MAX9719AETE+ Maxim Integrated Products, MAX9719AETE+ Datasheet - Page 8

• Manufacturer Part Number: MAX9719AETE+
• Description: IC AMP AUDIO PWR 1.4W AB 16TQFN
• Manufacturer: Maxim Integrated Products
• Type: Class ABr

Specifications of MAX9719AETE+

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 1.4W x 2 @ 4 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, Differential Inputs, Shutdown, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Product: Class-AB
• Output Power: 1.4 W
• Common Mode Rejection Ratio (min): - 60 dB
• Thd Plus Noise: 0.002 %
• Operating Supply Voltage: 2.7 V to 5.5 V
• Supply Current: 5 mA
• Maximum Power Dissipation: 1349 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q2749818A

Low-Cost, Mono/Stereo,
1.4W Differential Audio Power Amplifiers
(V
8
CC
_______________________________________________________________________________________
= 5V, C
BIAS
= 0.1µF, THD+N measurement bandwidth = 22Hz to 22kHz, T
-100
-110
-120
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
10
V
V
R
C
CC
RIPPLE
L
BIAS
= 8Ω
= 5V
= 1μF
ENTERING POWER-DOWN
= 200mV
ENTERING SHUTDOWN
100
vs. FREQUENCY
CHANNEL 1
FREQUENCY (Hz)
CROSSTALK
P-P
100μs/div
100μs/div
CHANNEL 2
1k
C
V
R
C
V
R
CC
L
BIAS
CC
L
10k
BIAS
= 8Ω
Typical Operating Characteristics (continued)
= 8Ω
= 3V
= 3V
MAX9718 toc32
= 0.1μF
MAX9718 toc34
= 0.1μF
100k
SHDN
2V/div
OUT+
1V/div
OUT-
1V/div
OUT+ - OUT-
200mV/div
SHDN
1V/div
OUT+
1V/div
OUT-
1V/div
OUT+ - OUT-
200mV/div
-100
-110
-120
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
A
10
= +25°C, unless otherwise noted.)
V
V
R
C
C
V
R
CC
RIPPLE
L
BIAS
CC
L
BIAS
= 8Ω
= 8Ω
= 3V
= 3V
= 1μF
= 0.1μF
= 200mV
EXITING POWER-DOWN
100
EXITING SHUTDOWN
vs. FREQUENCY
CHANNEL 1
FREQUENCY (Hz)
CROSSTALK
P-P
CHANNEL 2
4ms/div
4ms/div
1k
C
V
R
10k
BIAS
CC
L
= 8Ω
= 3V
MAX9718 toc35
MAX9718 toc33
= 0.1μF
100k
SHDN
2V/div
OUT+
1V/div
OUT-
1V/div
OUT+ - OUT-
200mV/div
SHDN
2V/div
OUT+
1V/div
OUT-
1V/div
OUT+ - OUT-
200mV/div