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參數(shù)資料
| 型號： | LX1704ILQ-TR |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 3.3 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC16 |
| 封裝： | 4 X 4 MM, ROHS COMPLIANT, PLASTIC, MLPQ-16 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 523K |
| 代理商： | LX1704ILQ-TR |
LX1704
PRODUCTION DATA SHEET
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, 800-877-6458, Fax: 714-893-2570
Page 3
WWW
.Microse
m
i
.CO
M
2W Filter less Stereo Class-D Amplifier
TM
Copyright
2009
Rev.1.4, 2009-02-23
SYSTEM CHARACT ERISTICS
The following specifications apply over the operating ambient temperature 0 < TA < 70°C except where otherwise noted and the following
test conditions: PVDD = VDD = 5.0V, PVSS = VSS = 0V, RL = 4
LX1704
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Supply Current: Quiescent
IQQ
No Load
2.5
5
mA
Supply Current: Shutdown Mode
IQQSD
Disable Pin Active
1
A
THD+N = 1%
2.4
VDD = PVDD = 5V, Fin
= 1kHz
THD+N = 10%
3.3
THD+N = 1%
0.9
Output Power @ 4 Ohms
PQ
VDD = PVDD = 3.3V,
Fin = 1kHz
THD+N = 10%
1.2
W
Power Efficiency
Η
VDD = PVDD = 5V, Fin = 1kHz
85
%
Total Harmonic Distortion @ 50% of
Maxim Power
THD_N
VDD = PVDD = 5V, Fin = 1kHz, RL = 4
0.1
%
Signal To Noise Ratio
SNR
VDD = PVDD = 5V, F = 1kHz, PO = 1W, A-
weighted
90
dB
Output Noise Floor
VN
Input Grounded A-weighted 20 to 20kHz
100
VRMS
Frequency Response Lower Corner
Frequency
FLO
3dB relative to 1kHz
20
20K
Hz
Frequency Response
VDD = PVDD = 2.5 to 5.5V, RL = 4,
PO = 200mW @ 20 to 80kHz, Filter less
3
dB
Power Supply Rejection Ratio
PSRR
Input Referred, VDD = PVDD = 2.5V to 5.5V
55
60
dB
Common Mode Rejection Ratio
CMRR
VDD = PVDD = 2.5V to 5.5V
55
60
dB
Gain
GSYS
20
dB
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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| LX1708 | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:15+15W Stereo Filterless Class-D Amplifier |
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