MAX9776ETJ+ Maxim Integrated Products, MAX9776ETJ+ Datasheet - Page 34
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MAX9776ETJ+
Manufacturer Part Number
MAX9776ETJ+
Description
IC AMP AUDIO PWR 1.5W D 32TQFN
Manufacturer
Maxim Integrated Products
Series
DirectDrive™r
Type
Class Dr
Datasheet
1.MAX9776ETJ.pdf
(38 pages)
Specifications of MAX9776ETJ+
Output Type
1-Channel (Mono) with Stereo Headphones
Max Output Power X Channels @ Load
1.5W x 1 @ 4 Ohm; 60mW x 2 @ 16 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
Depop, Differential Inputs, I²C, Mute, Short-Circuit and Thermal Protection, Shutdown, Volume Control
Mounting Type
Surface Mount
Package / Case
32-TQFN Exposed Pad
Product
Class-D
Output Power
1.5 W
Common Mode Rejection Ratio (min)
45 dB
Thd Plus Noise
0.04 %
Operating Supply Voltage
2.7 V to 5.5 V
Supply Current
9.5 mA
Maximum Power Dissipation
1360 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.7 V
Amplifier Class
D
No. Of Channels
3
Supply Voltage Range
2.7V To 5.5V
Load Impedance
4ohm
Operating Temperature Range
-40°C To +85°C
Amplifier Case Style
TQFN
Rohs Compliant
Yes
For Use With
MAX9776EVKIT+ - EVALUATION KIT FOR MAX9776
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
2 x 1.5W, Stereo Class D Audio Subsystem
with DirectDrive Headphone Amplifier
PROCESS: BiCMOS
34
C
D
A
B
E
F
______________________________________________________________________________________
(BUMPS ON BOTTOM)
CPV
OUTL+
OUTL-
CL_L
PGND
PV
TOP VIEW
1
DD
DD
CL_H
SHDN
OUTR-
C1P
SDA
SCL
2
CPGND
VBIAS
PGND
INA1
3
MAX9775
WLP
Chip Information
OUTR+
INA2
INC1
C1N
TOP VIEW
4
PGND
OUT+
PV
OUT-
SDA
SCL
I.C.
I.C.
DD
CPV
CR_H
INB1
INC2
INB2
V
5
SS
SS
1
2
3
4
5
7
8
6
OUTRx
CR_L
HPR
GND
HPL
V
32
6
DD
9
+
10
31
TQFN-EP*
11
30
MAX9776
12
29
13
28
A
B
C
D
E
F
14
27
*EP
15
26
CPV
PGND
OUT-
OUT+
PV
I.C.
1
25
16
DD
DD
24 INB1
23 I.C.
22
21
20
19
18
17
SHDN
C1P
SDA
I.C.
SCL
I.C.
2
INB2
V
OUTRx
INC2
HPR
V
DD
SS
CPGND
VBIAS
PGND
INA1
3
MAX9776
WLP
Pin Configurations
INA2
INC1
C1N
I.C.
4
CPV
INB1
INC2
INB2
V
I.C.
5
SS
SS
OUTRx
GND
HPR
HPL
V
I.C.
6
DD