max98302 Maxim Integrated Products, Inc., max98302 Datasheet - Page 4

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

(V
to 22kHz AC measurement bandwidth, T
Stereo 2.4W Class D Amplifier
4
PVDD
0.01
0.01
0.01
100
______________________________________________________________________________________
0.1
0.1
0.1
10
10
10
1
1
1
0.01
0.01
0
= V
R
V
f
R
V
R
V
IN
L
PVDD
L
PVDD
L
PVDD
SHDN
= 8I + 68µH
= 4I + 33µH
= 8I + 68µH
= 1kHz
THD+N vs. OUTPUT POWER
P
= 5.0V
= 5.0V
OUT
= 3.7V
THD+N vs. FREQUENCY
THD+N vs. FREQUENCY
P
0.1
0.1
0.5
OUT
= 400mW
f
= 5.0V, V
IN
OUTPUT POWER (W)
P
FREQUENCY (kHz)
FREQUENCY (kHz)
= 350mW
= 6kHz
OUT
= 500mW
1.0
1
1
P
OUT
PGND
= 100mW
1.5
10
10
= 0V, A V = 12dB, R
f
IN
= 100Hz
100
100
2.0
A
= +25NC, unless otherwise noted.)
0.01
0.01
0.01
100
100
0.1
0.1
0.1
10
10
10
1
1
1
0.01
L
0
0
= J, unless otherwise specified, R
R
V
R
V
R
V
f
f
IN
L
PVDD
L
PVDD
IN
L
PVDD
f
= 4I + 33µH
IN
= 8I + 68µH
= 4I + 33µH
= 1kHz
= 6kHz
P
0.5
THD+N vs. OUTPUT POWER
= 1kHz
THD+N vs. OUTPUT POWER
f
OUT
IN
= 5.0V
= 3.7V
= 3.7V
THD+N vs. FREQUENCY
0.25
= 6kHz
0.1
= 500mW
P
OUT
OUTPUT POWER (W)
OUTPUT POWER (W)
1.0
FREQUENCY (kHz)
= 400mW
0.50
1.5
1
Typical Operating Characteristics
f
2.0
IN
= 100Hz
0.75
f
10
IN
= 100Hz
2.5
1.00
100
3.0
L
connected between OUT_+ to OUT_-, 20Hz
0.01
0.01
100
100
0.1
0.1
10
10
90
80
70
60
50
40
30
20
10
1
1
0
0.01
0
0
V
R
V
R
V
PVDD
L
PVDD
L
PVDD
EFFICIENCY vs. OUTPUT POWER
R
= 4I + 33µH
= 8I + 68µH
f
L
0.25
IN
OUTPUT POWER PER CHANNEL (W)
THD+N vs. OUTPUT POWER
= 4I + 33µH
f
0.50
= 5.0V
IN
= 3.7V
= 1kHz
= 5.0V
THD+N vs. FREQUENCY
= 6kHz
0.1
P
OUTPUT POWER (W)
0.50
OUT
FREQUENCY (kHz)
1.00
= 800mW
R
L
= 8I + 68µH
0.75
1
P
OUT
1.50
= 600mW
1.00
f
IN
= 100Hz
10
2.00
1.25
1.50
2.50
100