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| UTC PC1353 DESCRIPTION LINEAR INTEGRATED CIRCUIT TV AUDIO PROCESSING CIRCUIT UTC PC1353 is designed for TV SIF signal amplification and audio power amplification purpose. It includes SIF amplifier, FM, frequency discriminator, DC volume control, 2.4W power amplifier and voltage regulator. FEATURES * Wide operating supply voltage,9V ~ 18V When VCC=18V,RL=8,Output is 2.4W(17"TV) When VCC=12V,RL=8,Output is 1.2W(12"TV) * Linear volume control * Low harmonic distortion * Differential peak detector * Attenuation circuit for noise suppression(Typical80dB) DIP-14H APPLICATION CIRCUIT RB 100 F 0.01 F Vcc 220 F Deweighting IF discreminator output 4.7 F 0.015 F IF power input 3 22k 4 7 5 Volume VR control 5k 270 0.1 F 14 attenuator IF voltage regulation Power for audio output 10 12 Input coil 0.022 F IF amplifier limiter Bootstrap 100 F Mute Frequency discreminator 9 Power AMP output 13 8 330 F 22 TAB FM discreminator coil 1 2 100 F 10pF 6 11 470pF 47 F Negative Feedback Decoupling Fig 1 UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R111-002,A UTC PC1353 PARAMETER Input Voltage(pin 10) Input Current(pin10) Input Current(pin5) Signal Voltage Input Power Dissipation Power Dissipation Operating Temperature LINEAR INTEGRATED CIRCUIT SYMBOL V10 I10 I5 VI PD1 PD2 TOPR ABSOLUTE MAXIMUM RATING(Ta=25C) VALUE 20 1 100 3 0.8(Ta=75C)Free air 1.4* -20 ~ +75 -40 ~ +150 UNIT V A mA VP-P W W C C Storage Temperature TSTG *Area of copper pattern on PCB 50 x 50(mm)2 ELECTRICAL CHARACTERISTICS(Ta=25C) 1.TYPICAL CHARACTERISTICS PARAMETER Current for Pin 10 Current for Pin 10 Audio Output Power Audio Output Power Bandwidth for Audio Stage SYMBOL I10 I10 POA POB fS TEST CONDITIONS THD2A=10% THD2B=10% THD=3% VCC=18V,RB=330,THD=3% -3dB VALUE 200 ~ 210 270 ~ 280 1.1 2.0 50 ~ 50K UNIT mA mA W W HZ 2. IF AMPLIFIER(VCC=12V,RB=100,V14>=1.3V,fO=6.5MHZ,fm=400HZ,f=25KHZ,RG=50) PARAMETER Pin 5 Voltage Pin5 Voltage Pin10 Current Pin10 Current IF limiter Voltage Discriminator Output Voltage Discriminator Distortion THD1 AMR VATT Vi=10mVrms Modulation 30% fm=400HZ Vi=10mVrms Maximum attenuation V14=0V -60 -80 dB -40 0.7 -50 % dB AM rejection ratio SYMBOL V5A V5B I10A I10B VLIM VOAF TEST CONDITIONS VCC=18V,RB=330 No input signal VCC=18V,RB=330 No input signal VOAF(Vi=10mVrms)= -3dB Vi=10mVrms MIN 7.5 7.5 14 16 TYP 8.0 8.0 19 28 200 MAX 8.5 8.5 24 35 400 UNIT V V mA mA Vrms mVrms 300 360 UTC UNISONIC TECHNOLOGIES CO., LTD. 2 QW-R111-002,A UTC PC1353 PARAMETER Voltage Gain Output Power Output Power Distortion Distortion Total Distortion(IF+Audio) LINEAR INTEGRATED CIRCUIT SYMBOL GVAF POA POB THD2A THD2B THD3 3.AUDIO POWER AMPLIFIER(VCC=12V,RB=100,RL=8,f=400HZ,RG=600) TEST CONDITIONS Vi=30mVrms THD=10% VCC=18V,RB=330 THD=10% PO=0.5W VCC=18V,RB=330 PO=0.5W PO=0.5W Vi=10mVrms v 1.5 4.0 % 0.6 0.5 2.0 2.0 % % MIN 33 0.9 2.0 TYP 37 1.2 2.4 MAX 41 UNIT dB W W TEST CIRCUIT 47 F 47 F S3 S4 Audio signal f=400Hz KF 600 VV VV 47 F 47 F 0.015 F 100 F Amp VV Gainae=60dB 3 S1 0.01 F 7 4 11 6 10 220 F 330 F DCM Vcc 12V or 18V 12 IF signal f=6.5MHz RG=50 I10 13 0.022 F UTC PC1353 8 100 F RL=8 KF VV 9 TAB VV AC voltmeter Distortion meter DVM RB : Vcc 12V:100 Vcc 18V:330 S2 10pF 1 2 14 22k 5k 5 RB 100 F 0.01 F I5 220 F V5 KF V1 V14 Fig 2 UTC UNISONIC TECHNOLOGIES CO., LTD. 0.1 F DVM 3 QW-R111-002,A UTC PC1353 Power supply curve 25 LINEAR INTEGRATED CIRCUIT Total distortion curve 20 18 TYPICAL PERFORMANCE CHARACTERISTICS 20 16 14 Power supply current Icc (mA) f=1kHz Vcc=12V 15 Total distortion THD2 (%) 12 10 8 6 f=1kHz Vcc=18V 10 5 4 2 0 0 2 4 6 8 10 12 14 16 18 20 0 0.5 1.0 1.5 2.0 2.5 Power supply voltage Vcc (V) Output powerE Po(W) Detector output curve 500 Audio amplifier frequency response curve Vcc=12V Vi=30mVrms Vout 400 0 -1 Detector output voltage (mVrms) Attenuation (dB) 6 300 -2 -3 -4 -5 -6 -7 2 3 4 5 200 100 Vcc=12V fo=6.5MHz 100%FM 30%AM fm=400Hz f=+25kHz Vi=10mVrms 2 0 10 10 3 Input voltage Vi (Vrms) 10 4 10 5 10 10 10 10 10 10 Frequency (Hz) Audio power output curve 5 3 Power dissipation curve PCB thickness t=1.5mm Copper thickness t=30m Power dissipation PD(W) 2 4 f=1kHz Output power Po(W) V=18V THD=10% 3 50x50(mm)2 2 V=12V THD=10% 1 Free air 1 0 10 100 1000 0 0 50 100 150 Input power Viaf(mVrms) Ambient temperature Ta(XC) UTC UNISONIC TECHNOLOGIES CO., LTD. 4 QW-R111-002,A |
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