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ST1S10 Datasheet(PDF) 18 Page - STMicroelectronics

Part # ST1S10
Description  3 A, 900 kHz, monolithic synchronous step-down regulator
PDF  26 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S10 Datasheet(HTML) 18 Page - STMicroelectronics

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Typical performance characteristics
ST1S10
18/26
Figure 15.
ON mode quiescent current vs.
temperature
Figure 16.
Shutdown mode quiescent current
vs. temperature
Figure 17.
PMOS ON resistance vs.
temperature
Figure 18.
NMOS ON resistance vs.
temperature
Figure 19.
Efficiency vs. temperature
Figure 20.
Efficiency vs. output current
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN-A=VIN-SW=12V, VINH=1.2V, VOUT=0.8V
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN-A=VIN-SW=12V, VINH=1.2V, VOUT=0.8V
0
1
2
3
4
5
6
7
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN-A=VIN-SW=12V, VINH=GND, VOUT=0.8V
0
1
2
3
4
5
6
7
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN-A=VIN-SW=12V, VINH=GND, VOUT=0.8V
20
70
120
170
220
270
320
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN=12V, ISW=750mA
20
70
120
170
220
270
320
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN=12V, ISW=750mA
50
60
70
80
90
100
110
120
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN=12V, ISW=750mA
50
60
70
80
90
100
110
120
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN=12V, ISW=750mA
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN-A=VIN-SW=VINH=12V, VOUT=5V, IOUT=3A
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
TEMPERATURE [°C]
V
IN-A=VIN-SW=VINH=12V, VOUT=5V, IOUT=3A
50
60
70
80
90
100
0
0.5
1
1.5
2
2.5
3
OUTPUT CURRENT [A]
V
IN-A=VIN-SW=VINH=12V, VOUT=5V, TJ=25°C
50
60
70
80
90
100
0
0.5
1
1.5
2
2.5
3
OUTPUT CURRENT [A]
V
IN-A=VIN-SW=VINH=12V, VOUT=5V, TJ=25°C



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