Datasheet

Typical performance characteristics LD39100XX, LD39100XX12, LD39100XX25
10/23 Doc ID 15676 Rev 3
5 Typical performance characteristics
C
IN
= C
OUT
= 1 µF.
Figure 4. V
ADJ
accuracy Figure 5. V
OUT
accuracy
Figure 6. Dropout voltage vs. temperature
(V
OUT
= 2.5 V)
Figure 7. Dropout voltage vs. temperature
(V
OUT
= 1.5 V)
Figure 8. Dropout voltage vs. output current Figure 9. Short-circuit current vs. drop
voltage
0.74
0.76
0.78
0.8
0.82
0.84
0.86
-50 -25 0 25 50 75 100 125 150
T [°C]
V
ADJ
[V]
V
IN
= 1.8 V, V
EN
= V
IN
, I
OUT
= 10 mA
0.74
0.76
0.78
0.8
0.82
0.84
0.86
-50 -25 0 25 50 75 100 125 150
T [°C]
V
ADJ
[V]
V
IN
= 1.8 V, V
EN
= V
IN
, I
OUT
= 10 mA
2.44
2.46
2.48
2.5
2.52
2.54
2.56
-50 -25 0 25 50 75 100 125 150
T [°C]
V
OUT
[V]
V
IN
= 3.5 V, V
EN
= V
IN
, I
OUT
= 10 mA
2.44
2.46
2.48
2.5
2.52
2.54
2.56
-50 -25 0 25 50 75 100 125 150
T [°C]
V
OUT
[V]
V
IN
= 3.5 V, V
EN
= V
IN
, I
OUT
= 10 mA
0
50
100
150
200
250
300
350
-50 -25 0 25 50 75 100 125 150
T [°C]
Dropout [mV]
V
EN
to V
IN
, V
OUT
= 2.5 V, I
OUT
= 1 A
0
50
100
150
200
250
300
350
-50 -25 0 25 50 75 100 125 150
T [°C]
Dropout [mV]
V
EN
to V
IN
, V
OUT
= 2.5 V, I
OUT
= 1 A
0
50
100
150
200
250
300
350
400
-50 -25 0 25 50 75 100 125 150
T [°C]
Dropout [mV]
V
EN
to V
IN
, V
OUT
@ 1.5 V, I
OUT
= 1 A
0
50
100
150
200
250
300
350
400
-50 -25 0 25 50 75 100 125 150
T [°C]
Dropout [mV]
V
EN
to V
IN
, V
OUT
@ 1.5 V, I
OUT
= 1 A
0
0.05
0.1
0.15
0.2
0.25
0 200 400 600 800 1000 1200
I
OUT
[mA]
Dropout [V]
V
OUT
@ 1.5 V
V
OUT
= 2.5 V
V
EN
to V
IN
0
0.05
0.1
0.15
0.2
0.25
0 200 400 600 800 1000 1200
I
OUT
[mA]
Dropout [V]
V
OUT
@ 1.5 V
V
OUT
= 2.5 V
V
EN
to V
IN
0
0.5
1
1.5
2
2.5
3
3.5
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
Vdrop [V]
I
SC
[A]
125 °C
85 °C
55 °C
25 °C
0 °C
-25 °C
-40 °C
V
IN
from 0 to 5.5 V, V
EN
to V
IN
, V
OUT
= 0.8 V
0
0.5
1
1.5
2
2.5
3
3.5
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
Vdrop [V]
I
SC
[A]
125 °C
85 °C
55 °C
25 °C
0 °C
-25 °C
-40 °C
V
IN
from 0 to 5.5 V, V
EN
to V
IN
, V
OUT
= 0.8 V