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TDA7497S Dataheets PDF



Part Number TDA7497S
Manufacturers STMicroelectronics
Logo STMicroelectronics
Description TRIPLE AMPLIFIER
Datasheet TDA7497S DatasheetTDA7497S Datasheet (PDF)

TDA7497S www.datasheet4u.com 8W+8W+15W TRIPLE AMPLIFIER s s s s s s s s s s 8+8W (RL = 8Ω) + 15W ( RL = 4Ω) OUTPUT POWER @THD = 10%, Vcc = 25V INDEPENDENT MUTE FOR CENTER CHANNEL AND MAIN CHANNELS NO TURN-ON TURN-OFF POP NOISE NO BOUCHEROT CELL SINGLE SUPPLY RANGING UP TO 35V SHORT CIRCUIT PROTECTION THERMAL OVERLOAD PROTECTION INTERNALLY FIXED GAIN SOFT CLIPPING MULTIWATT 15 PACKAGE MULTIPOWER BI50II TECHNOLOGY Multiwatt15 ORDERING NUMBER: TDA7497S DESCRIPTION The TDA7497S is a triple 8+8+.

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TDA7497S www.datasheet4u.com 8W+8W+15W TRIPLE AMPLIFIER s s s s s s s s s s 8+8W (RL = 8Ω) + 15W ( RL = 4Ω) OUTPUT POWER @THD = 10%, Vcc = 25V INDEPENDENT MUTE FOR CENTER CHANNEL AND MAIN CHANNELS NO TURN-ON TURN-OFF POP NOISE NO BOUCHEROT CELL SINGLE SUPPLY RANGING UP TO 35V SHORT CIRCUIT PROTECTION THERMAL OVERLOAD PROTECTION INTERNALLY FIXED GAIN SOFT CLIPPING MULTIWATT 15 PACKAGE MULTIPOWER BI50II TECHNOLOGY Multiwatt15 ORDERING NUMBER: TDA7497S DESCRIPTION The TDA7497S is a triple 8+8+15W class AB power amplifier assembled in the @ Multiwatt 15 package, specially designed for high quality sound, TV applications. BLOCK DIAGRAM VS_C PW_GND C1 INR 470nF S_GND 8 2 11 1 13 VS +VS C11 0.1µF C10 0.1µF C9 1000µF Features of the TDA7497S include mute functions, independently controller for main and center channels. + 30K OP AMP 14 C8 1000µF OUTR C12 1µF 10K R2 MUTE2 10K R1 C7 1µF S1 MUTE2 (CENTER) 9 PW_GND_C 4 MUTE PROTECTIONS 60K C2 INL 470nF 5 10 +5V S_GND MUTE1 +5V S2 MUTE1 (L/R) + 30K OP AMP 12 OUTL C6 1000µF C3 INC 470nF C4 470µF 6 + 30K OP AMP 3 OUTC C5 SVR 7 1000µF 15 PW_GND D98AU961B April 2003 1/7 TDA7497S ABSOLUTE MAXIMUM RATINGS Symbol www.datasheet4u.com Parameter DC Supply Voltage Total Power Dissipation (Tamb = 70°C) Ambient Operating Temperature (1) Storage and Junction Temperature Value 35 20 0 to 70 -40 to 150 Unit V W °C °C VS Ptot Tamb Tstg, Tj (1) Operation between -20 to 85 °C guaranteed by correlation with 0 to 70°C. PIN CONNECTION (Top view) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 PW_GND OUTR VS OUTL PW_GND MUTE1 (L/R) MUTE2 (CENTER) S_GND SVR INC INL PW_GND_C OUTC VS_C INR D98AU962A THERMAL DATA Symbol Rth j-case Rth j-amb Parameter Thermal Resistance Junction-case Thermal Resistance Junction-ambient Value Typ.