전자부품 데이터시트 검색엔진 |
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LA4425A 데이터시트(PDF) 2 Page - Sanyo Semicon Device |
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LA4425A 데이터시트(HTML) 2 Page - Sanyo Semicon Device |
2 / 8 page Operating Characteristics at Ta = 25°C, VCC = 13.2 V, RL =4 Ω,f=1 kHz, Rg = 600 Ω, specified board/specified circuit, 30 × 30 × 1.5 mm3 thick aluminum used Parameter Symbol Conditions min typ max Unit Quiescent current ICCO 65 130 mA Voltage gain VG VO = 0 dBm 43 45 47 dB Output power PO1 13.2 V/4 Ω, THD = 10% 4 5 W PO2 14.4 V/4 Ω, THD = 10% 5 6 W Total harmonic distortion THD VO = 2V 0.1 1.0 % Output noise voltage VNO Rg = 0, BPF = 20 Hz to 20 kHz 0.15 0.5 mV Ripple rejection ratio SVRR1 Rg=0,BPF=20 Hzto20 kHz VR = 0 dBm, fR = 100 Hz 30 40 dB SVRR2 Rg=0,BPF=20 Hzto20 kHz VR = 0 dBm, fR = 1 kHz 47 dB Overvoltage attack VCCX Rg = 0 21.5 V Starting time ts 0.35 s Input resistance RIN 50 k Ω Roll-off frequency fL 40 Hz fH 90 kHz Thermal operating temperature Tc 125 °C Sample Application Circuit . On-chip overvoltage protection . On-chip thermal protection . On-chip pop noise reducing circuit . On-chip output D.C. short protection Pin Voltage at VCC = 13.2 V Characteristics Input Small signal GND Large signal GND Output VCC Pin No. 12345 Pin voltage (reference value) ( 6 2VBE) 1.4 V 0V 0V ( 6 1/2 VCC) 6.5 V (VCC) 13.2 V Pd max – Ta With silicone grease applied. Heat sink mounting torque 39 N·cm With infinite heat sink With 100 × 100 × 1.5 mm3 Al heat sink With 50 × 50 × 1.5 mm3 Al heat sink With 30 × 30 × 1.5 mm3 Al heat sink No heat sink Ambient temperature, Ta – °C LA4425A No.3309-2/8 |
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