User guide
MAX9039–MAX9043/MAX9050–MAX9053
Micropower, Single-Supply, UCSP/SOT23
Comparator + Precision Reference ICs
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ELECTRICAL CHARACTERISTICS—A Grade (0.4% Initial Accuracy) (continued)
(V
CC
= +5V, V
EE
= 0V, V
CM
= 0V, I
OUT
= 0A, I
REF
= 0A, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at
T
A
= +25°C.) (Note 2)
ELECTRICAL CHARACTERISTICS—B Grade (1% Initial Accuracy)
(V
CC
= 5V, V
EE
= 0V, V
CM
= 0V, I
OUT
= 0A, I
REF
= 0A, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
(Note 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
V
CC
= 5V, I
SOURCE
= 8mA 4.45 4.85
Output Voltage High V
OH
V
CC
= 2.7V, I
SOURCE
= 3.5mA 2.3 2.55
V
C
L
= 15pF 40
C
L
= 50pF 50Output Rise/Fall Times t
R
/t
F
C
L
= 200pF 80
ns
50mV overdrive 450
Output Propagation Delay
(Note 9)
t
PD+/
t
PD-
C
L
= 15pF,
V
CC
= 2.7V
100mV overdrive 400
ns
Power-Up Time t
PU
Time to V
OUT
valid logic state 20 µs
VOLTAGE REFERENCE
MAX9040–MAX9043 2.040 2.048 2.056
Output Voltage V
REF
T
A
= +25°C
MAX9050–MAX9053 2.490 2.500 2.510
V
µMAX/SO 6 30
Output Voltage Temperature
Coefficient (Note 10)
TCV
REF
SOT23 6 50
ppm/°C
2.5V ≤ V
CC
≤ 5.5V, MAX9040–MAX9043 +50 +200
Line Regulation
∆V
REF
/
∆V
CC 2.7V ≤ V
CC
≤ 5.5V, MAX9050–MAX9053 +50 +200
µV/V
Sourcing. 0µA ≤ I
REF
≤ 500µA 2 4
Load Regulation
∆V
REF
/
∆I
REF Sinking, -500µA ≤ I
REF
≤ 0µA 3.5 6
µV/µA
Output Short-Circuit Current I
SC
V
REF
= V
EE
or V
CC
4mA
Thermal Hysteresis (Note 11) T
HYST
130 ppm
Long-Term Stability 1000h at T
A
= +25°C 50 ppm
f = 0.1Hz to 10Hz 40 µV
P-P
Noise Voltage E
OUT
f = 10Hz to 10kHz 105 µV
RMS
Ripple Rejection
∆V
REF
/
∆V
CC
V
CC
= 5V ±100mV, f = 120Hz 84 dB
Turn-On Settling Time t
R
(V
REF
) To V
REF
= 1% of final value 200 µs
Capacitive-Load Stability Range
(Note 7)
C
L
(V
REF
) 0 4.7 nF
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
MAX9039–MAX9043 2.5 5.5
Supply Voltage Range (Note 3) V
CC
MAX9050–MAX5053 2.7 5.5
V
V
CC
= 2.7V 40
MAX9039/MAX9040/
MAX9041/MAX9050/
MAX9051
V
CC
= 5.0V 45 100
V
CC
= 2.7V 55
Supply Current I
CC
MAX9042/MAX9043/
MAX9052/MAX5053
V
CC
= 5.0V 60 130
µA