Datasheet

Typical characteristics ST1L05, ST1L05A, ST1L05B, ST1L05C, ST1L05D
12/24 Doc ID 14492 Rev 2
Figure 12. Dropout voltage vs. temperature Figure 13. ESR required for stability with
ceramic capacitors
Figure 14. Quiescent current vs. temperature Figure 15. Quiescent current vs. output
current
Figure 16. Enable voltage vs. temperature Figure 17. Enable voltage vs. temperature
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
-30 -5 20 45 70 95 120 145
T [°C]
Dropout [V]
I
O
= 800 mA
I
O
= 1 A
I
O
= 1.3 A
C
I
= C
O
= 4.7 µF, V
O
@ 3.3 V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
-30 -5 20 45 70 95 120 145
T [°C]
Dropout [V]
I
O
= 800 mA
I
O
= 1 A
I
O
= 1.3 A
C
I
= C
O
= 4.7 µF, V
O
@ 3.3 V
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0246810121416182022
C
O
[µF] (nominal value)
ESR @ 100kHz [ohm]
C
I
= 4.7 µF, V
EN
= V
I
= from 3 V to 5.5 V, I
O
= from 5 mA to 1.3 A
Stable zone
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0246810121416182022
C
O
[µF] (nominal value)
ESR @ 100kHz [ohm]
C
I
= 4.7 µF, V
EN
= V
I
= from 3 V to 5.5 V, I
O
= from 5 mA to 1.3 A
Stable zone
0
100
200
300
400
500
600
700
-30 -5 20 45 70 95 120 145
T [°C]
I
Q
[µA]
V
EN
= V
I
= 5 V, I
O
= 1.3 A, C
I
= C
O
= 4.7 µF
0
100
200
300
400
500
600
700
-30 -5 20 45 70 95 120 145
T [°C]
I
Q
[µA]
V
EN
= V
I
= 5 V, I
O
= 1.3 A, C
I
= C
O
= 4.7 µF
0
50
100
150
200
250
300
350
400
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3
I
O
[A]
I
Q
[µA]
V
EN
= V
I
= 5.5 V, C
I
= C
O
= 4.7 µF
0
50
100
150
200
250
300
350
400
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3
I
O
[A]
I
Q
[µA]
V
EN
= V
I
= 5.5 V, C
I
= C
O
= 4.7 µF
0
0.5
1
1.5
2
2.5
-30 -5 20 45 70 95 120 145
T [°C]
V
EN
[V]
ON
OFF
V
I
= 3 V, I
O
= 50 mA, C
I
= C
O
= 4.7 µF
0
0.5
1
1.5
2
2.5
-30 -5 20 45 70 95 120 145
T [°C]
V
EN
[V]
ON
OFF
V
I
= 3 V, I
O
= 50 mA, C
I
= C
O
= 4.7 µF
0
0.5
1
1.5
2
2.5
-30-520457095120145
T [°C]
V
EN
[V]
ON
OFF
V
I
= 5.25 V, I
O
= 50 mA, C
I
= C
O
= 4.7 µF
0
0.5
1
1.5
2
2.5
-30-520457095120145
T [°C]
V
EN
[V]
ON
OFF
V
I
= 5.25 V, I
O
= 50 mA, C
I
= C
O
= 4.7 µF