Datasheet

Typical performance characteristics ST1S09
8/18 Doc ID 13632 Rev 4
5 Typical performance characteristics
L = 3.3 µH, C
I
= 4.7 µF, C
O
= 22 µF, unless otherwise specified.
Figure 3. Voltage feedback vs. temperature Figure 4. Feedback pin bias current vs. temp.
Figure 5. Quiescent current non switching
vs. temperature
Figure 6. Inhibit voltage vs. temperature
Figure 7. Inhibit voltage vs. input voltage Figure 8. Output voltage vs. input voltage
760
770
780
790
800
810
820
830
840
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
V
FBK
[mV]
V
O
@1.2V
V
I
=5V, I
O
=10mA
760
770
780
790
800
810
820
830
840
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
V
FBK
[mV]
V
O
@1.2V
V
I
=5V, I
O
=10mA
-60
40
140
240
340
440
540
640
740
840
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
I
FBK
[nA]
V
I
=5V
-60
40
140
240
340
440
540
640
740
840
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
I
FBK
[nA]
V
I
=5V
V
O
@1.2V
0
0.5
1
1.5
2
2.5
3
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
Iq [mA]
V
I
=5V V
O
@1.2V
0
0.5
1
1.5
2
2.5
3
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
Iq [mA]
V
I
=5V
V
I
=5V, I
O
=from 10mA to 2A
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
V
INH
[V]
ON OFF
V
I
=5V, I
O
=from 10mA to 2A
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
V
INH
[V]
ON OFF
V
I
=from 2.7 to 5.5V, I
O
=2A
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
234567
V
I
[V]
V
INH
[V]
ON OFF
V
I
=from 2.7 to 5.5V, I
O
=2A
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
234567
V
I
[V]
V
INH
[V]
ON OFF
V
CC
=V
INH
=from 0 to 5.5V, I
O
=2A
V
O
@1.2V
0.00
0.20
0.40
0.60
0.80
1.00
1.20
1.40
0123456
V
I
[V]
V
O
[V]
V
CC
=V
INH
=from 0 to 5.5V, I
O
=2A
V
O
@1.2V
0.00
0.20
0.40
0.60
0.80
1.00
1.20
1.40
0123456
V
I
[V]
V
O
[V]