LX1725ILQ Microsemi Analog Mixed Signal Group, LX1725ILQ Datasheet - Page 18

• 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
Sychronize
Note: This design for Typical 4Ω load, other than 4Ω. Please refer to
application notes AN-35 to change L.C. value
VNEG
IN2N
IN2P
HIGAIN
FLAG
VCOM
VPOS
IN1N
IN1P
TM
150 - 220pF
1µF 35V
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
1µF
1µF
1µF
1µF
50K
Figure 17 – Application Schematic (Stereo, Split Supply)
2
3
4
5
6
7
8
1
VNEGA
A P P L I C A T I O N S C H E M A T I C S
VPOSA
VCOMA
SYNC
FLAG
RILIM
VREF
COSC
VNEGA
9
32
10
Integrated Products Division
31
11
®
Microsemi
30
LX1725
12
29
13
28
14
27
15
26
VNEG1
VNEG2
16
VPOS1
VPOS2
MASTER
15W+15W Stereo Class-D Amplifier
OUT1
OUT2
STBY
25
Filterless 30W Mono in BTL
4.7µF
35V
P
RODUCTION
24
23
22
21
20
19
18
17
+5V
0.1µF
VCOM
0.1µF
50V
50V
22µH
22µH
VNEG
D
ATA
470µF
470µF
35V
35V
S
820nF
HEET
VPOS
VPOS
MUTE / GAIN
STBY
Master / Slave
820nF
VPOS
VNEG
LX1725
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