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| 99W085A Line amplifier for CD-ROM/DVD-ROM BH3527FV Description The BH3527FV is a line amplifier that elevates the audio analog signal for CD-ROMs. The IC includes an output mute circuit to reduce POP noise caused by the power being turned OFF and ON. Dimension(Units:mm) Features 1)Built-in 2 line amplifiers (3.5dB) 2)Built-in output mute circuit 3)Few external components SSOP-B14 Applications CD-ROM, DVD-ROM, Game machines Absolute Maximum Ratings(Ta=25C) Parameter Supply voltage Power dissipation Operating temperature range Storage temperature range Symbol VMAX Pd Topr Tstg Limits 7.0 400 -25 ~ +75 -55 ~ +125 * Unit V mW C C *Derating: 4.0mW/C for operation above Ta=25C. Recommended Operating Conditions(Ta=25C) Parameter Supply voltage Load resistance Symbol VCC RL Min. 3.5 Typ. 47 Max. 5.5 Unit V k November, 1999 Electrical Characteristics (Unless otherwise noted, Ta=25C, Vcc= 5.0V, RL=47k, f=1kHz) Parameter Quiescent current Mute terminal "H" level voltage Mute terminal "L" level voltage Mute terminal source current Mute terminal source current Voltage gain Differential channel voltage gain Total harmonic distortion Maximum output voltage Output noise voltage Channel separation Mute attenuation Ripple rejection rate Input resistance Symbol Iq VMH VML IMH IML GVC GVC THD VOMAX VNO CS ATT RR RIN Min. 2.0 2.4 -90.0 2.4 -0.5 0.7 85 65 45 50 Typ. 3.4 42.0 -39.0 3.4 0.0 0.016 1.0 15 100 77 55 65 Max. 6.0 0.8 90.0 4.4 0.5 0.03 30 75 Unit mA V V A A dB dB % Vrms V dB dB dB k Conditions VO=0Vrms Vm=5.0V (mode: High) Vm=0.3V (mode: Low) VO=1.0V VO=1.0V THD=0.01% DIN Audio VRR=-20dBV, 100Hz Application circuit L-output (RL=47K ) 100 + Vcc 10 + 10 10 + 10 + 14 13 12 11 10 9 8 L=IN + + + + - MUTE BH3527FV 1 2 3 + R-output (RL=47K ) 100 10 4 MUTE-1 5 MUTE-2 6 7 + 10 R=IN control ACTIVE MUTE-1=H MUTE-2=L + 1 This datasheet has been download from: www..com Datasheets for electronics components. |
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