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L3305

UTC
Part Number L3305
Manufacturer UTC
Description LOW VOLTAGE CLASS B AMPLIFIER
Published Apr 12, 2007
Detailed Description UNISONIC TECHNOLOGIES CO., LTD L3305 LINEAR INTEGRATED CIRCUIT LOW VOLTAGE CLASS B AMPLIFIER  DESCRIPTION The UTC L...
Datasheet PDF File L3305 PDF File

L3305
L3305

Overview
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 device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
 ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Input Referred Noise eN 0.
9 2.
5 μV Total Current Voltage Gain ITOT GV Output = 0.
707 VRMS 0.
7 1.
2 mA 72 75 78 dB Total Harmonic Distortion & Noise Gain Dependence on RB THD Output = 0.
707 VRMS 1.
5 3.
0 % 0.
02 dB/Ω Input Impedance of Output Amplifier Stable with Battery Resist...


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