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TDA7393 Dataheets PDF



Part Number TDA7393
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description 2 x 32W DUAL BRIDGE CAR RADIO AMPLIFIER
Datasheet TDA7393 DatasheetTDA7393 Datasheet (PDF)

® TDA7393 2 x 32W DUAL BRIDGE CAR RADIO AMPLIFIER HIGH OUTPUT POWER CAPABILITY: 2 x 35W max./4Ω 2 x 32W EIAJ/4Ω 2 x 22W typ./4Ω @ 14.4V, 1KHz, 10% 2 x 19W typ./4Ω @ 13.2V, 1KHz, 10% 2 x 28W typ./2Ω @ 14.4V, 1KHz, 10% 2 x 25W typ./2Ω @ 13.2V, 1KHz, 10% LOW DISTORTION LOW OUTPUT NOISE ST-BY FUNCTION MUTE FUNCTION AUTO-MUTE AT MIN. SUPPLY VOLTAGE DETECTION LOW EXTERNAL COMPONENT COUNT – INTERNALLY FIXED GAIN (32dB) – NO EXTERNAL COMPENSATION – NO BOOTSTRAP CAPACITORS ADDITIONAL MONO INPUT PROTECT.

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® TDA7393 2 x 32W DUAL BRIDGE CAR RADIO AMPLIFIER HIGH OUTPUT POWER CAPABILITY: 2 x 35W max./4Ω 2 x 32W EIAJ/4Ω 2 x 22W typ./4Ω @ 14.4V, 1KHz, 10% 2 x 19W typ./4Ω @ 13.2V, 1KHz, 10% 2 x 28W typ./2Ω @ 14.4V, 1KHz, 10% 2 x 25W typ./2Ω @ 13.2V, 1KHz, 10% LOW DISTORTION LOW OUTPUT NOISE ST-BY FUNCTION MUTE FUNCTION AUTO-MUTE AT MIN. SUPPLY VOLTAGE DETECTION LOW EXTERNAL COMPONENT COUNT – INTERNALLY FIXED GAIN (32dB) – NO EXTERNAL COMPENSATION – NO BOOTSTRAP CAPACITORS ADDITIONAL MONO INPUT PROTECTIONS: OUTPUT AC/DC SHORT CIRCUIT TO GND AND TO VS VERY INDUCTIVE LOADS OVERRATING CHIP TEMPERATURE WITH SOFT THERMAL LIMITER BLOCK DIAGRAM MULTIWAT T15 ORDERING NUMBER: TDA7393 LOAD DUMP VOLTAGE FORTUITOUS OPEN GND REVERSE BATTERY ESD PROTECTION DESCRIPTION The TDA7393 is a new technology class AB Audio Power Amplifier in Multiwatt15 package designed for high end car radio applications. Thanks to the fully complementary PNP/NPN output configuration the high power performances of the TDA7393 are obtained without bootstrap capacitors. The extremely reduced components count October 1998 1/9 TDA7393 ABSOLUTE MAXIMUM RATINGS Symbol VCC VCC (DC) VCC (pk) IO Operating Supply Voltage DC Supply Voltage Peak Supply Voltage (t = 50ms) Output Peak Current: Repetitive (Duty Cycle 10% at f = 10Hz) Non Repetitive (t = 100µs) Power dissipation, Tcase = 75°C (see derating curve) Junction Temperature Operating Ambient Temperature Storage Temperature Parameter Value 18 28 50 4.5 5.5 50 150 – 40 to 85 – 55 to 150 Unit V V V A A W °C °C °C Ptot Tj Top Tstg allows very compact sets. PIN CONNECTION (Top view) THERMAL DATA Symbol Rth j-case Parameter Thermal Resistance Junction to Case Max. Value 1.5 Unit °C/W 2/9 TDA7393 ELECTRICAL CHARACTERISTICS (VS = 13.2V; f = 1KHz; Rg = 600Ω; RL = 4Ω; Tamb = 25°C; Refer to the application circuit, unless otherwise specified.) Symbol Iq1 VOS Gv Po Parameter Quiescent Current Output Offset Voltage Voltage