MAX9705AETB/V+T Maxim Integrated, MAX9705AETB/V+T Datasheet - Page 4

• Manufacturer Part Number: MAX9705AETB/V+T
• Description: Audio Amplifiers 2.3W Ultra-Low-EMI Filterless Class D Audio Amplifier
• Manufacturer: Maxim Integrated

Specifications of MAX9705AETB/V+T

• Product: Class-D
• Output Power: 950 mW
• Thd Plus Noise: 0.02 %
• Supply Current: 5.4 mA
• Maximum Power Dissipation: 1951.2 mW
• Audio Load Resistance: 4 Ohms
• Common Mode Rejection Ratio (min): 56 dB

2.3W, Ultra-Low-EMI, Filterless,
Class D Audio Amplifier
(V
load condition apply to the MAX9705_ETB+T only.)
4
0.01
0.001
0.001
DD
100
0.1
0.01
0.01
10
100
100
0.1
0.1
1
10
10
_______________________________________________________________________________________
1
1
= 3.3V, SYNC = V
10
0
0
V
R
DD
L
PLUS NOISE vs. OUTPUT POWER
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
= 8Ω
P
0.2
= 3.3V
PLUS NOISE vs. FREQUENCY
OUT
100
= 450mW
OUTPUT POWER (W)
OUTPUT POWER (W)
0.4
0.5
FREQUENCY (Hz)
f
IN
f
IN
= 1kHz
0.6
1k
= 1kHz
DD
P
OUT
(SSM), differential input, T
0.8
1.0
= 100mW
10k
V
R
V
R
DD
L
DD
L
1.0
= 8Ω
= 4Ω
= 3.3V
= 3.3V
1.2
1.5
100k
0.01
0.001
0.001
100
0.1
0.01
0.01
10
100
100
0.1
0.1
1
10
10
1
1
10
0
0
A
V
R
= +25°C, unless otherwise noted. Typical Operating Characteristics for 4Ω
DD
L
PLUS NOISE vs. OUTPUT POWER
PLUS NOISE vs. OUTPUT POWER
f
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
= 8Ω
TOTAL HARMONIC DISTORTION
IN
PLUS NOISE vs. FREQUENCY
= 5.0V
0.5
P
= 1kHz
OUT
100
0.5
= 1W
f
IN
OUTPUT POWER (W)
OUTPUT POWER (W)
1.0
FREQUENCY (Hz)
= 1kHz
1.5
1k
1.0
P
OUT
Typical Operating Characteristics
= 250mW
2.0
10k
1.5
V
R
V
R
DD
L
DD
L
2.5
= 4Ω
= 8Ω
= 5.0V
= 5.0V
2.0
100k
3.0
0.01
0.001
0.001
100
0.1
0.01
0.01
10
100
100
0.1
0.1
1
10
10
1
1
10
0
0
V
R
V
R
f
IN
DD
L
DD
L
PLUS NOISE vs. OUTPUT POWER
PLUS NOISE vs. OUTPUT POWER
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
TOTAL HARMONIC DISTORTION
= 4Ω
= 8Ω
= 1kHz
SSM
PLUS NOISE vs. FREQUENCY
= 2.5V
0.2
= 3.3V
100
0.2
OUTPUT POWER (W)
OUTPUT POWER (W)
0.4
f
FREQUENCY (Hz)
FFM
P
IN
OUT
= 1kHz
= 300mW
0.6
1k
P
0.4
OUT
= 50mW
0.8
10k
0.6
V
R
DD
L
1.0
= 4Ω
= 2.5V
0.8
1.2
100k