MAX97001EWP+ MAXIM [Maxim Integrated Products], MAX97001EWP+ Datasheet - Page 14

• Manufacturer Part Number: MAX97001EWP+
• Description: Audio Subsystem with Mono Class D Speaker and Class H Headphone Amplifiers
• Manufacturer: MAXIM [Maxim Integrated Products]

(V
loads (Z
C
Audio Subsystem with Mono Class D Speaker
and Class H Headphone Amplifiers
14
C1P-C1N
LDOIN
SOFTWARE TURN-ON RESPONSE
SPK
= V
= C
PVDD
) connected between OUTP and OUTN. Headphone loads (R
HPVDD
2ms/div
0.001
= 3.7V, V
0.01
110
100
0.1
90
80
70
60
50
40
30
20
10
10
0
1
0
= C
0
R
f
P
IN
LOAD
OUT
f
HPVSS
IN
= 1kHz
20
5
GND
THD+N vs. OUTPUT POWER
= 1kHz
MAX97001 toc26
= P
= 32I
f
POWER DISSIPATION
10
HPL
IN
vs. OUTPUT POWER
40
OUTPUT POWER (mW)
OUTPUT POWER (mW)
= V
= 6kHz
= C
+ P
f
15
IN = 100Hz
HPR
PGND
60
BIAS
SDA
2V/div
SPKR
OUTPUT
200mA/div
20
R
LOAD
80
= 0V. Single-ended inputs, preamp gain = 0dB,
=
25
1μF. T
= 32I
100
R
0.001
LOAD
30
0.01
0.1
10
1
120
Typical Operating Characteristics (continued)
A
= 16I
0.01
35
= +25°C, unless otherwise noted.)
R
LOAD
140
40
P
= 32I
OUT
THD+N vs. FREQUENCY
P
0.1
OUT
= 5mW
FREQUENCY (kHz)
= 20mW
1
HP
) connected from HPL or HPR to GND. Z
10
0.001
0.01
250
200
150
100
0.1
10
50
1
0
0
1
OUTPUT POWER vs. LOAD RESISTANCE
R
100
LOAD
THD+N = 1%
f
IN
f
10
IN
THD+N vs. OUTPUT POWER
= 100Hz
= 16I
= 1kHz
HPLVOL = HPRVOL = SPKVOL =
f
20
LOAD RESISTANCE (I)
IN
OUTPUT POWER (mW)
10
= 6kHz
0.001
0.01
30
0.1
10
1
0.01
THD+N = 10%
40
R
LOAD
100
P
P
50
OUT
OUT
= 16I
THD+N vs. FREQUENCY
0.1
f
= 30mW
= 10mW
IN
60
= 1kHz
FREQUENCY (kHz)
1000
70
1
SPK
= ∞, R
0dB. Speaker
10
HP
= ∞.
100