MAX98300 データシートの表示（PDF） - Maxim Integrated
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MAX98300 Datasheet PDF : 14 Pages
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MAX98300
Mono 2.6W 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-, AC
measurement bandwidth 20Hz to 22kHz, TA = +25NC, unless otherwise noted.)
EFFICIENCY vs. OUTPUT POWER
100
90 VPVDD = 3.7V
OUTPUT POWER vs.
LOAD RESISTANCE
5.0
4.5 PVDD = 5V
OUTPUT POWER vs.
LOAD RESISTANCE
2.0
PVDD = 3.7V
1.8
80
4.0
70
RL = 8I + 68FH
3.5
10% THD+N
60
RL = 4I + 33FH
3.0
1% THD+N
50
2.5
1.6
10% THD+N
1.4
1.2
1% THD+N
1.0
40
2.0
0.8
30
1.5
0.6
20
1.0
0.4
10
0.5
0.2
0
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
1
OUTPUT POWER (W)
0
1.0
100
1000
1
LOAD RESITANCE (I)
1.0
100
1000
LOAD RESITANCE (I)
OUTPUT POWER vs. SUPPLY VOLTAGE
3.00
2.75 RL = 4I + 33FH
2.50
2.25
2.00
1.75
10% THD+N
1.50
1.25
1.00
0.75
1% THD+N
0.50
0.25
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
OUTPUT POWER vs. SUPPLY VOLTAGE
3.00
2.75 RL = 8I + 68FH
2.50
2.25
2.00
1.75
1.50
1.25
10% THD+N
1.00
0.75
0.50
1% THD+N
0.25
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
POWER-SUPPLY REJECTION RATIO vs.
FREQUENCY
0
VRIPPLE = 200mVP-P
-10 VPVDD = 5.0V
-20
-30
-40
-50
-60
-70
-80
0.01
0.1
1
10
100
FREQUENCY (kHz)
COMMON-MODE REJECTION RATION vs.
FREQUENCY
0
INPUT REFERRED
-10
GAIN vs. FREQUENCY
20
-20
15
AV = 12dB
-30
-40
10
AV = 9dB
-50
AV = 6dB
-60
5
AV = 3dB
-70
AV = 0dB
0
-80
-90
0.01
0.1
1
10
100
FREQUENCY (kHz)
-5
0.01
0.1
1
10
100
FREQUENCY (kHz)
Maxim Integrated
5
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