MAX4295 查看數據表（PDF） - Maxim Integrated
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MAX4295 Datasheet PDF : 18 Pages
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Mono/Stereo 2W Switch-Mode (Class-D)
Audio Power Amplifiers
Typical Operating Characteristics (continued)
(VCC = PVCC = +3V, input amplifier gain = -1, SHDN = VCC , TA = +25°C, unless otherwise noted.)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT FREQUENCY (VIN = 1.5Vp-p)
10
VCC = +3V
RL = 4Ω
125kHz 1MHz
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT FREQUENCY (VIN = 1.5Vp-p)
10
VCC = +3V
RL = 8Ω
1MHz
125kHz
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT FREQUENCY (VIN = 1.5Vp-p)
10
VCC = +3V
RL = 32Ω
1MHz
125kHz
1
1
1
500kHz
0.1
250kHz
500kHz
0.1
250kHz
0.1
250kHz
500kHz
0.01
10
1k
100k
INPUT FREQUENCY (Hz)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (fIN = 1kHz)
100
VCC = +3V
RL = 4Ω
1MHz
10
250kHz
500kHz
1
125kHz
0.01
10
1k
100k
INPUT FREQUENCY (Hz)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (fIN = 1kHz)
100
VCC = +3V
RL = 8Ω
1MHz
10
500kHz
1
125kHz
0.1
250kHz
0.01
10
1k
100k
INPUT FREQUENCY (Hz)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (fIN = 1kHz)
100
VCC = +3V
RL = 32Ω
1MHz
10
500kHz
1
125kHz
0.1
250kHz
0.1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
OUTPUT POWER (W)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (fIN = 20kHz)
100
VCC = +3V
RL = 4Ω
1MHz
10
250kHz
1
500kHz
0.1
125kHz
0.10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
OUTPUT POWER (W)
0.10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
OUTPUT POWER (W)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (fIN = 20kHz)
100
VCC = +3V
RL = 8Ω
10
1MHz
125kHz
1
500kHz
0.1
250kHz
0.10
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
OUTPUT POWER (W)
0.10
0
0.05
0.10
0.15
0.20
OUTPUT POWER (W)
MAX4295
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (fIN = 20kHz)
100
VCC = +3V
RL = 32Ω
10
1MHz
1
0.1
0.10
0
125kHz
250kHz
500kHz
0.05
0.10
0.15
0.20
OUTPUT POWER (W)
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