STEVAL-ISA045V1 STMicroelectronics, STEVAL-ISA045V1 Datasheet - Page 8

• Manufacturer Part Number: STEVAL-ISA045V1
• Description: BOARD EVAL BASED ON ST1S09
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of STEVAL-ISA045V1

• Design Resources: STEVAL-ISA045V1 Gerber Files STEVAL-ISA045V1 Schematic STEVAL-ISA045V1 Bill of Material
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.2V
• Current - Output: 2A
• Voltage - Input: 2.7 ~ 5.5 V
• Regulator Topology: Buck
• Frequency - Switching: 1.5MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ST1S09
• Input Voltage: 2.7 V to 5.5 V
• Output Voltage: 1.2 V
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: ST1S09
• Other names: 497-6370

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