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LA4743 Datasheet(PDF) 5 Page - Sanyo Semicon Device |
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LA4743 Datasheet(HTML) 5 Page - Sanyo Semicon Device |
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5 / 9 page  No. 6630-5/9 LA4743B Continued from preceding page. Pin No. Function DC voltage [V] Notes Internal equivalent circuit 11 12 14 15 IN1 IN2 IN4 IN3 100 Ω 1 k Ω 5 pF 30 k Ω VREF 11 12 14 15 A13507 • Amplifier turn-on time control circuit • Impulse noise prevention circuit • With a 22 µF capacitor, the turn-on time will be 0.6 s. 16 ON TIME MUTE 20 k Ω 10 k Ω 2 k Ω 13 k Ω 40 k Ω 2 k Ω 200 Ω VREF 16 A13508 13 • The muting function is activated when the applied voltage is under 1 V. 22 MUTE 4.1 3 k Ω 1 k Ω 7.5 k Ω 10 k Ω 100 Ω 100 k Ω VREF VREF 22 A13509 3.1 • Input amplifiers that require no capacitor in the input noise filter. PRE GND 2.6 25 N.C. Input amplifier ST-BY power supply line Inverter amplifier Bias circuit power supply line Input amplifier ST-BY power supply line Amplifier bias circuit |
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Similar Description - LA4743 |
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