max9742 Maxim Integrated Products, Inc., max9742 Datasheet - Page 31

• Manufacturer Part Number: max9742
• Description: Max9742 Single-/dual-supply, Stereo 16w, Class D Amplifier With Differential Inputs
• Manufacturer: Maxim Integrated Products, Inc.

RIGHT NEGATIVE
RIGHT POSITIVE
LEFT NEGATIVE
LEFT POSITIVE
AUDIO INPUT
AUDIO INPUT
AUDIO INPUT
AUDIO INPUT
C
C
C
C
IN
IN
IN
IN
Class D Amplifier with Differential Inputs
______________________________________________________________________________________
R
R
R
R
IN1
IN2
IN2
IN1
R
R
F2
F2
C
C
FBL
FBR
DUAL SUPPLY CONFIGURATION
Single-/Dual-Supply, Stereo 16W,
INL-
INL+
MID
INR+
INR-
C
C
FBL
FBR
FBR
FBL
-10V TO -20V
10V TO 20V
Simplified Block Diagram (continued)
R
V
V
F1
DD
SS
R
F1
SHDN
MODULATOR AND
MODULATOR AND
CONTROL LOGIC/
OFF
HALF-BRIDGE
HALF-BRIDGE
SEQUENCING
POWER-UP
CLASS D
CLASS D
ON
MAX9742
SFT
C
SFT
OUTR
OUTL
L
L
F
F
C
C
F
F
C
C
R
R
ZBL
ZBL
ZBL
ZBL
31