MAX4411EBET(2006) 查看數據表（PDF） - Maxim Integrated
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MAX4411EBET
(Rev.:2006)
(Rev.:2006)
Maxim Integrated
MAX4411EBET Datasheet PDF : 18 Pages
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80mW, Fixed-Gain, DirectDrive, Stereo
Headphone Amplifier with Shutdown
ELECTRICAL CHARACTERISTICS (continued)
(PVDD = SVDD = 3V, PGND = SGND = 0V, SHDNL = SHDNR = SVDD, C1 = C2 = 2.2µF, CIN = 1µF, RL = ∞, TA = TMIN to TMAX,
unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
Power-Supply Rejection Ratio
Output Power
Total Harmonic Distortion Plus
Noise
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
1.8V ≤ VDD ≤ 3.6V,
MAX4411B
DC (Note 2)
69
86
PSRR VDD = 3.0V, 200mVP-P fRIPPLE = 217Hz
86
dB
ripple, MAX4411B
fRIPPLE = 1kHz
73
(Note 3)
fRIPPLE = 20kHz
51
POUT
THD+N ≤ 1%
TA = +25°C
RL = 32Ω
RL = 16Ω
65
55
80
mW
RL = 32Ω, POUT =
50mW
0.003
THD+N fIN = 1kHz
%
RL = 16Ω, POUT =
60mW
0.004
Signal-to-Noise Ratio
SNR
RL = 32Ω, POUT =
20mW, fIN = 1kHz,
BW = 22Hz to 22kHz
MAX4411
MAX4411B
94
dB
95
Slew Rate
Maximum Capacitive Load
Crosstalk
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
ESD Protection
SR
CL
No sustained oscillations
RL = 16Ω, POUT = 1.6mW, fIN = 10kHz
Human Body Model (OUTR, OUTL)
0.8
V/µs
150
pF
90
dB
140
°C
15
°C
±8
kV
Note 1: All specifications are 100% tested at TA = +25°C; temperature limits are guaranteed by design.
Note 2: Inputs are connected directly to GND.
Note 3: Inputs are AC-coupled to ground.
Typical Operating Characteristics
(C1 = C2 = 2.2µF, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY
1
VDD = 3V
RL = 16Ω
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY
1
VDD = 3V
RL = 32Ω
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. FREQUENCY
1
VDD = 1.8V
RL = 16Ω
0.1
POUT = 10mW
POUT = 25mW
0.01
0.1
POUT = 5mW
0.01
POUT = 10mW
0.1
POUT = 5mW
POUT = 10mW
0.01
0.001
10
POUT = 50mW
100
1k
10k
FREQUENCY (Hz)
0.001
100k
10
POUT = 25mW
0.001
100
1k
10k
100k
10
FREQUENCY (Hz)
POUT = 20mW
100
1k
10k
100k
FREQUENCY (Hz)
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