MAX9719AETE+ Maxim Integrated Products, MAX9719AETE+ Datasheet - Page 3

• 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

ELECTRICAL CHARACTERISTICS—5V Supply (continued)
(V
T
ELECTRICAL CHARACTERISTICS—3V Supply
(V
T
Gain Accuracy
Channel-to-Channel Gain
Matching
Signal-to-Noise Ratio
Thermal-Shutdown Threshold
Thermal-Shutdown Hysteresis
Maximum Capacitive Drive
Power-Up/Enable from
Shutdown Time
Shutdown Time
Turn-Off Transient
Crosstalk
Supply Current
Shutdown Supply Current
SHDN, SHDN, SHDM
Threshold
Common-Mode Bias Voltage
Output Offset Voltage
Common-Mode Input Voltage
Input Impedance
Common-Mode Rejection Ratio
Power-Supply Rejection Ratio
A
A
CC
CC
= +25°C. C
= +25°C. C
= 5V, GND = 0, SHDN/SHDN = V
= 3V, GND = 0, SHDN/SHDN = V
PARAMETER
PARAMETER
BIAS
BIAS
= 0.1μF, no load. Typical values are at T
= 0.1μF, no load. Typical values are at T
1.4W Differential Audio Power Amplifiers
_______________________________________________________________________________________
SYMBOL
SYMBOL
C
t
CMRR
I
V
PSRR
V
SHDN
SNR
SHDN
V
LOAD
t
I
V
V
R
V
BIAS
POP
PU
CC
OS
IH
IC
IL
IN
CC
CC
(MAX9718/MAX9719), SHDM = GND (MAX9718), R
MAX971_B/E, MAX971_C/F, MAX971_D/G
MAX9719B/E, MAX9719C/F, MAX9719D/G
P
Bridge-tied capacitance
(Note 6)
MAX9719, f
V
per amplifier (Note 2)
SHDN = SHDM = SHDN = GND, per amplifier
(Note 3)
V
Inferred from
CMRR test
External gain, MAX971_A/H
MAX971_B/E, MAX971_C/F, MAX971_D/G
f
V
V
R
C
(MAX9718/MAX9719), SHDM = GND (MAX9718), R
N
OUT
IN-
RIPPLE
IN-
IN-
L
BIAS
= 1kHz
= 8Ω ,
= V
= V
= V
= 1W, R
= 1μF
IN+
IN+
IN+
= 200m V
IN
= V
= V
= V
A
L
= 1kHz
A
BIAS
BIAS
BIAS
= 8Ω
= +25°C, unless otherwise noted.) (Note 1)
= +25°C, unless otherwise noted.) (Note 1)
CONDITIONS
CONDITIONS
P-P
,
, T
,
Low-Cost, Mono/Stereo,
A
A
MAX971_B/E
A
A
A
A
A
V
V
V
V
V
V
= -40°C to +85°C,
f = 217Hz
f = 1kHz
= 0dB, MAX971_A/H
= 3dB, MAX971_C/F
= 6dB, MAX971_D/G
= 0dB, MAX971_B/E
= 3dB, MAX971_C/F
= 6dB, MAX971_D/G
0.7 x V
V
- 5%
MIN
MIN
CC
0.5
0.5
0.5
0.5
-50
10
IN
IN
/2
CC
= R
= R
V
+160
F
-104
TYP
F
TYP
500
-85
3.5
CC
-60
-70
-93
-90
3.8
0.1
15
10
50
±1
±1
±1
15
= 10kΩ (MAX971_A/H),
= 10kΩ (MAX971_A/H),
/2
0.3 x V
V
V
V
V
CC
CC
CC
CC
V
MAX
+ 5%
MAX
±10
±15
±20
±1
±1
CC
6.0
20
1
- 0.7
- 0.8
- 1.0
- 1.2
/2
CC
UNITS
UNITS
mV
dB
ms
dB
mA
mV
°C
°C
pF
μs
kΩ
dB
dB
μA
%
%
V
V
V
3