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IR43X2 Datasheet(PDF) 14 Page - International Rectifier

Part # IR43X2
Description  channel integrated analog input Class D audio amplifier in a small 7 x 7 mm PQFN44 package
PDF  17 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IR43X2 Datasheet(HTML) 14 Page - International Rectifier

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IR43x2
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www.irf.com
© 2012 International Rectifier
January 2, 2013
Lead Definitions
Pin #
Symbol
Description
1
CLIP
Clipping detection output, open drain, referenced to GND
2
COMP2
CH2 PWM comparator input
3
IN-2
CH2 Analog inverting input
4
IN+2
CH2 Analog non-inverting input
5
GND
GND for internal shunt zener diodes to VAA and VSS
6
VSS
Floating input negative supply
7
VAA
Floating input positive supply
8
IN+1
CH1 Analog non-inverting input
9
IN-1
CH1 Analog inverting input
10
COMP1
CH1 PWM comparator input
11
CSD
Shutdown timing capacitor / shutdown input
12
FAULT
Fault reporting output, open drain, referenced to GND
13
NC
14
VCC
Low side supply
15
COM
Low side supply return, internally connected to pin 31
16
CSH1
CH1 High side over current sensing input, referenced to VS1
17
VB1
CH1 High side floating supply
18
VS1
CH1 PWM output, internally connected to pin 20
19
VP1
CH1 Positive power supply
20
VS1
CH1 PWM output
21
VN1
CH1 Negative power supply, connect to COM externally
22
VN2
CH2 Negative power supply, connect to COM externally
23
VS2
CH2 PWM output, internally connected to pin 25
24
VP2
CH2 Positive power supply
25
VS2
CH2 PWM output
26
VB2
CH2 High side floating supply
27
CSH2
CH2 High side over current sensing input, referenced to VS2
28
COM
Low side supply return, internally connected to pin 31
29
NC
30
NC
31
COM
Low side supply return



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