- 您现在的位置：买卖IC网 > PDF目录30778 > LX1721CDBT (MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP) 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44 PDF资料下载
参数资料
| 型号： | LX1721CDBT |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44 |
| 封装： | PLASTIC, QSOP-44 |
| 文件页数： | 8/14页 |
| 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 3
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
FUNCTIONAL PIN DESCRIPTION
PIN NAME
DESCRIPTION
PIN NAME
DESCRIPTION
LFAOUT
Left Feedback Amplifier Output
LFBK-
Left Feedback Amplifier Inverting Input
CPWM
PWM Capacitor Connection
LFBK+
Left Feedback Amplifier Non-Inverting
Input
RPWM
PWM Resistor Connection
LISN
Left Current Limit Sense Input
LMUTE
Left Mute Input (Active High)
VDD
Analog Supply Voltage
LEAOUT
Left Error Amplifier Output
CN
Supply Decoupling for NFET Drivers
LEAIN
Left Inverting Input of Error Amplifier
PVDD
Output Driver Supply Voltage
VREF
5V Reference
PGND
Output Driver High Current Ground
CLOCK
Input / Output Clock for Synch Operation
LN+
Left Drive for NFET on Positive Half of
Bridge
GND
Low Current Ground
LP+
Left Drive for PFET on Positive Half of
Bridge
V25
2.5V Reference
LP-
Left Drive for PFET on Negative Half of
Bridge
LIN+
Left Positive Audio Input
LN-
Left Drive for NFET on Negative Half of
Bridge
LIN-
Left Negative Audio Input
RN-
Right Drive for NFET on Negative Half of
Bridge
LAMPOUT
Left Input Amplifier Output
RP-
Right Drive for PFET on Negative Half of
Bridge
RIN+
Right Positive Audio Input
RP+
Right Drive for PFET on Positive Half of
Bridge
RIN-
Right Negative Audio Input
RN+
Right Drive for NFET on Positive Half of
Bridge
RAMPOUT
Right Input Amplifier Output
PGND
Output Driver High Current Ground
SLEEP
Sleep Input (active low)
CP
Supply Decoupling for PFET Drivers
STATUS
UVLO Indicator (Open Collector Output)
PVDD
Output Driver Supply Voltage
RMUTE
Right Mute Input (Active High)
NC
No Connect
REAIN
Right Inverting Input of Error Amplifier
RISN
Right Current Limit Sense Input
REAOUT
Right Error Amplifier Output
RFBK+
Left Feedback Amplifier Non-Inverting
Input
RFAOUT
Right Feedback Amplifier Output
RFBK-
Right Feedback Amplifier Inverting Input
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (PVDD, VDD) ............................................................................................................................. -0.3V to 30V
SLEEP , STATUS, R/LFBK+, R/LFBK- .................................................................................................-0.3V to VDD +0.3V
R/LISN .........................................................................................................................................PVDD –2 to PVDD to +0.3V
RPWM, CPWM, R/LMUTE ................................................................................................................... -0.3V to VREF +0.3V
R/LIN+, R/LIN-, R/LAMPOUT.............................................................................................................. -0.3V to VREF +0.3V
R/LEAIN, R/LEAOUT, R/LFAOUT ..................................................................................................... -0.3V to VREF + 0.3V
CLOCK ........................................................................................................................................................-0.3V to CN +0.3V
Operating Junction Temperature Plastic........................................................................................................................... 125°C
Storage Temperature Range ...............................................................................................................................-65°C to 150°C
Lead Temperature (Soldering, 10 seconds)...................................................................................................................... 300°C
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to Ground. Currents are positive into negative out of the
specified terminal.
PP
AA
CC
KK
AA
GG
EE
DD
AA
TT
AA
相关PDF资料 |
PDF描述 |
|---|---|
| LX1722CDBT | 60 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44 |
| LX1722CDB | 60 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44 |
| LX1721CDBTR | 60 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44 |
| LX1722CDBTR | 60 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44 |
| LX1725ILQ-TR | 16 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC32 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LX1721CDBTR | 制造商:MICROSEMI 制造商全称:Microsemi Corporation 功能描述:Class-D Stereo Power Amplifier Controller |
| LX1721EVALKIT | 制造商:未知厂家 制造商全称:未知厂家 功能描述:AudioMAX Products |
| LX1722 | 制造商:MICROSEMI 制造商全称:Microsemi Corporation 功能描述:Class-D Stereo Power Amplifier Controller |
| LX1722-150EVALKIT | 制造商:未知厂家 制造商全称:未知厂家 功能描述:AudioMAX Products |
| LX1722CDB | 制造商:Microsemi Corporation 功能描述: |
发布紧急采购，3分钟左右您将得到回复。