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LA4525 Datasheet(PDF) 2 Page - Sanyo Semicon Device |
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LA4525 Datasheet(HTML) 2 Page - Sanyo Semicon Device |
2 / 8 page ![]() Operating Characteristics at V CC = 6 V, Ta =25°C, RL =4 Ω,f=1 kHz, Rg = 600 Ω, Dual operation unless otherwise noted Parameter Symbol Condition min typ max Unit Quiescent supply current ICCO Rg=0 Ω 10 15 30 mA Output power PO1 THD = 10% 0.45 0.65 W PO2VCC =9V,RL =8 Ω, THD = 10% 1.0 W Voltage gain VG VO = 0 dBm 38 40 42 dB Total harmonic distortion THD PO = 0.1 W 0.2 0.7 % Output noise voltage VNO Rg=0 Ω, DIN AUDIO filter 100 400 µV Supply voltage ripple rejection SVRR Rg = 0 Ω,fR = 100 Hz, VR = 0 dBm 35 43 dB Channel separation CH Sep VO = 0 dBm, Rg =0 Ω 45 55 dB Input resistance Ri 70 100 130 k Ω Equivalent Block Diagram Pin Description Number Name Description 1 OUT1 Channel 1 output 2VCC Supply voltage 3 OUT2 Channel 2 output 4 POWER GND Power amplifier ground 5 BTL IN Bridge test load input 6 IN2 Channel 2 input 7 IN1 Channel 1 input 8 PRE GND Preamplifier ground IN2 BTL IN PRE GND IN1 OUT2 POWER GND OUT1 Ch2 input amp. Ch1 input amp. Pre- driver amp. Pre- driver amp. Output amp. Output amp. LA4525 No.4022-2/8 |
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