A4533

UNISONIC TECHNOLOGIES CO., LTD A4533 LOW POWER AMPLIFIER FOR HEADPHONE STEREOS FEATURES * Low current consumption. * 16Ω load drive capability. * Excellent reduced voltage characteristics. * High power supply ripple rejection. * Fewer external components required. * High voltage gain. * Less harmonic interference in radio band. * Built in power switch and muting function. LINEAR INTEGRATED CIRCUIT MSOP-10 SSOP-10 *Pb-free plating product number: A4533L ORDERING INFORMATION Order Number www.DataSheet4U.com Package Normal Lead Free Plating A4533-SM2-R A4533L-SM2-R MSOP-10 A4533-SM2-T A4533L-SM2-T MSOP-10 A4533-R10-R A4533L-R10-R SSOP-10 A4533-R10-T A4533L-R10-T SSOP-10 Packing Tape & Reel Tube Tape & Reel Tube www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., LTD 1 of 4 QW-R121-017,A A4533 BLOCK DIAGRAM LINEAR INTEGRATED CIRCUIT POWER SWITCH 1 POWER SWITCH Amp1 MUTE CIRCUIT 10 MUTE SWITCH IN 1 2 9 OUT 1 PRE GND 3 8 POWER GND IN 2 4 Amp2 7 OUT 2 REF 5 BIAS 6 VCC UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 4 QW-R121-017,A A4533 ABSOLUTE MAXIMUM RATINGS (TA = 25°C) LINEAR INTEGRATED CIRCUIT PARAMETER SYMBOL RATINGS UNIT VCC 4.5 V Power Supply Voltage Power Dissipation PD 300 mW Junction Temperature TJ 125 Operating Temperature TOPR 0 ~ +70 Storage Temperature TSTG -40 ~ +150 Note 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only an...