MAX9763 Maxim Integrated Products, MAX9763 Datasheet - Page 9

• Manufacturer Part Number: MAX9763
• Description: (MAX9760 - MAX9763) Stereo 3W Audio Power Amplifiers
• Manufacturer: Maxim Integrated Products

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(V
DD
600
500
400
300
200
100
100
40
50
60
70
80
90
0
= PV
10
1
OUTPUT POWER vs. LOAD RESISTANCE
vs. FREQUENCY (HEADPHONE MODE)
V
POWER-SUPPLY REJECTION RATIO
RIPPLE
DD
HP JACK
OUT_+
SHDN
= 200mV
= 5V, T
100
10
(HEADPHONE MODE)
LOAD RESISTANCE (Ω)
ENTERING SHUTDOWN (HEADPHONE MODE)
FREQUENCY (Hz)
R
INPUT AC-COUPLED TO GND
P-P
L
THD+N = 10%
= 16Ω
_______________________________________________________________________________________
A
THD+N = 1%
100
1k
= +25°C, unless otherwise noted.)
Stereo 3W Audio Power Amplifiers with
10k
1k
100ms/div
f = 1kHz
100k
10k
Headphone Drive and Input Mux
MAX9760 toc39
-100
-110
-120
120
100
-40
-50
-60
-70
-80
-90
80
60
40
20
Typical Operating Characteristics (continued)
0
POWER DISSIPATION vs. OUTPUT POWER
10
0
2V/div
1V/div
200mV/div
V
R
IN
L
= 16Ω
= 200mV
CROSSTALK vs. FREQUENCY
RIGHT TO LEFT
100
50
(HEADPHONE MODE)
(HEADPHONE MODE)
OUTPUT POWER (mW)
P-P
LEFT TO RIGHT
FREQUENCY (Hz)
100
1k
150
10k
HP JACK
R
f = 1kHz
L
OUT_+
= 16Ω
V
DD
100k
200
R
INPUT AC-COUPLED TO GND
L
= 16Ω
HP JACK
OUT_+
SHDN
EXITING POWER-DOWN
(HEADPHONE MODE)
70
60
50
40
30
20
10
0
POWER DISSIPATION vs. OUTPUT POWER
EXITING SHUTDOWN (HEADPHONE MODE)
0
R
INPUT AC-COUPLED TO GND
L
100ms/div
= 16Ω
20
(HEADPHONE MODE)
OUTPUT POWER (mW)
40
100ms/div
MAX9760 toc40
60
2V/div
1V/div
200mV/div
R
f = 1kHz
80
MAX9760 toc38
L
= 32Ω
100
2V/div
1V/div
200mV/div
9