MAX9766ETJ+ Maxim Integrated Products, MAX9766ETJ+ Datasheet - Page 6

• Manufacturer Part Number: MAX9766ETJ+
• Description: IC AMP AUDIO .75W MONO AB 32TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class ABr

Specifications of MAX9766ETJ+

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 750mW x 1 @ 4 Ohm; 65mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, I²C, Input Multiplexer, Microphone, Mute, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

750mW Audio Amplifiers with Headphone Amp,
Microphone Preamp, and Input Mux
(V
6
0.001
DD
0.001
0.001
0.01
0.01
0.01
0.1
0.1
0.1
_______________________________________________________________________________________
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
= PV
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
10
10
10
V
R
A
V
R
A
V
R
A
P
P
vs. FREQUENCY (SPEAKER MODE)
DD
L
V
vs. FREQUENCY (SPEAKER MODE)
DD
L
V
vs. FREQUENCY (SPEAKER MODE)
DD
L
V
P
OUT
OUT
DD
OUT
P
= 8Ω
= 4Ω
= 2V/V
= 4Ω
= 4V/V
= 4V/V
OUT
= 3V
= 5V
= 3V
P
= 100mW
= 100mW
= 500mW
OUT
= 5V, BW = 22Hz to 22kHz, T
= 300mW
100
100
100
P
OUT
= 150mW
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
= 500mW
P
P
OUT
1k
1k
1k
OUT
= 250mW
= 250mW
P
OUT
10k
10k
10k
= 50mW
100k
100k
100k
A
= +25°C, unless otherwise noted.)
0.001
0.001
0.001
0.01
0.01
0.01
0.1
0.1
0.1
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
10
10
10
V
R
A
V
R
A
V
R
A
DD
L
V
vs. FREQUENCY (SPEAKER MODE)
vs. FREQUENCY (SPEAKER MODE)
vs. FREQUENCY (SPEAKER MODE)
DD
L
V
DD
L
V
P
= 8Ω
= 2V/V
P
= 8Ω
= 4Ω
= 4V/V
P
= 4V/V
OUT
= 5V
OUT
OUT
= 5V
= 3V
P
P
P
OUT
OUT
OUT
= 100mW
= 300mW
= 150mW
100
100
100
= 500mW
= 150mW
= 300mW
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
P
1k
1k
1k
OUT
Typical Operating Characteristics
= 250mW
P
P
OUT
OUT
10k
10k
10k
= 50mW
= 50mW
100k
100k
100k
0.001
0.001
0.001
0.01
0.01
0.01
100
0.1
0.1
0.1
10
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
10
10
0
vs. OUTPUT POWER (SPEAKER MODE)
V
R
A
V
R
A
V
R
A
DD
L
V
DD
L
V
vs. FREQUENCY (SPEAKER MODE)
vs. FREQUENCY (SPEAKER MODE)
DD
L
V
= 4Ω
P
= 4Ω
P
= 2V/V
= 2V/V
= 8Ω
= 4V/V
= 3V
OUT
OUT
= 5V
= 5V
P
P
0.25
OUT
OUT
= 300mW
= 100mW
100
100
= 500mW
= 150mW
OUTPUT POWER (W)
FREQUENCY (Hz)
FREQUENCY (Hz)
0.50
1k
1k
f = 1kHz
P
0.75
OUT
f = 20Hz
P
= 250mW
OUT
10k
10k
f = 10kHz
1.00
= 50mW
100k
100k
1.25