MAX9791AETI+T Maxim Integrated Products, MAX9791AETI+T Datasheet - Page 27

• Manufacturer Part Number: MAX9791AETI+T
• Description: IC AMP AUDIO 2.2W STER D 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class Dr

Specifications of MAX9791AETI+T

• Output Type: 2-Channel (Stereo) with Stereo Headphones and Subwoofer
• Max Output Power X Channels @ Load: 2.2W x 2 @ 4 Ohm; 180mW x 2 @ 32 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, LDO, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Amplifiers with DirectDrive Headphone Amplifiers
TOP VIEW
SPKR_INR
SPKR_EN
HP_EN
OUTR+
OUTR-
PGND
PVDD
*EP = EXPOSED PAD
Windows Vista-Compliant Class D Speaker
______________________________________________________________________________________
22
23
24
25
26
27
28
(4mm x 4mm x 0.75mm)
21
1
+
20
2
19
3
MAX9791
TQFN
18
4
17
5
*EP
16
6
15
7
14
13
12
11
10
9
8
CPGND
C1N
CPVSS
SENSE
HPL
HPR
LDO_EN
TOP VIEW
SPKR_IN
HP_INR
HP_INL
SPKR_EN
SPKR_IN
HP_EN
PGND
PVDD
OUT+
OUT-
SPEAKER AND LDO
*EP = EXPOSED PAD
22
23
24
25
26
27
28
2.7V TO 5.5V
SPKR_EN
HP_EN
LDO_EN
BEEP
MAX9792
SUPPLY
Simplified Block Diagrams
(4mm x 4mm x 0.75mm)
21
1
+
20
2
19
3
MAX9792
HEADPHONE SUPPLY
TQFN
18
2.7V TO 5.5V
Pin Configurations
4
AVDD
LDO
CLASS D
AMP
17
5
*EP
16
6
15
7
(continued)
1.8V OR 4.75V
14
13
12
11
10
9
8
CPGND
C1N
CPVSS
SENSE
HPL
HPR
LDO_EN
27