MAX4038EUA 查看數據表（PDF） - Maxim Integrated
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MAX4038EUA
Maxim Integrated
MAX4038EUA Datasheet PDF : 22 Pages
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Low IBIAS, +1.4V/800nA, Rail-to-Rail Op Amps
with +1.2V Buffered Reference
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +3V, VSS = VCM = 0V, VOUT_ = VDD/2, RL to VDD/2, CL = 15pF, TA = +25°C, unless otherwise specified.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP
Large-Signal Voltage Gain
Output Voltage Swing High
Output Voltage Swing Low
Output Short-Circuit Current
Gain-Bandwidth Product
Phase Margin
Slew Rate
AVOL
RL = 100kΩ, 50mV ≤ VOUT ≤ (VDD - 50mV)
RL = 5kΩ, 150mV ≤ VOUT ≤ (VDD - 150mV)
80
78
108
105
VDD - VOH
RL = 100kΩ
RL = 5kΩ
2
25
VOL - VSS
RL = 100kΩ
RL = 5kΩ
2
25
ISCO To VDD or VSS
±13
GBW
4
θM
90
SR
4
Power-On Time
tON
Input Noise-Voltage Density
en
Capacitive-Load Stability
CLOAD
REFERENCE (MAX4037/MAX4039)
Reference Voltage
VREF
Line Regulation
ΔVREF/
ΔVDD
(Note 3)
f = 1kHz
AVCL = 1V/V, no sustained oscillations
VDD = +1.8V to +3.6V
0.25
500
5000
1.226 1.232
Load Regulation
Reference Output Voltage Noise
Output Short-Circuit Current
Capacitive-Load Stability Range
ΔVREF/
ΔILOAD
en
ISCR
CLOAD
0 ≤ ILOAD ≤ 100µA, sourcing
-20µA ≤ ILOAD ≤ 0, sinking
0.1Hz to 10Hz
Short to VDD
Short to VSS
(Note 1)
60
0.25
1.9
0
MAX UNITS
dB
5
mV
50
5
mV
50
mA
kHz
Degrees
V/ms
ms
nV/√Hz
pF
1.238
V
0.3
%/V
0.0015
0.0075
%/µA
µVP-P
mA
250
pF
ELECTRICAL CHARACTERISTICS
(VDD = +3V, VSS = VCM = 0V, VOUT_ = VDD/2, RL to VDD/2, CL = 15pF, TA = TMIN to TMAX, unless otherwise specified.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Supply Voltage Range
MAX4036/MAX4038, guaranteed by PSRR
1.4
test
VDD
MAX4037/MAX4039, guaranteed by PSRR
1.8
and line regulation tests
3.6
V
3.6
Supply Current
MAX4036
IDD
MAX4036A
MAX4037
VDD = 1.4V
VDD = 3.6V
VDD = 1.4V
VDD = 3.6V
VDD = 1.8V
VDD = 3.6V
1.7
1.8
2.0
µA
2.1
3.1
3.2
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