max9752aetit Maxim Integrated Products, Inc., max9752aetit Datasheet - Page 6

• Manufacturer Part Number: max9752aetit
• Description: 2.2w, Low-emi, Stereo, Class D Power Amplifiers With Directdrive Headphone Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

2.2W, Low-EMI, Stereo, Class D Power Amplifiers
with DirectDrive Headphone Amplifiers
(V
C
MAX9752: GAIN1 = GAIN2 = 0, V
6
CPVSS
DD
0.001
0.001
0.001
0.01
0.01
0.01
100
100
_______________________________________________________________________________________
0.1
0.1
0.1
10
10
10
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
= PV
10
0
0
= 1µF, C1 = 1µF, speaker impedance = 8Ω connected between OUT_+ and OUT_-, headphone load is terminated to GND;
R
f
vs. FREQUENCY (SPEAKER MODE)
IN
L
PLUS NOISE vs. OUTPUT POWER
PLUS NOISE vs. OUTPUT POWER
0.5
= 3Ω
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
= 10kHz
DD
0.5
f
IN
f
100
IN
1.0
f
P
IN
= HPV
= 20Hz
OUT
= 1kHz AND 20Hz
= 10kHz
OUTPUT POWER (W)
OUTPUT POWER (W)
FREQUENCY (Hz)
= 1W
1.5
1.0
P
OUT
DD
2.0
1k
= 500mW
f
IN
1.5
= CPV
2.5
= 1kHz
10k
3.0
R
R
MAX9752C
VOL
2.0
L
L
= 4Ω
= 3Ω
DD
3.5
= 0V; MAX9753: GAIN = 0, V
= 5.0V, GND = PGND = HPGND = 0V, V
100k
4.0
2.5
0.001
0.001
0.001
0.01
0.01
0.01
100
100
0.1
0.1
0.1
10
10
10
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
10
0
0
R
vs. FREQUENCY (SPEAKER MODE)
L
PLUS NOISE vs. OUTPUT POWER
PLUS NOISE vs. OUTPUT POWER
= 4Ω
TOTAL HARMONIC DISTORTION
f
TOTAL HARMONIC DISTORTION
IN
f
0.5
IN
f
= 20Hz
IN
f
= 1kHz AND 20Hz
IN
= 10kHz
100
= 10kHz
OUTPUT POWER (W)
OUTPUT POWER (W)
1.0
0.5
FREQUENCY (Hz)
A/B
f
P
1.5
IN
1k
OUT
= 0V; MAX9754: GAIN = 0; T
= 1kHz
Typical Operating Characteristics
= 750mW
2.0
1.0
P
OUT
10k
R
R
MAX9752C
L
L
= 1.5W
2.5
= 3Ω
= 8Ω
100k
3.0
1.5
SHDN
= V
0.001
0.001
0.001
0.01
0.01
0.01
100
100
0.1
0.1
0.1
10
10
10
1
1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
DD
10
A
0
0
R
= +25°C, unless otherwise noted.)
, CPV
vs. FREQUENCY (SPEAKER MODE)
L
PLUS NOISE vs. OUTPUT POWER
PLUS NOISE vs. OUTPUT POWER
f
= 8Ω
f
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
IN
IN
0.5
f
= 1kHz AND 20Hz
= 20Hz
IN
= 10kHz
100
f
IN
SS
= 10kHz
P
OUTPUT POWER (W)
OUTPUT POWER (W)
0.5
1.0
OUT
FREQUENCY (Hz)
= V
= 1W
f
IN
1.5
1k
SS
= 1kHz
P
OUT
, C
1.0
2.0
= 500mW
BIAS
10k
R
R
MAX9752C
L
L
2.5
= 8Ω
= 4Ω
= 1µF,
100k
3.0
1.5