max9708etntd Maxim Integrated Products, Inc., max9708etntd Datasheet - Page 3

• Manufacturer Part Number: max9708etntd
• Description: Max9708 20w/40w, Filterless, Spread-spectrum, Mono/stereo, Class D Amplifier
• Manufacturer: Maxim Integrated Products, Inc.

ELECTRICAL CHARACTERISTICS (continued)
(PV
mode), SHDN = MUTE = high, G1 = low, G2 = high (A
connected between OUT_+ and OUT_-, unless otherwise stated. T
= +25°C.) (Note 1)
Gain
TEMP Flag Threshold
TEMP Flag Accuracy
TEMP Flag Hysteresis
STEREO MODE (R
Quiescent Current
Output Power
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Efficiency
Left-Right Channel Gain
Matching
DD
= V
DD
PARAMETER
= +18V, PGND = GND = 0V, C
LOAD
_______________________________________________________________________________________
20W/40W, Filterless, Spread-Spectrum,
= 8Ω)
SYMBOL
THD+N
T
P
SNR
FLAG
A
OUT
η
V
SS
Mono/Stereo, Class D Amplifier
= 0.47µF, C
G1 = 0, G2 = 1
G1 = 1, G2 = 1
G1 = 1, G2 = 0
G1 = 0, G2 = 0
TH2
0
0
0
0
1
1
1
1
From +80°C to +140°C
MUTE = 1, R
MUTE = 0
f = 1kHz, THD = 10%, T
R
f = 1kHz, BW = 22Hz to 22kHz,
R
R
R
f = 1kHz
P
OUT
LOAD
LOAD
LOAD
LOAD
V
= 10W
= 22dB), FS1 = FS2 = high (SSM), SYNCIN = low. All load resistors (R
= 8Ω, PV
= 8Ω, P
= 8Ω, P
= 8Ω, L > 60µH , P
REG
LOAD
= 0.01µF, C1 = 0.1µF, C2 = 1µF, R
TH1
0
0
1
1
0
0
1
1
OUT
OUT
CONDITIONS
DD
A
= ∞
= T
= 8W
= 10W
= 18V
MIN
A
OU T
= +25°C,
to T
TH0
0
1
0
1
0
1
0
1
= 15W + 15W ,
22Hz to 22kHz
A-weighted
MAX
, unless otherwise noted. Typical values are at T
21.6
24.9
29.2
35.9
MIN
20
LOAD
= ∞, MONO = low (stereo
+100
+110
+120
+129
+139
+150
TYP
22.0
25.0
29.5
36.0
0.02
+80
+90
0.1
20
21
91
96
87
2
5
MAX
22.3
25.6
29.9
36.6
±6
30
11
UNITS
L
) are
mA
dB
dB
dB
°C
°C
°C
W
%
%
3
A