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TDA7233S
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 TDA7233S is a monolithic integrated circuit in SIP 9, intended for use as class AB power amplifier with a wide range of supply voltage from 1.8V to 15V in portable radios, cassette recorders and players. TEST AND APPLICATION CIRCUIT
SIP9 ORDERING NUMBER: TDA7233S
MUTE SWITCH OPEN CLOSED
CONDITION MUTE PLAY
May 1997
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TDA7233S
PIN CONNECTION (Top view)
ABSOLUTE MAXIMUM RATINGS
Symbol VS IO Ptot Tstg, Tj Supply Voltage Output Peak Current Total Power Dissipation Tamb = 50C Storage and Junction Temperature Parameter Value 16 1 1 -40 to 150 Unit V A W C
THERMAL DATA
Symbol Rth j-amb Rth j-case Description Thermal Resistance Junction-ambient Thermal Resistance Junction-pins Max Max Value 70 10 Unit C/W C/W
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ELECTRICAL CHARACTERISTICS (VS = 6V, Tamb = 25C, unless otherwise specified)
Symbol VS VO Parameter Supply Voltage Quiescent Output Voltage VS = 3V VS = 9V Id Ib PO Quiescent Drain Current Input Bias Current Output Power d = 10% VS = 12V VS = 9V VS = 9V VS = 6V VS = 6V VS = 3V VS = 3V PO = 0.5W f = 1KHz f = 1KHz f = 1KHz B = Curve A B = 22Hz to 22KHz SVR Supply Voltage Rejection MUTE Attenuation MUTE Threshold IM MUTE Current VS = 15V R g = 10K f = 100Hz VO = 1V, f = 100Hz to 10KHz 40 100 2 3 45 70 0.6 0.4 2 f = 1kHz RL = 8 RL = 4 RL = 8 RL = 8 RL = 4 RL = 4 RL = 8 RL = 8 VS = 9V PLAY MUTE Test Condition Min. 1.8 27 1.2 4.2 3.6 0.4 100 1.9 1.6 1 0.4 0.7 110 70 0.3 39 9 Typ. Max. 15 Unit V V V V mA mA nA W W W W W mW mW % dB K V V dB dB V mA
0.8 0.45
d GV R IN eN
Distortion Closed Loop Voltage Gain Input Resistance Total Input Noise (RS = 10K)
Figure 1: Output Power vs. Supply Voltage
Figure 2: Supply Voltage Rejection vs. Frequency
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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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SIP9 PACKAGE MECHANICAL DATA
DIM. A a1 B B3 b1 b3 C c1 c2 D d1 e e3 L L1 L2 L3 L4 M N P 17.4 3.2 1 0.15 3.1 3 17.6 0.25 17.85 0.685 0.126 0.039 0.006 14.5 2.54 20.32 0.122 0.118 0.693 0.010 0,702 0.85 3.3 0.43 1.32 21.2 0.571 0.100 0.800 0.5 1.6 0.033 0.130 0.017 0.052 0.835 2.7 mm MIN. TYP. MAX. 7.1 3 23 24.8 0.020 0.063 0.106 MIN. inch TYP. MAX. 0.280 0.118 0.90 0.976
D L3 c2
C
L1
N P
M d1
L4
L2
a1
1
9
L
b1 b3 e3 B B3
SIP9
e
A c1
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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. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGSTHOMSON 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) 1997 SGS-THOMSON Microelectronics - Printed in Italy - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
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