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LX1704 Datasheet

  • LX1704

  • Microsemi Corporation [2W Filter less Stereo Class-D Amplif...

  • MICROSEMI

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LX1704
TM
廬
2W Filter less Stereo Class-D Amplifier
P
RODUCTION
D
ATA
S
HEET
ABSOLUTE MAXIMUM RATINGS
Positive Supply Voltage (VDD, PVDD) ........................................................... -0.3 to 6.5V
Analog Input Voltage (IN1+, IN1-, IN2+, IN2-).................................. -0.3 to VDD + 0.3V
Digital Input Voltage(EN, MUTE) ...................................................... -0.3 to VDD + 0.3V
Operating Temperature Range (T
A
) ................................................................0擄C to +70擄C
Maximum Operating Junction Temperature (T
J
) ....................................................... 150擄C
Storage Temperature Range.........................................................................-65擄C to 150擄C
Package Peak Temp. for Solder Reflow (40 seconds maximum exposure) ... 260擄C (+0 -5)
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to
Ground. Currents are positive into, negative out of specified terminal
.
PACKAGE PIN OUT
WWW .
Microsemi
.C
OM
PVDD1
OUT1+
16
15
14
PVSS1
VDD
IN1+
IN1-
PVSS3
13
12
11
OUT1-
1
2
3
4
5
6
7
8
OUT2-
PVDD2
OUT2+
PVSS2
e
10
9
LQ
Plastic MLPQ 16-Pin 4mm x 4mm
THERMAL RESISTANCE
-
JUNCTION TO
A
MBIENT
,
胃
JA
LQ P
ACKAGE
24.6擄C/W
(Top View)
Junction Temperature Calculation: T
J
= T
A
+ (P
D
x
胃
JA
).
The
胃
JA
numbers are guidelines for the thermal performance of the device/pc-board system. All of the
above assume no ambient airflow.
RoHS / Pb-free 100% matte Tin Lead Finish
FUNCTIONAL PIN DESCRIPTION
Name
VSS
IN1-
IN1+
EN
IN2-
IN2+
VDD
PVSS1
PVSS2
PVSS3
OUT1+
PVDD1 &
PVDD2
OUT1-
OUT2+
OUT2-
Negative Supply to Analog Stage (ground)
Negative Audio Input Channel 1
Positive Audio Input Channel 1
Enable Pin, Active High
Negative Audio Input Channel 2
Positive Audio Input Channel 2
Analog Positive Power Supply
Negative Supply to Negative Output Stage (ground) for Channel1
Positive Audio (PWM) Output for Channel 1
Positive supply to Positive Output Stage for Channel 1
Negative Audio (PWM) Output for Channel 1
Positive Audio (PWM) Output Channel 2
Negative Audio (PWM) Output Channel 2
Description
IN2+
VSS
IN2-
EN
THERMAL DATA
P
ACKAGE
D
ATA
P
ACKAGE
D
ATA
Copyright
漏
2005
Rev. 1.2, 2006-10-11
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 2

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