thaliand - United Kingdom - U.S.A. 7/7 |
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