max98400a Maxim Integrated Products, Inc., max98400a Datasheet - Page 11

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

(MAX98400A, V
C
REL
= C1 = C2 = 1FF, typical values are at T
PVDD
14
12
10
80
70
60
50
40
30
20
10
24
22
20
18
16
14
12
10
8
6
4
2
0
0
8
6
4
2
0
= 18V, V
4.75
0
0
Stereo, High-Power, Class D Amplifiers
LIMITER TRANSFER CHARACTERISTIC
R
LIM_TH = GND
1% THD+N
OUTPUT POWER vs. LOAD (MONO)
vs. V
L
10 20 30
= 8I + 68µH
0.5
SHDN
S
V
SUPPLY VOLTAGE (MONO)
SUPPLY CURRENT
S
5.00
10% THD+N
SUPPLY VOLTAGE (V)
INPUT VOLTAGE (V)
1.0
40
= 5V, LIM_TH = V
LOAD (I)
50 60
1.5
5.25
2.0
V
V
70
V
PVDD
PVDD
A
V
PVDD
V
I
PVDD
PVDD
I
PVDD
Typical Operating Characteristics (continued)
VS
= +25NC, unless otherwise noted.)
80
= 18V
2.5
= 8V
= 24V
= 18V
= 24V
90
S
5.50
100
, TEMPLOCK = unconnected; G1 = GND, G2 = open (gain = 20.1dB), C
3.0
60
50
40
30
20
10
14
12
10
0
8
6
4
2
0
vs. PVDD (NO THERMAL SHUTDOWN, MONO)
8
8
vs. PVDD SUPPLY VOLTAGE (MONO)
MAXIMUM OUTPUT POWER
12
12
LIMITER RELEASE TIME
4I LOAD, THERMAL FOLD DISABLED
PVDD SUPPLY VOLTAGE (V)
PVDD SUPPLY VOLTAGE (V)
SUPPLY CURRENT
t
RELEASE
16
16
200ms/div
20
20
LIM_TH = GND
I
I
PVDD
VS
24
MAX98400 toc42
24
V
S
= 5V
28
28
INPUT
2V/div
OUTPUT
4V/div
IN
11
=