ST1S09 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
ST1S09
STMicroelectronics
ST1S09 Datasheet PDF : 18 Pages
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Typical performance characteristics
5
Typical performance characteristics
ST1S09
L = 3.3 µH, CI = 4.7 µF, CO = 22 µF, unless otherwise specified.
Figure 3. Voltage feedback vs. temperature Figure 4. Feedback pin bias current vs. temp.
840
830
820
810
800
790
780
770
760
-75
VI=5V, IO=10mA
-50 -25 0
25 50 75
T [°C]
VO@1.2V
100 125 150 175
840
740
640
VI=5V
540
440
340
240
140
40
-60
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
Figure 5. Quiescent current non switching Figure 6. Inhibit voltage vs. temperature
vs. temperature
3
VI=5V
2.5
VO@1.2V
2
1.5
1
0.5
0
-75 -50 -25 0 25 50 75 100 125 150 175
T [°C]
1.6
1.4
1.2
1
0.8
0.6
0.4
0.2
0
VI=5V, IO=from 10mA to 2A
-75 -50 -25 0 25 50 75
T [°C]
ON
OFF
100 125 150 175
Figure 7. Inhibit voltage vs. input voltage Figure 8. Output voltage vs. input voltage
1.6
1.4
VI=from 2.7 to 5.5V, IO=2A
1.2
1
0.8
0.6
0.4
0.2
0
2
3
4
5
VI [V]
ON
OFF
6
7
1.40
1.20
VO@1.2V
1.00
0.80
0.60
0.40
0.20
0.00
0
1
2
VCC =VINH=from 0 to 5.5V, IO=2A
3
4
5
6
VI [V]
8/18
Doc ID 13632 Rev 4
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