MAX9725AETC+T Maxim Integrated Products, MAX9725AETC+T Datasheet - Page 14

• Manufacturer Part Number: MAX9725AETC+T
• Description: IC AMP AUDIO .025W STER 12TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9725AETC+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
Amplifier with Shutdown
14
______________________________________________________________________________________
1μF
C1
( ) DENOTE BUMPS FOR UCSP.
(C1)
(A1)
10
1μF
1
C3
C1P
C1N
1μF
0.9V TO 1.8V
PV
C2
(C2)
(A2)
V
CHARGE
DD
SS
PUMP
2
9
5
(B4)
V
SS
PGND
11
(B1)
SHDN
MAX9725E
SHUTDOWN
(B2)
CONTROL
12
UVLO/
SGND
6
(B3)
(A3)
INL
3
4
(A4)
INR
SGND
SGND
Functional Diagrams (continued)
CLICK-AND-POP
SUPPRESSION
V
V
V
V
SS
DD
SS
DD
LEFT-CHANNEL
OUTR
OUTL
CHANNEL
AUDIO IN
AUDIO IN
RIGHT-
8
(C3)
7
(C4)
R
R
R
R
C
1μF
C
1μF
F
F
IN
IN
IN
IN
HEADPHONE
JACK