MAX9750AETI+ Maxim Integrated Products, MAX9750AETI+ Datasheet - Page 16

• Manufacturer Part Number: MAX9750AETI+
• Description: IC AMP AUDIO PWR 2.6W AB 28TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX9750AETI+

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.6W x 2 @ 3 Ohm; 110mW x 2 @ 16 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.6W Stereo Audio Power Amplifiers and
DirectDrive Headphone Amplifiers
Table 3A. MAX9750A Volume Levels
* Based on HPV
X = Don’t care.
16
0.5673
0.6447
0.7994
0.8767
0.9541
1.0314
1.1088
1.1861
1.2635
1.3408
1.4182
1.4955
1.5728
1.6502
1.7275
1.8094
1.8822
1.9596
2.0369
2.1143
2.1916
2.3463
2.4237
2.5783
2.6557
2.8104
V
0.722
2.269
2.501
2.733
0.49
MIN
0
______________________________________________________________________________________
*
V
0.5673
0.6447
0.7994
0.8767
0.9541
1.0314
1.1088
1.1861
1.2635
1.3408
1.4182
1.4955
1.5728
1.6502
1.7275
1.8049
1.8822
1.9596
2.0369
2.1143
2.1916
2.3463
2.4237
2.5783
2.6557
2.8104
V
0.722
2.269
2.501
2.733
0.49
MAX
DD
VOL
3.3
= 3.3V
*
(V)
HPV
0.074
0.160
0.183
0.207
0.230
0.253
0.277
0.300
0.324
0.347
0.371
0.394
0.418
0.441
0.464
0.488
0.511
0.535
0.558
0.582
0.605
0.628
0.652
0.675
0.699
0.722
0.746
0.769
0.793
0.816
0.839
0.858
DD
*
GAIN1 = 0,
GAIN2 = 0
MUTE
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
-38
-42
-46
-50
-54
-58
-62
-2
-4
-6
-8
9
4
2
8
7
6
0
SPEAKER MODE GAIN (dB)
GAIN1 = 1,
GAIN2 = 0
MUTE
10.5
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
-38
-42
-46
-50
-54
10
-2
-4
-6
-8
9
8
7
6
4
2
0
GAIN1 = 0,
GAIN2 = 1
MUTE
11.5
10.5
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
-34
-38
-42
12
11
10
-2
-4
-6
-8
9
8
7
6
4
2
0
GAIN1 = 1
GAIN2 = 1
MUTE
13.5
12.5
11.5
10.5
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-32
13
12
11
10
-2
-4
-6
-8
9
8
7
6
4
2
0
HEADPHONE MODE GAIN (dB)
GAIN1 = X,
GAIN2 = 0
MUTE
-11
-13
-15
-17
-19
-21
-23
-25
-27
-29
-31
-33
-35
-37
-39
-41
-43
-47
-51
-55
-59
-63
-67
-71
-1
-2
-3
-5
-7
-9
0
GAIN1 = X,
GAIN2 = 1
MUTE
-11
-13
-15
-17
-19
-21
-23
-25
-27
-29
-31
-33
-35
-37
-39
-41
-43
-47
-51
2.5
1.5
-1
-2
-3
-5
-7
-9
3
2
1
0