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LA4629 Scheda tecnica(PDF) 2 Page - Sanyo Semicon Device |
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LA4629 Scheda tecnica(HTML) 2 Page - Sanyo Semicon Device |
2 / 6 page LA4629 No.6502-2/6 Operating Characteristics at Ta = 25 °C, VCC = 12V, RL = 3 Ω, f = 1 kHz, Rg = 600 Ω Parameter Symbol Conditions Ratings min typ max Unit Quiescent current ICCO Rg = 0 18 35 80 mA Standby current IST 1.0 10 µA Voltage gain VG VO = 0 dBm 43 45 47 dB Output power PO(1) THD = 10 % 3.0 4.5 W PO(2) VCC = 12 V, RL = 4 Ω, THD = 10 % 4.0 W PO(3) VCC = 9 V, RL = 3 Ω, THD = 10 % 2.0 2.5 W PO(4) VCC = 9 V, RL = 4 Ω, THD = 10 % 2.0 W Total harmonic distortion THD PO = 1 W 0.2 0.8 % Output noise voltage VNO Rg = 0, DIN AUDIO 0.15 0.5 mV Ripple rejection ratio SVRR Rg = 0, fR = 100 Hz, Vr = 0 dBm, DIN AUDIO 45 55 dB Channel separation CHsep Rg = 0, VO = 0 dBm, DIN AUDIO 43 50 dB Input resistance Ri 20 30 40 k Ω Standby pin voltage VST The pin 6 voltage such that the amplifier is on 1.5 5.0 V Application Circuit Pd max -- Ta ILA00180 28 20 24 16 25 8 4 12 0 --20 20 060 40 100 80 With an arbitrarily large heat sink Aluminum heat sink mounted with a torque of 39 N •cm, flat washers, and with silicone grease applied. Mounted on the Sanyo-recommended printed circuit board 100 ! 100 ! 1.5 mm3 50 ! 50 ! 1.5 mm3 Independent IC 12.5 7.0 3.6 3.2 Ambient temperature, Ta -- °C RL OUT2 VCC RL + LA4629 OUT1 NC NC POWER GND PRE GND STBY RF P. P IN1 IN2 Top view IN2 ILA00074 + + + + + + 12 3 4 5 6 7 8 9 10 11 12 • Pins 4 and 11 must be left open. *• Rx: If the STBY pin (pin 6) is used, observe the following: Insert the resistor Rx in series to limit the inflowing current. (The amplifier will be on when a voltage is applied to pin 6.) |
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