MAX97000EVKIT+ Maxim Integrated Products, MAX97000EVKIT+ Datasheet - Page 12

• Manufacturer Part Number: MAX97000EVKIT+
• Description: KIT EVALUATION FOR MAX97000
• Manufacturer: Maxim Integrated Products

Specifications of MAX97000EVKIT+

• Description/function: Audio Amplifiers
• Operating Supply Voltage: 2.7 V to 5.5 V
• Product: Audio Development Tools
• Supply Current: 1 A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: MAX97000

(V
loads (Z
C
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifier
12
C1P-C1N
LDOIN
-100
-20
-40
-60
-80
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
0
0
0
2.5
2.5
0
SPK
OUTPUT POWER vs. SUPPLY VOLTAGE
= V
POWER-SUPPLY REJECTION RATIO
V
f
INPUTS AC-COUPLED GND
Z
f
Z
IN
IN
RIPPLE
=
SPRK
SPRK
EFFICIENCY vs. OUTPUT POWER
= 1kHz
PVDD
= 1kHz
) connected between OUTP and OUTN. Headphone loads (R
3.0
C
3.0
0.5
HPVDD
= 8I + 68µF
= 8I + 68µF
= 200mV
vs. SUPPLY VOLTAGE
THD+N = 10%
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
= 3.7V, V
3.5
1.0
3.5
P-P
= C
P
OUT
4.0
1.5
4.0
HPVSS
(W)
Z
GND
SPRK
THD+N = 1%
4.5
2.0
4.5
V
f
IN
= 4I + 33µF
PVDD
= V
= 1kHz
= C
5.0
PGND
= 5.0V
2.5
5.0
BIAS
5.5
3.0
5.5
= 0V. Single-ended inputs, preamp gain = 0dB,
=
1μF. T
-100
-120
A
100
-20
-40
-60
-80
Typical Operating Characteristics (continued)
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
0
0
0
= +25°C, unless otherwise noted.)
0
1
0
OUTPUT POWER vs. LOAD RESISTANCE
THD+N = 1%
EFFICIENCY vs. OUTPUT POWER
Z
0.2
SSM
f
IN
SPRK
IN-BAND OUTPUT SPECTRUM
= 1kHz
0.4
= 8I + 68µF
5
LOAD RESISTANCE (I)
10
FREQUENCY (kHz)
0.6
THD+N = 10%
P
OUT
0.8
10
V
f
Z
(W)
IN
SPRK
PVDD
= 1kHz
Z
HP
1.0
SPRK
100
= LOAD + 68µF
V
f
= 3.7V
IN
) connected from HPL or HPR to GND. Z
PVDD
= 4I + 33µF
= 1kHz
1.2
15
= 3.7V
1.4
1000
1.6
20
HPLVOL = HPRVOL = SPKVOL =
-100
-120
-100
-20
-40
-60
-80
-20
-40
-60
-80
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
0
0.01
2.5
0
OUTPUT POWER vs. SUPPLY VOLTAGE
f
Z
POWER-SUPPLY REJECTION RATIO
IN
V
V
INPUTS AC-COUPLED GND
SPRK
PVDD
RIPPLE
FFM
f
= 1kHz
IN
IN-BAND OUTPUT SPECTRUM
3.0
= 1kHz
= 4I + 33µF
= 3.7V
0.1
= 200mV
5
THD+N = 10%
SUPPLY VOLTAGE (V)
vs. FREQUENCY
3.5
FREQUENCY (kHz)
FREQUENCY (kHz)
P-P
4.0
10
1
SPK
4.5
= ∞, R
THD+N = 1%
0dB. Speaker
15
10
5.0
HP
= ∞.
100
5.5
20