Datasheet
MAX6037
Low-Power, Fixed and Adjustable Reference
with Shutdown in SOT23
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS—MAX6037_21 (V
OUT
= 2.048V) (continued)
(V
IN
= V
SHDN
= +3V, I
OUT
= 0, C
OUT
= 0.1µF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS
MIN TYP MAX UNITS
SHUTDOWN (SHDN)
Logic-High Input Voltage V
ENH
2.5V ≤ V
IN
≤ 5.5V 2.0 V
Logic-Low Input Voltage V
ENL
2.5V ≤ V
IN
≤ 5.5V 0.7 V
Logic-High Input Current I
ENH
2.5V ≤ V
IN
≤ 5.5V, V
SHDN
= V
IN
-1000 0.15 +1000
nA
Logic-Low Input Current I
ENL
2.5V ≤ V
IN
≤ 5.5V, V
SHDN
= 0V
-1000 0.05 +1000
nA
ELECTRICAL CHARACTERISTICS—MAX6037_25 (V
OUT
= 2.500V)
(V
IN
= V
SHDN
= +5V, I
OUT
= 0, C
OUT
= 0.1µF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS
MIN
TYP
MAX
UNITS
OUTPUT
MAX6037A_25 (0.2%)
2.4950 2.500 2.5050
MAX6037B_25 (0.3%)
2.4925 2.500 2.5075
Output Voltage V
OUT
T
A
= +25°C
MAX6037C_25 (0.5%)
2.4875 2.500 2.5125
V
MAX6037A_25 6 25
Output-Voltage Temperature
Coefficient (Note 2, 4)
TCV
OUT
MAX6037B/C_25 6 50
ppm/°C
Line Regulation
∆V
OUT
/∆V
IN
(V
OUT
+ 0.2V) ≤ V
IN
≤ 5.5V
0.0004 0.012
%/V
Sourcing: 0 ≤ I
OUT
≤ 1mA
0.005 0.036
Sourcing: 1mA ≤ I
OUT
≤ 5mA
0.003 0.036
Sinking: -1mA ≤ I
OUT
≤ 0
0.02
0.2
Load Regulation
∆V
OUT
/∆I
OUT
Sinking: -5mA ≤ I
OUT
≤ -1mA
0.01
0.2
%/mA
Short to GND 33
OUT Short-Circuit Current I
SC
Short to IN 32
mA
I
SOURCE
= 1mA 40 100
Dropout Voltage (Note 5)
V
IN
- V
OUT
I
SOURCE
= 5mA
190
410
mV
Thermal Hysteresis (Note 3)
∆V
OUT
/cycle 514 ppm
Long-Term Stability
∆V
OUT
/time
1000h at T
A
= +25°C
133 ppm
DYNAMIC
f = 0.1Hz to 10Hz 14
µV
P-P
Noise Voltage e
OUT
f = 10Hz to 1kHz 30
µV
RMS
Initial power-up 2.2
Turn-On Settling Time t
R
To V
OUT
= 0.1%
of final value,
C
OUT
= 0.02µF
V
IN
= 5V, SHDN pulled
from low to high
2
ms
Output Impedance when
Disabled
Z
OUT
V
IN
= 5V, V
SHDN
= 0V
250
kΩ
Capacitive-Load Stability
Range (Note 4)
C
OUT
0.02
1µF