ta8273h TOSHIBA Semiconductor CORPORATION, ta8273h Datasheet
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ta8273h
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ta8273h Summary of contents
Page 1
... TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic Max Power 47 W BTL × Audio Power IC The TA8273H BTL audio power amplifier for car audio application. This IC can generate more high power included the pure complementary PNP and NPN transistor output stage ...
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... C 1 PRE-GND TAB V V CC1 CC2 OUT1 (+) 9 IN1 PW-GND1 8 OUT1 (-) 7 OUT2 (+) 5 IN2 PW-GND2 2 OUT2 (-) 3 AUX IN OUT3 (+) 17 IN3 PW-GND3 18 OUT3 (-) 19 OUT4 (+) 21 IN4 PW-GND4 24 OUT4 (-) 23 DIAGNOSIS RIP STBY MUTE OUT TA8273H PRE-GND : PW-GND 2002-02-13 ...
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... Since the control current is microscopic, the switching relay of small current capacity is satisfactory for switching Amp. 2A Amp. 1 Amp. 2B Figure 1 Block Diagram = 1dB : 20dB : 6dB V (BTL 27dB ON Power OFF SB V (V) SB 0~1.5 3~V CC Figure 2 With pin 4 set to High, 3 TA8273H » BIAS CUTTING CIRCUIT Power is turned ON 2002-02-13 ...
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... A 0 -20 -40 -60 -80 -100 0 0.4 0.8 1 1.2 Point A voltage: V MUTE (V) MUTE Figure 5 Mute Attenuation - - - - V 4 TA8273H RELAY BATTERY FROM MICROCOMPUTER BATTERY V CC > MUTE ATT – V MUTE 13 kHz BW = 400~30 kHz 1 ...
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... Figure 6 AUX Input GND /GND or Over Voltage Power Supplied (typ.) CC LED/LCD (Flashing) ALARM (Announcement from a speaker.) REGULATOR È OFF Figure 8 Application 1 5 TA8273H 20dB AMP. OUT (+) OUT (-) AUX AMP 16 - 20dB turned turned on (Relay È OFF) 2002-02-13 ...
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... V V (about 1.4 V) ref/2 bias Figure 9 Application and Detection Mechanism (-) Amp output GND Voltage of point (A) GND Voltage of point (B) GND Figure 10 Wave Form 6 TA8273H DC voltage of (+) Amp (at leak) V (normal DC voltage) CC/2 DC voltage of (-) Amp (at leak) t Offset voltage (at leak) L.P.F. To CPU B V CC/2 Threshold level 2002-02-13 ...
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... L Power: OFF SB ¾ Mute: OFF M ¾ Mute: ON Mute: ON, ¾ = 7.75 Vrms (20dBm) at ATT M V OUT Mute: OFF. 7 TA8273H , 25°C) Min Typ. Max Unit ¾ 200 400 mA ¾ ¾ 47 ¾ ¾ ¾ ¾ 29 ¾ ¾ ...
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... C 1 PRE-GND TAB V V CC1 CC2 OUT1 (+) 9 IN1 PW-GND1 8 OUT1 (-) 7 OUT2 (+) 5 IN2 PW-GND2 2 OUT2 (-) 3 AUX IN OUT3 (+) 17 IN3 PW-GND3 18 OUT3 (-) 19 OUT4 (+) 21 IN4 PW-GND4 24 OUT4 (-) 23 DIAGNOSIS RIP STBY MUTE OUT TA8273H PRE-GND : PW-GND 2002-02-13 ...
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... Power supply voltage V CC (V) T.H.D – P 100 kHz drive 9.0 V 0.5 0.3 0.1 0.05 0.03 0.01 100 0.1 0.3 0.5 1 Output power P T.H.D – 13 OUT = 0.1 0. 100 Frequency f (Hz) 9 TA8273H OUT 13 100 (W) OUT 100 k 2002-02-13 ...
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... 13 OUT = 0.775 Vrms (0dBm) - 620 W - -30 -40 -50 -60 -70 100 k 10 100 Frequency f (Hz) 10 TA8273H OUT1, 3 OUT2 100 k OUT2 ® OUT1 OUT2 ® OUT3 100 k OUT4 ® OUT1 100 k 2002-02-13 ...
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... RqJC + RqHS = 4.5° HEAT SINK 80 RqJA = 39° 100 125 Ambient temperature Ta (° 13 100 k Output power P 150 11 TA8273H – P OUT kHz /ch (C) OUT 2002-02-13 ...
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... Package Dimensions Weight: 7.7 g (typ.) 12 TA8273H 2002-02-13 ...
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... TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. · The information contained herein is subject to change without notice. 13 TA8273H 000707EBF 2002-02-13 ...