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| MAX13330_09 Datasheet, PDF (4/15 Pages) Maxim Integrated Products – Automotive DirectDrive Headphone Amplifiers with Output Protection and Diagnostics | |||
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Automotive DirectDrive Headphone Amplifiers
with Output Protection and Diagnostics
Typical Operating Characteristics
(VDD = VCPVDD = 5V, VSGND = VPGND = 0, C1 = C2 = 1µF, RL = â, gain = -1.5V/V, THD+N measurement bandwidth = 22Hz to 22kHz,
TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VDD = 4V
RL = 8Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VDD = 5V
RL = 8Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VDD = 4V
RL = 16Ω
0.1
POUT = 25mW
0.1
POUT = 25mW
0.1
POUT = 25mW
0.01
POUT = 45mW
0.01
POUT = 60mW
0.01
POUT = 75mW
0.001
0.01
0.1
1
10
100
FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VDD = 5V
RL = 16Ω
0.1
POUT = 50mW
0.001
0.01
0.1
1
10
100
FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VDD = 4V
RL = 32Ω
0.1
POUT = 25mW
0.001
0.01
0.1
1
10
100
FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
1
VDD = 5V
RL = 32Ω
0.1
POUT = 50mW
0.01
POUT = 100mW
0.01
0.01
POUT = 70mW
POUT = 125mW
0.001
0.01
0.1
1
10
100
FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
10
VDD = 4V
RL = 8Ω
1
fIN = 1kHz
fIN = 10kHz
0.001
0.01
0.1
1
10
100
FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
10
VDD = 5V
RL = 8Ω
1
fIN = 1kHz fIN = 10kHz
0.001
0.01
0.1
1
10
100
FREQUENCY (kHz)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
10
VDD = 4V
RL = 16Ω
1
fIN = 10kHz
fIN = 1kHz
0.1
0.1
0.01
0
fIN = 100Hz
25
50
OUTPUT POWER (mW)
0.1
0.01
fIN = 100Hz
fIN = 100Hz
0.01
0.001
75
0
25
50
75
100 125
0
25
50
75
100 125
OUTPUT POWER (mW)
OUTPUT POWER (mW)
4 _______________________________________________________________________________________
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