Datasheet

(Typical Application Circuit, V
S
= +14V, C
IN
= 10μF, C
OUT
= 10μF, V
SI
= 0V, V
EN
= +2.4V, V
OUT
= +5V, T
A
= +25°C, unless
otherwise noted.)
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX5091 toc10
TEMPERATURE (°C)
I
SHDN
(µA)
10065-30-5
15
16
17
18
19
20
14
-40 135
V
S
= 14V
EN = 0V
DROPOUT VOLTAGE
vs. LOAD CURRENT
MAX5091 toc11
I
OUT
(mA)
DROPOUT VOLTAGE (mV)
101
25
50
75
100
125
150
175
200
225
250
275
300
325
0
0.1 100
MAX5091A
V
S
= 4.75V
DROPOUT VOLTAGE
vs. LOAD CURRENT
MAX5091 toc12
I
OUT
(mA)
DROPOUT VOLTAGE (mV)
101
25
50
75
100
125
150
175
200
225
250
275
300
0
0.1 100
MAX5091B
V
S
= 3.3V
OUTPUT VOLTAGE
vs. TEMPERATURE
MAX5091 toc04
TEMPERATURE (°C)
V
OUT
(V)
11085603510-15
4.925
4.950
4.975
5.000
5.025
5.050
4.900
-40 135
MAX5091A
I
OUT
= 100A
I
OUT
= 1mA
I
OUT
= 10mA
I
OUT
= 100mA
QUIESCENT CURRENT
vs. INPUT VOLTAGE
MAX5091 toc05
V
S
(V)
I
Q
(µA)
26221814106
10
100
1000
1
2 30 3834
EN = OPEN
I
OUT
= NO LOAD
T
A
= +25°C, +85°C
T
A
= +125°C
T
A
= -40°C
QUIESCENT CURRENT
vs. INPUT VOLTAGE
MAX5091 toc06
V
S
(V)
I
Q
(µA)
26221814106
10
100
1000
1
2 30 3834
EN = OPEN
I
OUT
= 100A
T
A
= +25°C, +85°C
T
A
= +125°C
T
A
= -40°C
RESET OUTPUT LOW
vs. TEMPERATURE
MAX5091 toc07
TEMPERATURE (°C)
RESET OUTPUT LOW (V)
1109580655035205-10-25
0.05
0.10
0.15
0.20
0.25
0
-40 125
R
RES
= 4kΩ
R
RES
= 10kΩ
QUIESCENT CURRENT
vs. OUTPUT CURRENT
MAX5091 toc08
I
OUT
(mA)
I
Q
(mA)
1 10
0.1
1
10
0.01
0.1 100
V
S
= 14V
T
A
= +25°C
SHUTDOWN SUPPLY CURRENT
vs. INPUT VOLTAGE
MAX5091 toc09
V
S
(V)
I
SHDN
(µA)
302010
10
20
30
40
0
0 40
V
S
= 14V
T
A
= +25°C
EN = 0V
MAX5091 28V, 100mA, Low-Quiescent-Current LDO
with Reset and Power-Fail Input/Output
Maxim Integrated │ 6
www.maximintegrated.com
Typical Operating Characteristics (continued)