Gain Output Power THD = 10%; VS = 14.4V THD = 10% THD = 1% THD = 10%; RL = 2Ω THD = 10%; VS = 14.4V; R L = 2Ω EIAJ RULES; VS = 13.7V Po = 0.1 to 8W Bw = 20Hz to 20KHz f = 100Hz (stereo) 60 10 300 10 f = 1KHz Amp. ON Amp. OFF St-By = H, VS reducing/increasing VO = 1Vrms Amp. Play Amp. Mute Mute = IN, VS reducing/increasing VMUTE = 1.5V (Sourced Current) VMUTE = 3.5V (Sourced Current) 6 6 8.5 10 10 3.5 1.5 9.3 14 14 7.5 75 50 3.5 1.5 8.3 15 65 100 20 30.5 17 32 22 19 16 25 28 30 0.08 0.3 0.3 Test Condition Min. Typ. 90 Max. 180 150 33.5 Unit mA mV dB W W W W W W % mVrms dB Hz KHz KΩ dB µA V V V dB V V V µA µA Po max THD eNo SVR fL fH Ri CT ISB VSB out VSB IN V SB AM VM out VM in VM Im (L) Im (H) Max. Output Power Distortion Output Noise Supply Voltage Rejection Low Cut-Off Frequency High Cut-Off Frequency Input Impedance Cross Talk St-By Current Consumption St-By OUT Threshold Voltage St-By IN Threshold Voltage Supply Dependent St-By Threshold Mute Attenuation Mute OUT Threshold Voltage Mute IN Threshold Voltage Supply Dependent Mute Threshold Muting Pin Current Muting Pin Current Figure 1: Quiescent Current vs. Supply Voltage Figure 2: Output Power vs. Supply Voltage RL = 4Ω R L = 4Ω f = 1KHz 3/9 TDA7393 Figure 3: Output Power vs Supply Voltage Figure 4: EIAJ Power vs. Supply Voltage RL = 2Ω f = 1KHz f = 1KHz Vi = 2.5Vrms Figure 5: Cross-Talk vs. Frequency Figure 6: SVR vs. Frequency VS = 13.2V RL = 4Ω VO = 1Vrms VS = 13.2V RL = 4Ω Vr = 1Vrms Rg = 600Ω Mute 1,2 = OFF Figure 7: Distortion vs. Frequency Figure 8: Distortion vs. Frequency VS = 13.2V RL = 4Ω Both channels VS = 13.2V RL = 2Ω 4/9 TDA7393 Figure 9: Block Diagram of Mute Circuit Figure 10: Explanatory Waveforms Of Mute Circuit 5/9 TDA7393 Figure 11: Application Circuit Figure 12: P.C. Board and Component Layout of the fig. 11 (1:1 scale) 6/9 TDA7393 Figure 13: Power Dissipation Derating Curve 7/9 TDA7393 MULTIWATT15 PACKAGE MECHANICAL DATA DIM. A B C D E F G G1 H1 H2 L L1 L2 L3 L4 L7 M M1 S S1 Dia1 mm TYP. inch TYP. MIN. MAX. 5 2.65 1.6 0.55 0.75 1.52 18.03 20.2 22.5 22.5 18.1 17.75 10.9 2.9 4.85 5.53 2.6 2.6 3.85 MIN. MAX. 0.197 0.104 0.063 0.022 0.030 0.060 0.710 0.795 0.886 0.886 0.713 0.699 0.429 0.114 0.191 0.218 0.102 0.102 0.152 OUTLINE AND MECHANICAL DATA 1 0.49 0.66 1.02 17.53 19.6 21.9 21.7 17.65 17.25 10.3 2.65 4.25 4.63 1.9 1.9 3.65 0.019 0.026 0.040 0.690 0.772 0.862 0.854 0.695 0.679 0.406 0.104 0.167 0.182 0.075 0.075 0.144 0.039 1.27 17.78 0.050 0.700 22.2 22.1 17.5 10.7 4.55 5.08 0.874 0.870 0.689 0.421 0.179 0.200 Multiwatt15 V 8/9 TDA7393 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. Specification mentioned in this publication are subject to change with.


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