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
September 2003
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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
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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 MUTE HIGH MUTE LOW 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 MUTE Current f = 100 Hz, Rg = 10 K Vo = 1 V f = 100 Hz to 10 kHz VS = 15V 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 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 Typ. Max. 15 Unit V V V V mA nA W W W W W mW mW %
9
d
Distortion
Gv RIN eN
Closed Loop Voltage Gain Input Resistance Total Input Noise (Rs = 10 k)
39
dB K V
IM
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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
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TDA7233 - TDA7233D
mm MIN. A a1 a2 a3 b b1 C c1 D (1) E e e3 F (1) 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 0.65 0.35 0.19 0.25 0.1 TYP. MAX. 1.75 0.25 1.65 0.85 0.48 0.25 0.5 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
DIM.
OUTLINE AND MECHANICAL DATA
45 (typ.) 5.0 6.2 0.189 0.228 0.050 0.150 0.157 0.050 0.024 0.197 0.244
SO8
(1) D and F do not include mold flash or protrusions. Mold flash or potrusions shall not exceed 0.15mm (.006inch).
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TDA7233 - TDA7233D
mm D IM . 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 TYP. 3.32 0.020 0.045 0.014 0.008 0.065 0.022 0.012 0.430 0.384 MAX. MIN. TYP. 0.131 MAX. inch
OUTLINE AND MECHANICAL DATA
Minidip
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TDA7233 - TDA7233D
Information furnished is believed to be accurate and reliable. However, STMicroelectronics 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 STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners 2003 STMicroelectronics - All rights reserved STMicroelectronics GROUP OF COMPANIES Australia Belgium - Brazil - Canada - China Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States www.st.com
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