max9830aeta+ Maxim Integrated Products, Inc., max9830aeta+ Datasheet - Page 5

• Manufacturer Part Number: max9830aeta+
• Description: Mono 2w Class D Amplifier
• Manufacturer: Maxim Integrated Products, Inc.

(V
ment bandwidth 20Hz to 22kHz, T
PVDD
1.2
1.0
0.8
0.6
0.4
0.2
0
1
OUTPUT POWER vs. LOAD RESISTANCE
= V
V
PVDD
SHDN
THD+N = 1%
= 3.6V
LOAD RESISTANCE ( I )
= 5.0V, V
_______________________________________________________________________________________
10
-100
-120
-20
-40
-60
-80
14
12
10
8
6
4
2
0
0
THD+N = 10%
PGND
10
10
POWER-SUPPLY REJECTION RATIO
V
RIPPLE
AMPLITUDE vs. FREQUENCY
= 0V, R
A
100
= +25°C, unless otherwise noted.)
100
= 200mV
vs. FREQUENCY
FREQUENCY (Hz)
100
FREQUENCY (Hz)
L
P-P
= ∞, unless otherwise specified. R
1k
1k
100
Typical Operating Characteristics (continued)
80
60
40
20
0
10k
10k
0
V
0.2
EFFICIENCY vs. OUTPUT POWER
PVDD
Mono 2W Class D Amplifier
0.4
= 5.0V
100k
100k
0.6
OUTPUT POWER (W)
0.8
1.0
-10
-20
-30
-40
-50
-60
0
1.2
10
R
1.4
LOAD
COMMON-MODE REJECTION RATIO
R
INPUT REFERRED
LOAD
1.6
L
= 4I
connected between OUT+ and OUT-, AC measure-
= 8I
100
STARTUP WAVEFORM
1.8
vs. FREQUENCY
2.0
FREQUENCY (Hz)
400Fs/div
1k
100
80
60
40
20
0
0
10k
V
PVDD
0.1
EFFICIENCY vs. OUTPUT POWER
MAX9830 toc16
0.2
= 3.6V
100k
0.3
OUTPUT POWER (W)
SHDN
2V/div
OUTPUT
500mA/div
0.4
0.5
R
0.6
LOAD
0.7
= 4I
R
LOAD
0.8
= 8I
0.9
1.0
5