MAX9725DETC+T Maxim Integrated Products, MAX9725DETC+T Datasheet - Page 13

• Manufacturer Part Number: MAX9725DETC+T
• Description: IC AMP AUDIO .025W STER 12TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9725DETC+T

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 25mW x 2 @ 16 Ohm
• Voltage - Supply: 900 mV ~ 1.8 V
• Features: Depop, Short-Circuit Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 12-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
Amplifier with Shutdown
CHANNEL
(A3)
AUDIO IN
IN
CHANNEL
AUDIO IN
INL
LEFT-
LEFT-
3
INR
4
(A4)
C
0.47μF
25kΩ
25kΩ
IN
R
R
IN
IN
SGND
SGND
CLICK-AND-POP
SUPPRESSION
V
V
V
V
DD
DD
SS
R
R
SS
F
F
*
*
Functional Diagrams
OUTR
OUTL
8
(C3)
7
(C4)
HEADPHONE
JACK
13