MP1740 –3W HIGH EFFCIENCY MONO CLASS-D AUDIO AMPLIFIER
TYPICAL APPLICATION CIRCUIT
To Battery
Cs
Cs
RI
RI
AVCC
INP
PVCC
VOP
OUT+
OUT-
IN+
IN-
Differential
Input
MP1740
INN
EN
VON
EN
PGND
AGND
Figure 2—MP1740 Application Schematic with Differential Input
(input DC-biased voltage is within the recommended common-mode voltage range)
To Battery
Cs
Cs
RI
RI
AVCC
INP
PVCC
VOP
CI
CI
OUT+
OUT-
IN+
IN-
Differential
Input
MP1740
INN
EN
VON
EN
PGND
AGND
Figure 3—MP1740 Application Schematic with Differential Input
(input DC-biased voltage is out of the recommended common-mode voltage range)
To Battery
Cs
Cs
RI
RI
AVCC
INP
PVCC
VOP
CI
CI
OUT+
OUT-
Single-ended
Input
MP1740
INN
EN
VON
EN
PGND
AGND
Figure 4—MP1740 Application Schematic with Single-Ended Input
MP1740 Rev. 1.0
1/5/2012
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