LX1725ILQ Microsemi Analog Mixed Signal Group, LX1725ILQ Datasheet - Page 11

• Manufacturer Part Number: LX1725ILQ
• Description: IC AMP AUDIO 32W STER D 32MLPQ
• Manufacturer: Microsemi Analog Mixed Signal Group
• Series: AudioMAX™r
• Type: Class Dr

Specifications of LX1725ILQ

• Output Type: 1-Channel (Mono) or 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 32W x 1 @ 8 Ohm; 16W x 2 @ 4 Ohm
• Voltage - Supply: 12 V ~ 35 V, ±6 V ~ 17.5 V
• Features: Depop, Differential Inputs, Mute, PWM, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 32-MLPQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Copyright © 2004
Rev. 1.2, 2005-12-06
VPOS
AGND
PGND
VNEG
IN1+
IN2+
IN1-
IN2-
V5V
JP1
JP2
TM
C1 470µF
35V
C2 470µF
35V
VNEG
VPOS
+
C5 10µF
35V
C7 1µF 35V
C10 1µF 35V
C8 1µF 35V
C9 1µF 35V
C100
0.1µF
C101
0.1µF
35V
35V
V5V
V5V
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
C3 0.1µF
35V
C4 0.1µF
35V
VPOS
VNEG
R1 25K
SYNC
FLAG
+
C12 1µF 35V
C11 220pF
Figure 7 – Test Circuit Schematic (Stereo, Split Supply)
6K 1%
4K 1%
6K 1%
R103
R105
R107
T E S T C I R C U I T S C H E M A T I C
VPOSA
VCOMA
SYNC
FLAG
RILIM
VREF
COSC
VNEGA
V5V
Integrated Products Division
®
LX1725
Microsemi
VNEGA
V5V
MUTE
MASTER
Master
C6 0.1µF
VNEG1
VNEG2
VPOS1
VPOS2
35V
STBY
OUT1
OUT2
15W+15W Stereo Class-D Amplifier
R102
10K
Filterless 30W Mono in BTL
STBY
MASTER
P
C14
0.1µF
35V
C15
0.1µF
35V
RODUCTION
+
+
V5V
C103
10µF 35V
C106
10µF 35V
FLAG
SYNC
5K 1%
3K 1%
R104
R106
V5V
D
VPOS
VNEG
VPOS
ATA
47µH
47µH
L1
L2
S
HEET
C18
0.68µF
50V
C19
0.68µF
50V
R100 0
Master
R101
10K
V5
LX1725
STBY
OUT1+
OUT2+
OUT1-
OUT2-
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