MAX9761ETI-T Maxim Integrated, MAX9761ETI-T Datasheet - Page 5

• Manufacturer Part Number: MAX9761ETI-T
• Description: Audio Amplifiers
• Manufacturer: Maxim Integrated

Specifications of MAX9761ETI-T

• Output Type: 2-Channel Stereo
• Output Power: 3 W x 2 at 3 Ohms, 0.2 W x 2 at 16 Ohms
• Thd Plus Noise: 0.01 % at 4 Ohms at 2 W, 0.002 % at 16 Ohms at 125 mW
• Operating Supply Voltage: 5 V
• Maximum Power Dissipation: 1667 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFN EP
• Audio Load Resistance: 32 Ohms
• Input Signal Type: Single
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential, Single
• Supply Type: Single
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V

(V
0.001
0.001
0.001
DD
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
= PV
10
10
0
vs. OUTPUT POWER (SPEAKER MODE)
P
P
A
R
P
OUT
OUT
V
L
vs. FREQUENCY (SPEAKER MODE)
vs. FREQUENCY (SPEAKER MODE)
OUT
P
= 2V/V
= 3Ω
DD
OUT
= 250mW
= 500mW
= 2W
= 5V, T
= 1W
f = 1kHz
100
100
f = 20Hz
1
OUTPUT POWER (W)
FREQUENCY (Hz)
FREQUENCY (Hz)
P
OUT
P
P
OUT
OUT
_______________________________________________________________________________________
A
P
f = 10kHz
= 2.5W
OUT
= +25°C, unless otherwise noted.)
1k
= 500mW
1k
2
= 1W
Stereo 3W Audio Power Amplifiers with
= 2W
10k
10k
3
R
A
R
A
L
V
L
V
= 4Ω
= 4V/V
= 3Ω
= 2V/V
100k
100k
4
Headphone Drive and Input Mux
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)
A
R
P
P
f = 20Hz
V
L
vs. FREQUENCY (SPEAKER MODE)
OUT
vs. FREQUENCY (SPEAKER MODE)
OUT
= 3Ω
= 4V/V
P
OUT
= 500mW P
P
= 250mW
OUT
100
100
f = 1kHz
= 2W
1
= 1W
OUTPUT POWER (W)
FREQUENCY (Hz)
FREQUENCY (Hz)
f = 10kHz
P
OUT
OUT
P
OUT
P
1k
1k
OUT
2
= 1W
= 500mW
= 1.2W
Typical Operating Characteristics
= 2.5W
10k
10k
3
R
A
R
A
L
V
L
V
= 3Ω
= 4V/V
= 8Ω
= 2V/V
100k
100k
4
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)
P
A
R
P
vs. FREQUENCY (SPEAKER MODE)
OUT
vs. FREQUENCY (SPEAKER MODE)
V
L
OUT
P
OUT
= 2V/V
= 4Ω
P
0.5
OUT
= 250mW
= 250mW
= 1W
100
f = 1kHz
100
= 1W
1.0
OUTPUT POWER (W)
f = 20Hz
FREQUENCY (Hz)
FREQUENCY (Hz)
P
P
1.5
OUT
OUT
P
OUT
P
1k
1k
f = 10kHz
= 500mW
OUT
= 500mW
= 1.2W
2.0
= 2W
2.5
10k
10k
R
A
L
V
R
A
L
V
= 4Ω
= 2V/V
= 8Ω
= 4V/V
3.0
100k
100k
3.5
5