max9728a Maxim Integrated Products, Inc., max9728a Datasheet - Page 13

• Manufacturer Part Number: max9728a
• Description: 60mw, Directdrive, Stereo Headphone Amplifier With Shutdown
• Manufacturer: Maxim Integrated Products, Inc.

1µF
C1
*R
( ) TSSOP PACKAGE
IN
AND R
(5)
(3)
1µF
3
1
C3
F
C1P
C1N
VALUES ARE CHOSEN FOR A GAIN -1.5V/V.
______________________________________________________________________________________
1µF
4.5V TO 5.5V
PV
C2
(7)
CHARGE
SS
PUMP
4
60mW, DirectDrive, Stereo Headphone
12
(2)
V
DD
9
(12)
SV
SS
OFF
PGND
2
(4)
SHUTDOWN
CONTROL
UVLO/
5
(8)
SHDN
Functional Diagram/Typical Operating Circuits
ON
SGND
7
(10)
MAX9728A
AUDIO
RIGHT
INPUT
AUDIO
INPUT
LEFT
0.47µF
C
Amplifier with Shutdown
SGND
0.47µF
IN
C
IN
20kΩ
R
IN
20kΩ
R
*
IN
*
CLICK-AND-POP
INR
8
(11)
6
(9)
INL
SUPPRESSION
SV
V
SV
V
DD
DD
SS
SS
30kΩ
R
F
*
30kΩ
R
F
*
OUTR
OUTL
11
(1)
10
(14)
HEADPHONE
JACK
13