L3305

UNISONIC TECHNOLOGIES CO., LTD L3305 LINEAR INTEGRATED CIRCUIT LOW VOLTAGE CLASS B AMPLIFIER  DESCRIPTION The UTC L3305 can be operated as a class B amplifier. It can also operated as a medium power "vari-bias" class A amplifier. It include a preamplifier with adjustable gain and a power amplifier.  FEATURES * Low Operating Voltage range (1V～3V) * Low Operating current consumption * Feedback stabilized gain less than 80 dB * Output power exceeds 140 dBSPL  ORDERING INFORMATION Ordering Number L3305G-S14-R L3305G-P14-R Package SOP-14 TSSOP-14 Packing Tape Reel Tape Reel L3305G-S14-R (1)Packing Type (2)Package Type (3)Green Package (1) R: Tape Reel (2) S14: SOP-14, P14: TSSOP-14 (3) G: Halogen Free and Lead Free  MARKING www.unisonic.com.tw Copyright © 2015 Unisonic Technologies Co., Ltd 1 of 5 QW-R107-052.B L3305  PIN CONFIGURATION LINEAR INTEGRATED CIRCUIT  BLOCK DIAGRAM MIC BIAS 5 VCC1 10 FEEDBACK 9 PREAMP I/P 6 2.2k CURRENT VCC2 TRIM OUTPUT A 11 14 3 OUTPUT B 12 470Ω PREAMP OUTPUT STAGE 4 O/P GND 13 DEC B 2 DEC A 7 PREAMP GND 8 PREAMP O/P 1 OUTPUT STAGE I/P UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R107-052.B L3305 LINEAR INTEGRATED CIRCUIT  ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC1 3 V Power Dissipation Operating Temperature Range PD TOPR 200 -10 ~ +60 mW Storage Temperature Range TSTG -20 ~ +70 Note Absolute maximum ratings are those values beyond which the devi...