max9725betct Maxim Integrated Products, Inc., max9725betct Datasheet - Page 13

• Manufacturer Part Number: max9725betct
• Description: Max9725 1v, Low-power, Directdrive, Stereo Headphone Amplifier With Shutdown
• Manufacturer: Maxim Integrated Products, Inc.

1V, Low-Power, DirectDrive, Stereo Headphone
1μF
C1
*MAX9725A = 50kΩ.
MAX9725B = 37.5kΩ.
MAX9725C = 25kΩ.
MAX9725D = 100kΩ.
( ) DENOTE BUMPS FOR UCSP.
(C1)
(A1)
10
1μF
______________________________________________________________________________________
1
C3
C1P
C1N
1μF
0.9V TO 1.8V
PV
C2
(A2)
(C2)
V
CHARGE
DD
SS
PUMP
2
9
5
(B4)
V
SS
PGND
11
(B1)
SHDN
SHUTDOWN
MAX9725A–
(B2)
MAX9725D
CONTROL
12
UVLO/
SGND
6
(B3)
0.47μF
C
CHANNEL
(A3)
AUDIO IN
IN
CHANNEL
AUDIO IN
INL
LEFT-
LEFT-
3
Amplifier with Shutdown
INR
4
(A4)
C
0.47μF
25kΩ
25kΩ
IN
R
R
IN
IN
SGND
SGND
CLICK-AND-POP
SUPPRESSION
V
V
V
V
DD
R
DD
SS
SS
R
F
F
*
*
OUTR
OUTL
Functional Diagrams
8
(C3)
7
(C4)
HEADPHONE
JACK
13