Datasheet

MAX4411
80mW, Fixed-Gain, DirectDrive, Stereo
Headphone Amplifier with Shutdown
______________________________________________________________________________________ 15
Typical Application Circuit
CHARGE
PUMP
UVLO/
SHUTDOWN
CONTROL
CLICK-AND-POP
SUPPRESSION
C1N
C1P
PV
SS
SV
SS
PGND
SGND INR
PV
DD
SV
DD
SHDNL
SHDNR
SV
SS
SV
DD
SGND
INL
R
IN
14kΩ
R
F
R
IN
14kΩ
OUTR
LEFT
CHANNEL
AUDIO IN
RIGHT
CHANNEL
AUDIO IN
HEADPHONE
JACK
18
(B2)
19
(A3)
1
(A4)
2
(B4)
3
(C4)
5
(D4)
7
(D3)
9
(D2)
10
(D1)
13
(C1)
11
(C2)
14
(B1)
17
(A2)
MAX4411
C1
1μF
C2
1μF
*MAX4411: 21kΩ, MAX4411B: 28kΩ
( ) UCSP BUMPS.
1.8V TO 3.6V
C3
1μF
C
IN
1μF
SV
SS
SV
DD
SGND
OUTL
C
IN
1μF
15
(A1)
R
F*