MAX9718AETB+T Maxim Integrated Products, MAX9718AETB+T Datasheet - Page 2

• Manufacturer Part Number: MAX9718AETB+T
• Description: IC AMP AUDIO PWR 1.4W AB 10TDFN
• Manufacturer: Maxim Integrated Products
• Type: Class ABr

Specifications of MAX9718AETB+T

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 1.4W x 1 @ 4 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, Differential Inputs, Shutdown, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 10-TDFN Exposed Pad
• Product: General Purpose Audio Amplifiers
• Output Power: 1.4 W
• Common Mode Rejection Ratio (min): - 60 dB
• Thd Plus Noise: 0.002 %
• Supply Current: 5 mA
• Maximum Power Dissipation: 1951 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 4 Ohms
• Minimum Operating Temperature: - 40 C
• Amplifier Class: AB
• No. Of Channels: 1
• Supply Voltage Range: 2.7V To 5.5V
• Load Impedance: 4ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: TDFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX9718AETB+T; MAX9718AETB+TTR

ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
Any Other Pin to GND ...............................-0.3V to (V
IN_, BIAS, SHDM, SHDN, SHDN Continuous Current ........20mA
OUT_ Short-Circuit Duration to GND or V
Continuous Power Dissipation (T
Low-Cost, Mono/Stereo,
1.4W Differential Audio Power Amplifiers
ELECTRICAL CHARACTERISTICS—5V Supply
(V
T
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
2
Supply Voltage
Supply Current
Shutdown Supply Current
SHDN, SHDN, SHDM
Threshold
SHDN, SHDN, SHDM
Threshold
Output Offset Voltage
Common-Mode Input Voltage
Input Impedance
Common-Mode Rejection Ratio
Power-Supply Rejection Ratio
Output Power
Total Harmonic Distortion Plus
Noise
A
9-Bump UCSP (derate 5.2mW/°C above +70°C) .......1067mW
10-Pin TDFN (derate 24.4mW/°C above +70°C) ........1951mW
10-Pin μMAX (derate 10.3mW/°C above +70°C) ..........825mW
16-Bump UCSP (derate 8.2mW/°C above +70°C) .....1633mW
16-Pin TQFN (derate 16.9mW/°C above +70°C) ........1349mW
16-Pin TSSOP (derate 21.3mW/°C above +70°C) ......1702mW
CC
= +25°C. C
_______________________________________________________________________________________
= 5V, GND = 0, SHDN/SHDN = V
PARAMETER
BIAS
CC
= 0.1μF, no load. Typical values are at T
to GND) ..................................-0.3V to +6V
A
= +70°C)
SYMBOL
THD+N
CMRR
I
PSRR
P
SHDN
V
V
I
V
V
V
R
V
V
OUT
CC
CC
OS
IH
IH
IC
IL
IL
IN
CC
CC
.............Continuous
(MAX9718/MAX9719), SHDM = GND (MAX9718), R
V
per amplifier (Note 2)
SHDN = SHDM = SHDN = GND, per amplifier
MAX9718A/B/C/D
MAX9718E/F/G/H
V
Inferred from
CMRR test
External gain, MAX971_A/H
MAX971_B/E, MAX971_C/F, MAX971_D/G
f
V
V
R
THD+N = 1%,
f
R
V
N
IN
IN-
RIPPLE
IN-
IN-
L
L
CC
= 1kHz
= 8Ω , C
= 1kHz (Note 4)
= 8Ω, f
= V
= V
= V
= 5V, A
CC
IN+
IN+
IN+
= 200m V
+ 0.3V)
IN
BIAS
= V
= V
= V
V
= 1kHz, P
A
= 6dB (Note 5)
BIAS
BIAS
BIAS
= 1μF
= +25°C, unless otherwise noted.) (Note 1)
CONDITIONS
P-P
,
, T
,
A
A
MAX971_B/E
A
A
A
A
A
OUT
Operating Temperature Range ...........................-40°C to +85°C
Junction Temperature .....................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
Soldering Temperature (reflow) .......................................+260°C
V
V
V
V
V
V
= -40°C to +85°C,
f = 217Hz
f = 1kHz
R
R
= 0dB, MAX971_A/H,
= 3dB, MAX971_C/F
= 6dB, MAX971_D/G
= 0dB, MAX971_B/E
= 3dB, MAX971_C/F
= 6dB, MAX971_D/G
L
L
= 0.75W,
= 8Ω
= 4Ω
0.7 x V
MIN
2.7
1.4
0.5
0.5
0.5
0.5
-50
0.8
10
IN
CC
= R
0.002
F
TYP
-60
-60
-93
-90
5.0
0.1
1.1
1.4
±1
±1
±1
15
= 10kΩ (MAX971_A/H),
V
0.3 x V
V
V
V
CC
CC
CC
CC
MAX
±10
±15
±20
5.5
7.5
0.4
20
1
- 0.5
- 0.6
- 0.8
- 1.2
CC
UNITS
mA
mV
μA
kΩ
dB
dB
W
%
V
V
V
V