max98302 Maxim Integrated Products, Inc., max98302 Datasheet - Page 5

• Manufacturer Part Number: max98302
• Description: Stereo 2.4w Class D Amplifier
• Manufacturer: Maxim Integrated Products, Inc.

(V
to 22kHz AC measurement bandwidth, T
PVDD
-100
-120
100
-20
-40
-60
-80
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
0
0.01
2.5
0
= V
OUTPUT POWER vs. SUPPLY VOLTAGE
V
R
PVDD
INPUT REFERRED
R
P
L
EFFICIENCY vs. OUTPUT POWER
L
OUT
SHDN
R
= 4I + 68µH
L
0.25
CROSSTALK vs. FREQUENCY
= 8I + 68µH
3.0
= 8I + 68µH
= 3.7V
= 300mW
0.1
SUPPLY VOLTAGE (V)
= 5.0V, V
0.50
OUTPUT POWER (W)
3.5
FREQUENCY (kHz)
_______________________________________________________________________________________
R
L
RIGHT TO LEFT
LEFT TO RIGHT
0.75
10% THD+N
4.0
1% THD+N
= 4I + 33µH
1
PGND
1.00
4.5
10
= 0V, A V = 12dB, R
1.25
5.0
1.50
100
5.5
A
= +25NC, unless otherwise noted.)
-10
-20
-30
-40
-50
-60
-70
-80
-90
Stereo 2.4W Class D Amplifier
Typical Operating Characteristics (continued)
3.0
2.5
2.0
1.5
1.0
0.5
2.5
2.0
1.5
1.0
0.5
0
0
0
0.01
2.5
L
OUTPUT POWER vs. LOAD RESISTANCE
1
OUTPUT POWER vs. SUPPLY VOLTAGE
= J, unless otherwise specified, R
INPUT REFERRED
R
P
R
COMMON-MODE REJECTION RATIO
L
OUT
L
= 8I + 68µH
= 8I + 68µH
3.0
= 300mW
0.1
LOAD RESISTANCE (I)
SUPPLY VOLTAGE (V)
vs. FREQUENCY
3.5
10
FREQUENCY (kHz)
10% THD+N
10% THD+N
4.0
1% THD+N
1% THD+N
1
100
4.5
V
10
PVDD
5.0
= 5V
1000
100
5.5
L
connected between OUT_+ to OUT_-, 20Hz
-10
-20
-30
-40
-50
-60
-70
-80
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
16
24
22
20
18
14
12
10
0
0
8
6
4
2
0
0.01
0.01
1
OUTPUT POWER vs. LOAD RESISTANCE
V
V
POWER-SUPPLY REJECTION RATIO
RIPPLE
PVDD
= 5.0V
= 200mV
GAIN vs. FREQUENCY
A
A
0.1
0.1
V
V
LOAD RESISTANCE (I)
= 15dB
= 9dB
vs. FREQUENCY
10
FREQUENCY (kHz)
FREQUENCY (kHz)
P-P
10% THD+N
A
1% THD+N
1
V
1
A
= 18dB
V
A
= 6dB
V
= 12dB
100
V
PVDD
10
10
= 3.7V
1000
100
100
5