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UTC TDA8496
LINEAR INTEGRATED CIRCUIT
5W+5W AMPLIFIER WITH DC VOLUME CONTROL
DESCRIPTION
The UTC TDA8496 is a stereo 5+5W class AB power amplifier with mute and dc volume control,assembled in the HZIP-15 package. It is designed for high quality sound, LCD TV or LCD Monitor applications.
FEATURES
* 5+5W OUTPUT POWER @ VCC = 22V; RL = 8 * LOW TURN-ON TURN-OFF POP NOISE * LOW EXTERNAL COMPONENTS * SHORT CIRCUIT &THERMAL OVERLOAD PROTECTION * LINEAR VOLUME CONTROL BY DC VOLTAGE * SOFT CLIPPING * INTERNALLY FIXED GAIN * ST-BY AND MUTE FUNCTIONS
HZIP-15
*Pb-free plating product number: TDA8496L
PIN CONFIGURATION
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
PW_GND OUTR VS OUTL PW_GND MUTE STBY S_GND SVR N.C. INL VAROUT_L VOLUME VAROUT_R INR
(Top View)
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R107-030,A
www.unisonic.com.tw
UTC TDA8496
BLOCK DIAGRAM
VAROUT_R PW_GND 2 11 1 470nF 30K VOLUME
LINEAR INTEGRATED CIRCUIT
VS 13 TSD + OP AMP 15 14 PW_GND 1000 F OUTR S1 ST-BY +5V
INR
S_GND
8
9 MUTE/STBY PROTECTIONS VOLUME 60K + OP AMP 3 VOLUME 100nF 4 VAROUT_L 300K +5V 12 10
STBY 10K MUTE OUTL 1000 F 1 F
S_GND +5V
S2 MUTE
INL 470nF SVR 470 F
5 30K 7
ABSOLUTE MAXIMUM RATINGS
PARAMETER DC Supply voltage Maximum Input Voltage Volume Control DC Voltage Total Power Dissipation (Ta = 80) Ambient Operating Temperature Junction Temperature Storage Temperature SYMBOL VS VIN V3 Ptot Tamb Tj Tstg RATINGS 35 8 7 15 0 ~ 70 -40 ~ 150 -40 ~ 150 UNIT V VPP V W
THERMAL DATA
PARAMETER Thermal Resistance junction-case Thermal Resistance junction-ambient Max. SYMBOL JC JA RATINGS Typ. = 4, Max. = 4.6 35 UNIT /W /W
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R107-030,A
www.unisonic.com.tw
UTC TDA8496
ELECTRICAL CHARACTERISTICS
LINEAR INTEGRATED CIRCUIT
MIN 10 TYP MAX UNIT 32 V 25 50 mA 200 mV 11 V 5.5 W 4 2.1 W 1.0 0.4 % 1.3 A 2.8 Vrms 30 31.5 dB 0 1.5 dB dB 0.6 MHz 500 800 V 100 5 22.5 2 35 55 39 65 150 160 3.5 1.5 3.5 1.5 50 65 0.6 80 -5 1 0.2 1 60 8 30 30 250 150 V V V/s K K dB dB V V V V dB mA A A A A
(Refer to the test circuit VS = 22V, RL = 8, Rg = 50, Ta=25) PARAMETER SYMBOL TEST CONDITIONS Supply Voltage Range VS Total Quiescent Current Iq Output DC Offset Referred to SVR Potential DCVOS No Input Signal Quiescent Output Voltage VO THD = 10%, RL = 8 THD = 1%, RL = 8 Output Power PO THD = 10%, RL = 4, VS = 12V THD = 1%, RL = 4, VS = 12V Total Harmonic Distortion THD Gv = 30dB, PO = 1W, f = 1KHz Output Peak Current Ipeak (internally limited) Input Signal VIN Closed Loop Gain GV VOl Ctrl >4.5V Monitor Out Gain GVLine VOl Ctrl >4.5V, Zload >30K Attenuation at Minimum Volume AMin VOL VOl Ctrl <0.5V BW f =20Hz ~ 22KHz(PLAY, max volume) f =20Hz ~ 22KHz Total Output Noise eN PLAY, max attenuation f = 20Hz ~ 22KHz MUTE Slew Rate SR Input Resistance Ri