Datasheet

MAX4410
80mW, DirectDrive Stereo Headphone Driver
with Shutdown
_______________________________________________________________________________________ 7
100
10
1
0.1
0.01
0.001
02040503010
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX4410 toc31
OUTPUT POWER (mW)
V
DD
= 1.8V
A
V
= -2V/V
R
L
= 32Ω
f
IN
= 1kHz
THD + N (%)
OUTPUTS IN
PHASE
ONE
CHANNEL
OUTPUTS
180° OUT OF
PHASE
100
10
1
0.1
0.01
0.001
02040503010
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX4410 toc32
OUTPUT POWER (mW)
V
DD
= 1.8V
A
V
= -2V/V
R
L
= 32Ω
f
IN
= 10kHz
THD + N (%)
OUTPUTS IN
PHASE
ONE
CHANNEL
OUTPUTS
180° OUT OF
PHASE
0.01 0.1 101 100
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX4410 toc33
FREQUENCY (kHz)
PSRR (dB)
0
-40
-20
-100
-80
-60
V
DD
= 3V
R
L
= 16Ω
0.01 0.1 101 100
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX4410 toc34
FREQUENCY (kHz)
PSRR (dB)
0
-40
-20
-100
-80
-60
V
DD
= 1.8V
R
L
= 16Ω
0.01 0.1 101 100
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX4410 toc35
FREQUENCY (kHz)
PSRR (dB)
0
-40
-20
-100
-80
-60
V
DD
= 3V
R
L
= 32Ω
0.01 0.1 101 100
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX4410 toc36
FREQUENCY (kHz)
PSRR (dB)
0
-40
-20
-100
-80
-60
V
DD
= 1.8V
R
L
= 32Ω
CROSSTALK vs. FREQUENCY
MAX4410 toc37
FREQUENCY (Hz)
CROSSTALK (dB)
1010.1
-80
-60
-40
-20
0
-100
0.01 100
V
DD
= 3V
P
OUT
= 1.6mW
R
L
= 16Ω
LEFT TO RIGHT
RIGHT TO LEFT
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4410 toc38
SUPPLY VOLTAGE (V)
OUTPUT POWER (mW)
3.33.02.72.42.1
20
40
60
80
100
120
140
160
180
200
0
1.8 3.6
f
IN
= 1kHz
R
L
= 16Ω
THD + N = 1%
INPUTS
IN PHASE
INPUTS 180°
OUT OF PHASE
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4410 toc39
SUPPLY VOLTAGE (V)
OUTPUT POWER (mW)
3.33.02.72.42.1
50
100
150
200
250
300
0
1.8 3.6
f
IN
= 1kHz
R
L
= 16Ω
THD + N = 10%
INPUTS
IN PHASE
INPUTS 180°
OUT OF PHASE
Typical Operating Characteristics (continued)
(C1 = C2 = 2.2µF, THD + N measurement bandwidth = 22Hz to 22kHz, T
A
= +25°C, unless otherwise noted.)