Datasheet

MAX4364/MAX4365
1.4W and 1W, Ultra-Small, Audio Power
Amplifiers with Shutdown
_______________________________________________________________________________________ 5
Typical Operating Characteristics (continued)
(V
CC
= 5V, THD+N measurement bandwidth = 22Hz to 22kHz, T
A
= +25°C, unless otherwise noted.)
MAX4364
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX4364 toc18
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (nA)
4.84.13.4
2
4
6
8
12
0
2.7 5.5
10
MAX4364
SUPPLY CURRENT vs. TEMPERATURE
MAX4364 toc17
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
3510-15
6
7
8
9
10
5
-40 85
60
V
CC
= 5V
MAX4364
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX4364 toc16
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
4.84.13.4
6.5
7.0
7.5
8.0
9.0
6.0
2.7 5.5
8.5
MAX4364
POWER DISSIPATION vs. OUTPUT POWER
MAX4364 toc15
OUTPUT POWER (mW)
POWER DISSIPATION (mW)
300200100
30
90
210
270
300
0
0500
400
V
CC
= 3V
f
IN
= 1kHz
R
L
= 8
Ω
150
60
120
240
180
MAX4364
POWER DISSIPATION vs. OUTPUT POWER
MAX4364 toc14
OUTPUT POWER (mW)
POWER DISSIPATION (mW)
900600300
70
210
490
630
700
0
0 1500
1200
V
CC
= 5V
f
IN
= 1kHz
R
L
= 8
Ω
350
140
280
560
420
MAX4364
OUTPUT POWER vs. LOAD RESISTANCE
MAX4364 toc13
LOAD RESISTANCE (
Ω
)
OUTPUT POWER (mW)
302010
200
400
800
1000
1200
0
050
40
600
V
CC
= 3V
f
IN
= 1kHz
10% THD+N
1% THD+N
MAX4364
OUTPUT POWER vs. LOAD RESISTANCE
MAX4364 toc12
LOAD RESISTANCE (Ω)
OUTPUT POWER (mW)
302010
600
1200
1800
2400
3000
0
050
40
V
CC
= 5V
f
IN
= 1kHz
10% THD+N
1% THD+N
MAX4364
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4364 toc11
SUPPLY VOLTAGE (V)
OUTPUT POWER (mW)
4.84.13.4
500
1000
1500
2000
2500
0
2.7 5.5
R
L
= 8
Ω
f
IN
= 1kHz
1% THD+N
10% THD+N
1650100052020040
0.01
0.1
1
10
100
0.001
02440
MAX4364 toc10
OUTPUT POWER (mW)
THD+N (%)
V
CC
= 3V
A
V
= 4V/V
R
L
= 8
Ω
20kHz
20Hz
1kHz
MAX4364
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER