MAX9766ETJ+T Maxim Integrated Products, MAX9766ETJ+T Datasheet - Page 7

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

Specifications of MAX9766ETJ+T

• 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

(V
0.001
0.001
0.001
DD
0.01
0.01
0.01
100
100
100
0.1
0.1
0.1
10
10
10
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
= PV
TOTAL HARMONIC DISTORTION PLUS NOISE
0
0
0
vs. OUTPUT POWER (SPEAKER MODE)
vs. OUTPUT POWER (SPEAKER MODE)
vs. OUTPUT POWER (SPEAKER MODE)
V
R
A
V
R
A
V
R
A
DD
L
V
DD
L
V
DD
L
V
750mW Audio Amplifiers with Headphone Amp,
=4Ω
DD
= 4V/V
= 8Ω
= 2V/V
= 8Ω
= 4V/V
0.1
= 5V
= 5V
= 3V
f = 20Hz
= 5V, BW = 22Hz to 22kHz, T
0.2
0.2
f = 20Hz
f = 20Hz
0.2
OUTPUT POWER (W)
OUTPUT POWER (W)
OUTPUT POWER (W)
0.3
_______________________________________________________________________________________
0.4
0.4
f = 1kHz
f = 1kHz
f = 1kHz
0.4
0.5
0.6
0.6
f = 10kHz
f = 10kHz
f = 10kHz
0.6
0.8
0.8
0.7
Microphone Preamp, and Input Mux
A
= +25°C, unless otherwise noted.)
0.001
0.001
1200
1000
0.01
0.01
100
800
600
400
200
100
0.1
Typical Operating Characteristics (continued)
0.1
10
10
1
0
1
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
0
0
0
OUTPUT POWER vs. LOAD RESISTANCE
vs. OUTPUT POWER (SPEAKER MODE)
vs. OUTPUT POWER (SPEAKER MODE)
V
R
A
V
R
A
DD
L
V
DD
L
V
= 4Ω
= 2V/V
= 8Ω
= 4V/V
= 3V
= 5V
0.25
0.2
10
f = 20Hz
LOAD RESISTANCE (Ω)
(SPEAKER MODE)
OUTPUT POWER (W)
f = 20Hz
OUTPUT POWER (W)
THD+N = 10%
THD+N = 1%
0.50
100
0.4
f = 1kHz
f = 1kHz
0.75
0.6
1k
f = 10kHz
f = 10kHz
V
CC
= 5V
1.00
10k
0.8
0.001
0.001
1000
0.01
0.01
100
100
900
800
700
600
500
400
300
200
100
0.1
0.1
10
10
1
1
0
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
0
0
0
OUTPUT POWER vs. LOAD RESISTANCE
vs. OUTPUT POWER (SPEAKER MODE)
vs. OUTPUT POWER (SPEAKER MODE)
V
R
A
V
R
A
DD
L
V
DD
L
V
= 4Ω
= 4V/V
= 8Ω
= 2V/V
0.1
= 3V
= 3V
0.25
10
f = 20Hz
0.2
LOAD RESISTANCE (Ω)
(SPEAKER MODE)
f = 20Hz
OUTPUT POWER (W)
OUTPUT POWER (W)
0.3
THD+N = 10%
THD+N = 1%
0.50
100
f = 1kHz
0.4
f = 1kHz
0.5
0.75
1k
f = 10kHz
f = 10kHz
V
CC
0.6
= 3V
1.00
10k
0.7
7