MAX4409ETP+ Maxim Integrated Products, MAX4409ETP+ Datasheet - Page 3

• Manufacturer Part Number: MAX4409ETP+
• Description: IC AMP AUDIO .08W STER AB 20TQFN
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class ABr

Specifications of MAX4409ETP+

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 80mW x 2 @ 16 Ohm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 20-TQFN Exposed Pad
• Product: General Purpose Audio Amplifiers
• Output Power: 80 mW
• Common Mode Rejection Ratio (min): 96 dB
• Thd Plus Noise: 0.002 %
• Operating Supply Voltage: 1.8 V to 3.6 V
• Supply Current: 5 mA
• Maximum Power Dissipation: 2051 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Input Bias Current (max): 0 nA
• Input Offset Voltage: 0.5 mV
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.8 V
• Amplifier Class: AB
• No. Of Channels: 2
• Supply Voltage Range: 1.8V To 3.6V
• Load Impedance: 16ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: TQFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS (continued)
(V
T
Note 2: All specifications are 100% tested at T
Note 3: Inputs are connected to ground and COM.
Note 4: Inputs are AC-coupled to ground. COM is connected to ground.
(
Total Harmonic Distortion
Plus Noise
Signal-to-Noise Ratio (Note 4)
Slew Rate
Maximum Capacitive Load
Crosstalk
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
ESD Protection
C1 = C2 = 2.2µF, R
MAX
PVDD
0.001
0.01
0.1
, unless otherwise noted. Typical values are at T
1
10
= V
TOTAL HARMONIC DISTORTION PLUS
V
R
DD
L
PARAMETER
SVDD
= 16Ω
= 3V
P
OUT
100
NOISE vs. FREQUENCY
= 10mW
= 3V, V
FREQUENCY (Hz)
IN
_______________________________________________________________________________________
= R
P
1k
OUT
PGND
F
= 60mW
80mW, DirectDrive, Stereo Headphone
= R1 = R2 = 10kΩ, THD+N measurement bandwidth = 22Hz to 22kHz, T
= V
10k
Amplifier with Common-Mode Sense
SGND
SYMBOL
THD+N
100k
SNR
SR
C
= 0, SHDN = SV
L
A
0.001
0.01
= +25°C; temperature limits are guaranteed by design.
0.1
f
R
No sustained oscillations
R
Human Body Model (OUTR, OUTL)
IN
1
L
L
= 1kHz
= 32Ω, P
= 16Ω, P
A
10
TOTAL HARMONIC DISTORTION PLUS
V
R
= +25°C.) (Note 2)
DD
L
P
= 32Ω
OUT
= 3V
DD
= 10mW
100
, C1 = C2 = 2.2µF, R
NOISE vs. FREQUENCY
OUT
OUT
P
OUT
FREQUENCY (Hz)
CONDITIONS
= 20mW, f
= 1.6mW, f
= 50mW
1k
Typical Operating Characteristics
IN
IN
10k
= 1kHz
= 10kHz
R
P
R
P
L
OUT
L
OUT
IN
= 32Ω,
= 16Ω,
= R
100k
= 50mW
= 60mW
F
= R1 = R2 = 10kΩ, R
0.001
0.01
0.1
1
A
10
= +25°C, unless otherwise noted.
TOTAL HARMONIC DISTORTION PLUS
V
R
P
MIN
DD
L
OUT
= 16Ω
= 1.8V
= 5mW
100
NOISE vs. FREQUENCY
0.002
0.005
TYP
150
140
FREQUENCY (Hz)
0.8
±8
95
55
15
L
P
1k
OUT
= ∞, T
MAX
= 15mW
A
10k
= T
UNITS
V/µs
MIN
dB
dB
pF
°C
°C
kV
%
100k
)
to
3