Stereo 2.4W Class D Amplifier
Typical Operating Characteristics (continued)
(VPVDD = VSHDN = 5.0V, VPGND = 0V, AV = 12dB, RL = J, unless otherwise specified, RL connected between OUT_+ to OUT_-, 20Hz
to 22kHz AC measurement bandwidth, TA = +25NC, unless otherwise noted.)
EXITING SHUTDOWN
MAX98302 toc19
ENTERING SHUTDOWN
MAX98302 toc20
MAX98302
OUTPUT
SHDN
MAX98302
OUTPUT
1ms/div
1ms/div
SHDN
WIDEBAND OUTPUT SPECTRUM
0
RBW = 100Hz
RL = 8I + 68µH
-20
-40
-60
-80
-100
0.001 0.01 0.1
1
10 100
FREQUENCY (MHz)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
3.0
RL = ∞
2.5
2.0
1.5
1.0
0.5
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
INBAND OUTPUT SPECTRUM
0
f = 1kHz
-20 RL = 8I + 68µH
-40
-60
-80
-100
-120
-140
10
100
1000 10,000
FREQUENCY (Hz)
100,000
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
0.20
0.18 RL = ∞
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
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