=1.3 max = 1.9 max = 35 Unit °C/W °C/W 2/7 TDA7497S ELECTRICAL CHARACTERISTCS (Refer to the test circuit VS = 25V; Rg = 50Ω, Tamb = 25°C) Symbol Parameter Test Condition Min. 11 60 11.5 THD = 10%; RL = 8Ω; THD = 1%; RL = 8Ω; THD = 10%; RL = 4Ω THD = 1%; RL = 4Ω PO = 1W; f = 1KHz; (internally limited) (internally limited) 28.5 -1 0.6 Total Output Noise Slew Rate Input Resistance Supply Voltage Rejection Thermal Muting Thermal Shut-down f = 1kHz CSVR = 470µF; VRIP = 1Vrms f = 20Hz to 22KHz 5 22.5 50 60 8 30 60 150 160 150 2.0 2.5 29.5 30.5 1 6 5 12 10 12.5 8 6 15 12 0.4 Typ. Max. 30 100 13.5 Unit V mA V W W W W % A A dB dB MHz µV V/µs KΩ dB °C °C VS Supply Voltage Range www.datasheet4u.com Iq VO PO_L/R PO_C THD Ipeak L/R Ipeak C GV ∆GV BW eN SR Ri SVR TM Ts Total Quiescent Current Quiescent Output Voltage Output Power Left / RightChannels Output Power Center Channel Total Harmonic Distortion Output Peak Current Output Peak Current Central Channel Closed Loop Gain L/R Voltage GainMatching MUTE & INPUT SELECTION FUNCTIONS VMUTE1 Mute 1 ON threshold (L/R) Mute 1 OFF threshold (L/R) VMUTE2 Mute 2 ON Threshold (center) Mute 2 OFF Threshold (center) AMUTE Mute Attenuation Mute Play 50 65 1 0.2 5 2 3.5 1.5 3.5 1.5 V V V V dB µA µA ImuteBIAS Mute bias current Mute1/Mute2 3/7 TDA7497S Figure 1. PC Boar and Component Layout www.datasheet4u.com 4/7 TDA7497S Figure 2. Output Power vs Supply Voltage W Figure 4. THD+N vs Output Power T.H.D. (% ) www.datasheet4u.com 10 8 6 4 TDA7497 Rl = 80hm f = 1KHz 10 5 THD=10% 2 1 0.5 TDA7497 Vcc=26Vdc Rl = 8ohm f = 1KHz THD=1% 0.2 0.1 0.05 2 0 +10 +12 +14 +16 +18 Vdc +20 +22 +24 +25 0.02 0.01 60m 100m 200m 500m 1 2 5 10 Pout vs Vcc : RL=8ohm, F=1KHz (filter 22Hz-22KHz), THD= 1%, 10%, channels L/R/C Figure 3. Frequency Response Amp. (dB) Figure 5. Pdiss vs Output Power Pdiss. (W)helv 16 15 TDA7497 Vcc=25 Vdc Rl = 8ohm 0dB = 1W +5l +4 +3 +2 +1 +0 -1 -2 -3 -4 -5 14 13 12 11 10 TDA7497 Vcc = 26V Right/Left/Center= 8 ohm X axis is 3X Pout 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k 9 0 5 10 15 Pout. (W) Frequency ( Hz ) 20 25 30 5/7 TDA7497S DIM. MIN. A www.datasheet4u.com B C D E F G G1 H1 H2 L L1 L2 L3 L4 L7 M M1 S S1 Dia1 21.9 21.7 17.65 17.25 10.3 2.65 4.25 4.63 1.9 1.9 3.65 0.49 0.66 1.02 17.53 19.6 mm TYP. MAX. 5 2.65 1.6 1 0.55 0.75 1.27 17.78 1.52 18.03 20.2 22.2 22.1 17.5 10.7 4.55 5.08 22.5 22.5 18.1 17.75 10.9 2.9 4.85 5.53 2.6 2.6 3.85 0.862 0.854 0.695 0.679 0.406 0.104 0.167 0.182 0.075 0.075 0.144 0.019 0.026 0.040 0.690 0.772 MIN. inch TYP. MAX. 0.197 0.104 0.063 0.039 0.022 0.030 0.050 0.700 0.060 0.710 0.795 0.874 0.870 0.689 0.421 0.179 0.200 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 Multiwatt15 V 6/7 TDA7497S www.datasheet4u.com 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. Specif.


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