參數(shù)資料
型號(hào): LX1790
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類: 音頻/視頻放大
英文描述: 1 CHANNEL, AUDIO AMPLIFIER, UUC7
封裝: DIE-7
文件頁(yè)數(shù): 4/6頁(yè)
文件大?。?/td> 238K
代理商: LX1790
DATASHEET
Microsemi
INTEGRATED PRODUCTS
5973 Avenida Encinas, Suite 101, Carlsbad 92008, Fax (760) 431-0541
Page 4
Copyright
2001
Rev. 0.4,2002-03-11
WWW
.M
ic
ro
sem
i
.COM
LX1790
Low Voltage, Low Power, AudioMite
Class-D Audio Amplifier
INTEGRATED PRODUCTS
CHARTS
THD vs input level
0
0.5
1
1.5
2
2.5
3
3.5
4
0
2040
6080
100
Input [mVrms]
THD
[%]
Figure 1 – THD vs. Input Level FIN = 1kHz, Gain = 20dB (Note: clip level at 90mVrms)
LX1790 H-bridge on impedance
0
5
10
15
20
25
30
0.8
0.9
1
1.1
1.2
1.3
1.4
1.5
1.6
Supply voltage
Ron
[Ohm]
Figure 2 – H-Bridge Impedance vs. Supply Voltage (Lowest Impedance Setting)
CC
HH
AA
RR
TT
SS
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