MAX9718(2003) View Datasheet(PDF) - Maxim Integrated
Part Name
Description
Manufacturer
MAX9718 Datasheet PDF : 23 Pages
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Low-Cost, Mono/Stereo,
1.4W Differential Audio Power Amplifiers
Typical Operating Characteristics (continued)
(VCC = 5V, CBIAS = 0.1µF, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER
100
VCC = 3V
RL = 4Ω
10 AV = 2
1
fIN = 10kHz
0.1
fIN = 1kHz
0.01
fIN = 100Hz
0.001
0
100 200 300 400 500 600
OUTPUT POWER (mW)
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER
100
VCC = 3V
RL = 8Ω
10 AV = 4
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER
100
VCC = 3V
RL = 4Ω
10 AV = 4
1
0.1
0.01
0.001
0
fIN = 1kHz
fIN = 10kHz
fIN = 100Hz
100 200 300 400 500 600
OUTPUT POWER (mW)
TOTAL HARMONIC DISTORTION + NOISE
vs. COMMON-MODE VOLTAGE
0.01
VCC = 5V
PO = 200mW
AV = 2
TOTAL HARMONIC DISTORTION + NOISE
vs. OUTPUT POWER
100
VCC = 3V
RL = 8Ω
10 AV = 2
1
0.1
0.01
0.001
0
fIN = 1kHz
fIN = 10kHz
fIN = 100Hz
100 200 300 400 500 600
OUTPUT POWER (mW)
TOTAL HARMONIC DISTORTION + NOISE
vs. COMMON-MODE VOLTAGE
0.01
VCC = 3V
PO = 200mW
AV = 2
1
fIN = 1kHz
0.001
0.1
fIN = 10kHz
0.001
0.01
0.001
0
fIN = 100Hz
100 200 300 400 500
OUTPUT POWER (mW)
OUTPUT POWER
vs. SUPPLY VOLTAGE
2.5
RL = 4Ω
f = 1kHz
2.0 AV = 2
1.5
THD+N = 10%
1.0
THD+N = 1%
0.5
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
0.0001
0
1
2
3
4
5
COMMON-MODE VOLTAGE (VRMS)
OUTPUT POWER
vs. SUPPLY VOLTAGE
1.8
RL = 8Ω
1.6 f = 1kHz
1.4 AV = 2
1.2
THD+N = 10%
1.0
0.8
THD+N = 1%
0.6
0.4
0.2
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
0.0001
0
0.5 1.0 1.5 2.0 2.5 3.0
COMMON-MODE VOLTAGE (VRMS)
OUTPUT POWER
vs. LOAD RESISTANCE
2.0
1.8
VCC = 5V
f = 1kHz
1.6 AV = 2
1.4
THD+N = 10%
1.2
1.0
0.8
THD+N = 1%
0.6
0.4
0.2
0
1
10
100
LOAD RESISTANCE (Ω)
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