MAX13331 Maxim Integrated Products, MAX13331 Datasheet - Page 4

• Manufacturer Part Number: MAX13331
• Description: (MAX13330 / MAX13331) Automotive DirectDrive Headphone Amplifiers
• Manufacturer: Maxim Integrated Products

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Automotive DirectDrive Headphone Amplifiers
with Output Protection and Diagnostics
(V
T
4
A
DD
0.001
0.001
= +25°C, unless otherwise noted.)
0.01
0.01
0.01
_______________________________________________________________________________________
0.1
0.1
0.1
10
= V
1
1
1
0.01
0.01
0
CPVDD
V
R
V
R
V
R
f
IN
DD
L
DD
L
DD
L
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
= 8Ω
TOTAL HARMONIC DISTORTION
= 16Ω
TOTAL HARMONIC DISTORTION
= 8Ω
= 1kHz
PLUS NOISE vs. FREQUENCY
= 4V
PLUS NOISE vs. FREQUENCY
= 5V
= 4V
P
OUT
0.1
0.1
= 5V, V
P
OUTPUT POWER (mW)
OUT
= 25mW
25
FREQUENCY (kHz)
FREQUENCY (kHz)
= 50mW
f
IN
f
IN
= 10kHz
SGND
P
= 100Hz
OUT
1
1
P
OUT
= 45mW
= 100mW
= V
50
10
10
PGND
= 0, C1 = C2 = 1µF, R
100
100
75
0.001
0.001
0.01
0.01
0.01
0.1
0.1
0.1
10
1
1
1
0.01
0.01
0
V
R
V
R
V
R
f
IN
DD
L
DD
L
DD
L
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
= 8Ω
TOTAL HARMONIC DISTORTION
= 32Ω
TOTAL HARMONIC DISTORTION
= 8Ω
= 1kHz
f
PLUS NOISE vs. FREQUENCY
= 5V
PLUS NOISE vs. FREQUENCY
= 4V
= 5V
IN
25
= 100Hz
P
L
OUT
0.1
0.1
= ∞, gain = -1.5V/V, THD+N measurement bandwidth = 22Hz to 22kHz,
P
OUTPUT POWER (mW)
OUT
= 25mW
FREQUENCY (kHz)
FREQUENCY (kHz)
f
IN
= 25mW
50
= 10kHz
P
OUT
1
1
P
OUT
Typical Operating Characteristics
= 60mW
75
= 70mW
10
10
100
100
100
125
0.001
0.001
0.001
0.01
0.01
0.01
0.1
0.1
0.1
10
1
1
1
0.01
0.01
0
V
R
V
R
V
R
DD
L
DD
L
DD
L
PLUS NOISE vs. OUTPUT POWER
f
TOTAL HARMONIC DISTORTION
= 16Ω
TOTAL HARMONIC DISTORTION
= 32Ω
TOTAL HARMONIC DISTORTION
= 16Ω
IN
= 4V
= 5V
= 4V
PLUS NOISE vs. FREQUENCY
PLUS NOISE vs. FREQUENCY
= 1kHz
f
IN
25
= 100Hz
0.1
0.1
P
OUT
OUTPUT POWER (mW)
P
OUT
FREQUENCY (kHz)
FREQUENCY (kHz)
= 25mW
f
IN
50
= 50mW
= 10kHz
1
1
P
P
OUT
OUT
75
= 75mW
= 125mW
10
10
100
100
100
125