參數(shù)資料
型號: LX1721CDBT
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類: 音頻/視頻放大
英文描述: 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44
封裝: PLASTIC, QSOP-44
文件頁數(shù): 11/14頁
文件大小: 379K
代理商: LX1721CDBT
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 6
Copyright
2001
Rev. 1.2,2004-02-02
WWW
.Microse
m
i
.CO
M
AudioMAX
LX1721 / 1722
Class-D Stereo Power Amplifier Controller
PRODUCTION
I N T E GRA T ED
PR ODUC T S
BLOCK DIAGRAM
SLEEP
VREF
V25
CN
PVDD
CP
LP+
LN+
LP-
LN-
LFAOUT
LFBK-
LFBK+
VDD
LISN
CLOCK
RPW M
CPW M
LEAOUT
LEAIN
LAMPOUT
LIN-
LIN+
LMUTE
UVLO
&
REFERENCE
OUTPUT
DRIVERS
&
LOGIC
FAULT
TIMER
5V
Reference
28
10
7
17
CLK
OSC
SYNC
+
-
220m V
PVDD
MUX
MUTE
11
5
6
13
4
12
2
3
8
42
41
1
44
FEEDBACK AMP
ERROR AMP
CURRENT SENSE
INPUT AMP
43
27,39
36
37
34
35
S
R
Q
CLK
5V
Reference
40
2.5V
FIGURE 1
– LX1721 / 22 SIMPLIFIED BLOCK DIAGRAM (LEFT CHANNEL CIRCUIT SHOWN)
BB
LL
OO
CC
KK
DD
IIAA
GG
RR
AA
MM
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LX1721CDBTR 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Class-D Stereo Power Amplifier Controller
LX1721EVALKIT 制造商:未知廠家 制造商全稱:未知廠家 功能描述:AudioMAX Products
LX1722 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Class-D Stereo Power Amplifier Controller
LX1722-150EVALKIT 制造商:未知廠家 制造商全稱:未知廠家 功能描述:AudioMAX Products
LX1722CDB 制造商:Microsemi Corporation 功能描述: