MAX97002EWP+T Maxim Integrated Products, MAX97002EWP+T Datasheet - Page 14

• Manufacturer Part Number: MAX97002EWP+T
• Description: IC AUDIO SUBSYSTEM 20WLP
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class Dr

Specifications of MAX97002EWP+T

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 920mW x 1 @ 8 Ohm; 37mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, Differential Inputs, I²C, Mute, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 20-WLP
• Product: Class-D
• Output Power: 700 mW
• Available Set Gain: 12 dB
• Common Mode Rejection Ratio (min): 32 dB to 55 dB
• Thd Plus Noise: 0.05 %
• Operating Supply Voltage: 2.7 V to 5.5 V
• Supply Current: 0.32 mA to 1.85 mA
• Maximum Power Dissipation: 1040 mW
• Maximum Operating Temperature: + 80 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 41.2 KOhms
• Input Signal Type: Differential or Single
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX97002EWP+T

(V
loads (ZSPK) connected between OUTP and OUTN. Headphone loads (RHP) connected from HPL or HPR to GND. ZSPK = ∞, RHP = ∞.
C
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifiers
14
C1P-C1N
LDOIN
SOFTWARE TURN-ON RESPONSE
= V
= C
PVDD
0.001
0.01
110
100
HPVDD
0.1
2ms/div
10
90
80
70
60
50
40
30
20
10
1
0
= 3.7V, V
0
0
R
f
P
IN
LOAD
f
OUT
IN
= C
5
= 1kHz
20
= 1kHz
THD+N vs. OUTPUT POWER
= P
= 32I
HPVSS
10
POWER DISSIPATION
HPL
GND
vs. OUTPUT POWER
MAX97002 toc26
40
OUTPUT POWER (mW)
OUTPUT POWER (mW)
f
IN
+ P
15
= 6kHz
= V
HPR
60
= C
20
PGND
R
SDA
2V/div
SPKR
OUTPUT
200mA/div
BIAS
LOAD
80
f
IN
25
= 100Hz
= 32I
= 0V. Single-ended inputs, preamp gain = 0dB,
100
=
R
30
LOAD
1μF. T
120
= 16I
35
0.001
0.01
Typical Operating Characteristics (continued)
A
0.1
10
140
1
40
= +25°C, unless otherwise noted.)
0.01
R
LOAD
THD+N vs. FREQUENCY
= 32I
0.1
P
OUT
FREQUENCY (kHz)
= 25mW
1
P
OUT
= 5mW
10
0.001
0.01
250
200
150
100
0.1
100
10
50
1
0
HPLVOL = HPRVOL = SPKVOL =
0
1
OUTPUT POWER vs. LOAD RESISTANCE
R
THD+N = 1%
LOAD
10
0.001
0.01
THD+N vs. OUTPUT POWER
f
0.1
IN
10
= 16I
1
= 1kHz
0.01
f
IN
20
LOAD RESISTANCE (I)
OUTPUT POWER (mW)
10
= 6kHz
R
LOAD
30
THD+N vs. FREQUENCY
= 16I
0.1
P
THD+N = 10%
OUT
40
f
IN
FREQUENCY (kHz)
100
= 100Hz
= 30mW
50
f
P
1
IN
OUT
60
= 1kHz
= 10mW
1000
0dB. Speaker
70
10
100