TA8266HQ TOSHIBA Semiconductor CORPORATION, TA8266HQ Datasheet
TA8266HQ
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TA8266HQ Summary of contents
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... TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic Max Power 35 W BTL × Audio Power IC The TA8266HQ 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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... 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 OUT MUTE TA8266HQ PRE-GND : PW-GND 2006-04-28 ...
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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 = 8dB : 20dB : 6dB V (BTL 34dB ON Power OFF SB V (V) SB 0~1.5 Figure 2 With pin 4 set to High, 3 TA8266HQ kΩ 4 ≈ BIAS CUTTING CIRCUIT Power is turned ON 2006-04-28 ...
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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 − TA8266HQ RELAY BATTERY FROM MICROCOMPUTER BATTERY V CC ATT – V MUTE 10 kΩ 5 kΩ 13 Ω 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 → OFF Figure 8 Application 1 5 TA8266HQ 20dB AMP. OUT (+) OUT (−) AUX AMP 16 − 20dB turned on (Relay → OFF) 2006-04-28 ...
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... Current into a speaker Less than 4 Ω Note appeared by biased input DC voltage (for example, large leakage of the input capacitor, short-circuit between copper patterns of PCB.) (In Case of Rare Short Circuit of Speaker) Operating point of protector Speaker impedance About 1 Ω 4 Ω Figure 9 6 TA8266HQ 2006-04-28 ...
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... It is recommend that the threshold voltage (Vth) is set up as higher as possible because output level of LPF is changed according to an input signal. (for example, Vth is set 25pin is pulled line.) Output voltage of L.P.F. Operating point of protector GND, the voltage of 25pin is fixed to “L”. CC Output power Figure 10 7 TA8266HQ 2006-04-28 ...
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... Power: OFF SB ⎯ Mute: OFF M ⎯ kΩ Mute: ON Mute: ON, ⎯ = 7.75 Vrms (20dBm) at ATT M V OUT Mute: OFF. 8 TA8266HQ , Ta = 25°C) Min Typ. Max Unit ⎯ 200 400 mA ⎯ ⎯ 35 ⎯ ⎯ ⎯ ⎯ 23 ⎯ ⎯ ...
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... 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 OUT MUTE TA8266HQ PRE-GND : PW-GND 2006-04-28 ...
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... Power supply voltage V CC (V) T.H.D – P 100 kHz Ω 0.1 0.01 100 0.1 1 Output power P T.H.D – 0.1 OUT3 OUT2, 3 OUT4 0.01 0.001 10 100 30 Frequency f (Hz) 10 TA8266HQ OUT 9.0 V 13 100 (W) OUT 13 Ω P out = 100 k 2006-04-28 ...
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... 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) 11 TA8266HQ 100 100 k OUT4 → OUT1 100 k 2006-04-28 ...
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... NO HEAT SINK 80 RθJA = 39°C/W ① ② ③ 100 125 Ambient temperature Ta (° 13 100 k Output power P 150 12 TA8266HQ – P OUT kHz Ω /ch (C) OUT 2006-04-28 ...
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... Package Dimensions Weight: 7.7 g (typ.) 13 TA8266HQ 2006-04-28 ...
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... TA8266HQ 2006-04-28 ...
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... 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. 15 TA8266HQ 2006-04-28 ...
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... 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 16 TA8266HQ 060116EBF 021023_E 2006-04-28 ...