MAX9736
Mono/Stereo High-Power Class D Amplifier
Electrical Characteristics (continued)
(V
= 20V, V = 5V, V
= V
= 0V, V
= V
= V
= 5V, REGEN = MONO = AGND, C1 = 0.1μF, C2 = 1μF,
PVDD
VS
AGND
PGND
MOD
SHDN
MUTE
R
= 20kΩ and R
= 20kΩ, R = ∞, AC measurement bandwidth 22Hz to 22kHz, T = T
to T
, unless otherwise noted.
MAX
IN_
FB_
L
A
MIN
Typical values are at T = +25°C.) (Notes 4, 5)
A
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
R = 8Ω
6
11
L
Stereo
V
= 12V
R = 4Ω
L
PVDD
Mono
Stereo
Mono
Stereo
Mono
R = 4Ω
12
6
L
MAX9736B Output Power
(THD+N = 1%)
P
R = 8Ω
W
OUT_1%
L
V
V
= 18V
= 24V
PVDD
R = 4Ω
12
6
L
R = 8Ω
L
PVDD
R = 4Ω
12
10
16
19.5
17.5
35
17.5
35
7.5
14
15
7.5
15
7.5
15
8.5
17
5.5
11
L
R = 8Ω
L
Stereo
V
= 12V
R = 4Ω
L
PVDD
Mono
Stereo
Mono
Stereo
Mono
R = 4Ω
L
MAX9736A Output Power
(THD+N = 10%)
P
R = 8Ω
W
OUT_10%
L
V
V
= 18V
= 24V
PVDD
R = 4Ω
L
R = 8Ω
L
PVDD
R = 4Ω
L
R = 8Ω
L
Stereo
V
= 12V
R = 4Ω
L
PVDD
Mono
Stereo
Mono
Stereo
Mono
Stereo
Mono
Stereo
Mono
Stereo
Mono
R = 4Ω
L
MAX9736B Output Power
(THD+N = 10%)
P
R = 8Ω
W
OUT_10%
L
V
V
V
= 18V
= 24V
= 12V
PVDD
PVDD
PVDD
R = 4Ω
L
R = 8Ω
L
R = 4Ω
L
R = 8Ω
L
R = 4Ω
L
R = 8Ω
MAX9736D Output Power
(Thermally Limited)
L
V
= 18V
= 24V
W
PVDD
PVDD
R = 4Ω
L
R = 8Ω
3.5
7
L
V
R = 4Ω
L
MAX9736A, P
PWM modulation mode, R = 8Ω
= 4W, f = 1kHz,
OUT
0.04
L
Total Harmonic Distortion
Plus Noise
THD+N
%
MAX9736B/D, P
PWM modulation mode, R = 8Ω
= 2W, f = 1kHz,
OUT
0.04
96.5
97
L
MAX9736A/D,
P
= 8W, R = 8Ω
OUT
L
Signal-to-Noise Ratio
Noise
SNR
A-weighted
dB
MAX9736B,
= 6W, R = 8Ω
P
OUT
L
MAX9736A/D
MAX9736B
120
100
A-weighted
(Note 9)
V
µV
RMS
N
Maxim Integrated
│ 4
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