max98400a Maxim Integrated Products, Inc., max98400a Datasheet - Page 10

• Manufacturer Part Number: max98400a
• Description: Stereo, High-power, Class D Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

Stereo, High-Power, Class D Amplifiers
(MAX98400A, V
C
10
REL
0.001
0.01
100
100
0.1
10
90
80
70
60
50
40
30
20
10
vs. PVDD (WITH THERMAL SHUTDOWN, MONO)
90
80
70
60
50
40
30
20
10
1
0
0
TOTAL HARMONIC DISTORTION PLUS NOISE
= C1 = C2 = 1FF, typical values are at T
EFFICIENCY vs. OUTPUT POWER (MONO)
0
0
8
f = 100Hz
f = 1kHz
vs. OUTPUT POWER (MONO)
MAXIMUM OUTPUT POWER
4
12
4I LOAD, THERMAL FOLD DISABLED
PVDD SUPPLY VOLTAGE (V)
TOTAL OUTPUT POWER (W)
5
PVDD
OUTPUT POWER (W)
8
f = 6kHz
16
= 18V, V
10% THD+N
12
10
20
16
V
4I LOAD
V
4I LOAD
1% THD+N
SHDN
PVDD
PVDD
15
24
20
= 12V,
= 12V,
= 5V, LIM_TH = V
24
20
28
A
0.001
0.01
0.1
100
Typical Operating Characteristics (continued)
= +25NC, unless otherwise noted.)
10
90
80
70
60
50
40
30
20
10
25
20
15
10
1
TOTAL HARMONIC DISTORTION PLUS NOISE
0
5
0
0
EFFICIENCY vs. OUTPUT POWER (MONO)
0
0
1% THD+N
S
OUTPUT POWER vs. LOAD (MONO)
10
f = 1kHz
, TEMPLOCK = unconnected; G1 = GND, G2 = open (gain = 20.1dB), C
5
vs. OUTPUT POWER (MONO)
f = 100Hz
8
20
TOTAL OUTPUT POWER (W)
10
30
OUTPUT POWER (W)
10% THD+N
16
15
40
f = 6kHz
LOAD (I)
24
20
50
60
25
32
V
4I LOAD
70
V
4I LOAD
V
PVDD
PVDD
PVDD
30
80
40
= 18V,
= 18V,
= 12V
35
90
48
100
40
0.001
0.01
100
0.1
10
90
80
70
60
50
40
30
20
10
50
45
40
35
30
25
20
15
10
1
0
5
0
TOTAL HARMONIC DISTORTION PLUS NOISE
EFFICIENCY vs. OUTPUT POWER (MONO)
0
0
0
1% THD+N
OUTPUT POWER vs. LOAD (MONO)
10
f = 1kHz
10
5
vs. OUTPUT POWER (MONO)
f = 100Hz
20
TOTAL OUTPUT POWER (W)
20
10
30
OUTPUT POWER (W)
10% THD+N
30
15
40
LOAD (I)
f = 6kHz
40
20
50
60
50
25
V
4I LOAD
70
V
4I LOAD
V
PVDD
PVDD
PVDD
60
30
80
= 24V,
= 24V,
= 18V
70
35
90
IN
100
80
40
=