ta8271hq TOSHIBA Semiconductor CORPORATION, ta8271hq Datasheet
ta8271hq
Available stocks
Related parts for ta8271hq
ta8271hq Summary of contents
Page 1
... TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic Max Power 41 W BTL × Audio Power IC The TA8271HQ 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 ...
Page 2
... 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 RIP STBY MUTE2 MUTE TA8271HQ PRE-GND : PW-GND 2006-04-28 ...
Page 3
... 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 = (BTL Power OFF SB V (V) SB 0~1.5 Figure 2 With pin 4 set to High, 3 TA8271HQ kΩ 4 ≈ BIAS CUTTING CIRCUIT Power is turned ON 2006-04-28 ...
Page 4
... kΩ −20 −30 −40 −50 A −60 −70 −80 V MUTE −90 −100 1.2 1.4 1.6 Point A voltage: V MUTE (V) Figure 5 Mute Attenuation − TA8271HQ BATTERY FROM MICROCOMPUTER BATTERY CC > 50 MUTE ATT – V MUTE 2.2 kΩ 13 Ω kHz 1.8 2.0 2.2 2.4 2 ...
Page 5
... PCB.) IN AUX AMP AUX-IN µ-COM 16 − Figure 6 AUX Input (In Case of Rare Short Circuit of Speaker) Operating point of protector Speaker impedance About 1 Ω 4 Ω Figure 9 5 TA8271HQ 20dB AMP. OUT (+) OUT (−) 20dB 2006-04-28 ...
Page 6
... Power: OFF SB ⎯ Mute: OFF M ⎯ kΩ Mute: ON Mute: ON, ⎯ = 7.75 Vrms (20dBm) at ATT M V OUT Mute: OFF. 6 TA8271HQ , Ta = 25°C) Min Typ. Max Unit ⎯ 200 400 mA ⎯ ⎯ 41 ⎯ ⎯ ⎯ ⎯ 24 ⎯ ⎯ ...
Page 7
... These components and circuits do not warrant to prevent the application equipment from malfunction or failure 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 RIP STBY MUTE2 MUTE TA8271HQ PRE-GND : PW-GND 2006-04-28 ...
Page 8
... Power supply voltage V (V) CC T.H.D – P 100 kHz Ω 0.1 16.0 V 0.01 100 0.1 1 Output power P T.H.D – 0.1 OUT3 OUT1 0.01 0.001 10 100 30 Frequency f (Hz) 8 TA8271HQ OUT 13 100 (W) OUT 13 Ω P out = 100 k 2006-04-28 ...
Page 9
... Frequency f (Hz) C.T. – f (OUT4 13 Ω −10 V OUT = 0dBm − 620 Ω −30 −40 −50 −60 −70 100 k 10 100 Frequency f (Hz) 9 TA8271HQ 100 100 k OUT4 → OUT1 100 k 2006-04-28 ...
Page 10
... RθJC + RθHS = 4.5°C/W (3) NO HEAT SINK 80 RθJA = 39°C/W ( (2) ( 100 125 Ambient temperature Ta (° 13 100 k Output power P 150 10 TA8271HQ – P OUT kHz Ω /ch (C) OUT 2006-04-28 ...
Page 11
... Package Dimensions Weight: 7.7 g (typ.) 11 TA8271HQ 2006-04-28 ...
Page 12
... TA8271HQ 2006-04-28 ...
Page 13
... In addition, depending on the IC, the use of silicon rubber may be prohibited. Check whether the use of silicon rubber is prohibited for the IC you intend to use, or not. For details of power IC heat radiation design and heat sink installation, refer to individual technical datasheets or IC databooks. 13 TA8271HQ 2006-04-28 ...
Page 14
... R-type flux (2) Use of Sn-3.0Ag-0.5Cu solder Bath · solder bath temperature = 245°C · dipping time = 5 seconds · the number of times = once · use of R-type flux 021023_D 021023_B 060106_Q 14 TA8271HQ 060116EBF 021023_E 2006-04-28 ...