Variable Output Resistance RVar Out Variable Output Load RL Var Out f = 1KHz, max volume CSVR = 470mF, VRIP = 1Vrms Supply Voltage Rejection SVR f = 1KHz, max attenuation CSVR = 470mF, VRIP = 1Vrms Thermal Muting TM Thermal Shut-down TS MUTE STAND-BY & INPUT SELECTION FUNCTIONS Stand-by ON Threshold VST-ON Stand-by OFF Threshold VST-OFF Mute ON threshold VMUTEON Mute OFF threshold VMUTEOFF Mute Attenuation AMUTE Quiescent Current @ Stand-by IqST-BY Stand by ON: VST-BY = 5V, Vmute = 5V Stand-by bias current IstbyBIAS Play or Mute Mute Mute Bias Current ImuteBIAS Play
5
1.0 28.5 -1.5 80
100
-20
5 2
UTC
UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R107-030,A
www.unisonic.com.tw
UTC TDA8496
Figure 1: APPLICATION CIRCUIT
+VS C1 1000 F
LINEAR INTEGRATED CIRCUIT
VAROUT_R PW_GND 2 11 1 C2 470nF S_GND 30K VOLUME
C9 0.1 F VS 13 TSD + OP AMP 15 14 C8 1000 F 9 PW_GND PW_GND OUTR S1 ST-BY
INR
+5V
8
MUTE/STBY PROTECTIONS VOLUME
10 C7 1 F R2 10K
S_GND +5V
INL C3 470nF SVR C4 470 F
5 30K 7 3 VOLUME C5 100nF 4 VAROUT_L R1 300K TP1
S2 MUTE OUTL PW_GND
+ OP AMP
12 C6 1000 F
VOL P1 50K LOG
+5V
MUTE STAND-BY TRUTH TABLE
MUTE H L H L St-BY H H L L OPERATING CONDITION STAND-BY STAND-BY MUTE PLAY
UTC
UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R107-030,A
www.unisonic.com.tw
UTC TDA8496
Turn ON/OFF Sequences
USING ONLY THE MUTE FUNCTION
LINEAR INTEGRATED CIRCUIT
VS (V)
ST-BY pin#9 (V) 5
VSVR pin#7(V) 2.5V MUTE pin#10 (V) 5
INPUT (mV)
VOUT (V)
OFF STBY MUTE
PLAY
MUTESTBY OFF
IQ (mA)
UTC
UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R107-030,A
www.unisonic.com.tw
UTC TDA8496
Quiescent Current vs. Supply Voltage
50 45 Vi=0
LINEAR INTEGRATED CIRCUIT
Output DC Offset vs. Supply Voltage
550 500 Vi=0
Vodc-Vsvr (mV)
12 14 16 22 26 28 30 32
450 400 350 300 250 200 150 100
Iq (mA)
40 35 30 25 20 15 10 18 20 24
10
12
14
16
18
20
22
24
26
28
30
32
Supply Voltage (V)
Supply Voltage (V)
Output Dc Offset vs. Supply Voltage
Vi=0 16 15 14 13 12 11 10 9 8 7 6 5 4 6.2 RL=4 F=1KHz
Output Power vs Supply Voltage
Output Power (W)
5.8 5.4 5 4.6 4.2 3.8 3.4 3 THD=1% THD=10%
Vodc (V)
10
12
14
16
18
20
22
24
26
28
30
32
18
18.5
19
19.5
20
20.5
21
21.5
22
Supply Voltage (V)
Supply Voltage (V)
UTC assum es no responsibility for equipm ent failures that result from using products at values that exceed, even momentarily, rated values (such as maxim um ratings, operating condition ranges, or other param eters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or system s where m alfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The inform ation presented in this docum ent does not form part of any quotation or contract, is believed to be accurate and reliable and m ay be changed without notice.
UTC
UNISONIC TECHNOLOGIES CO., LTD.
6
QW-R107-030,A
www.unisonic.com.tw

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