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ST1S12GR Datasheet(PDF) 13 Page - STMicroelectronics

Part # ST1S12GR
Description  Synchronous rectification with enable, 0.7 A, 1.7 MHz fixed or adjustable step-down switching regulator in TSOT23-5L
PDF  20 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S12GR Datasheet(HTML) 13 Page - STMicroelectronics

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ST1S12xx
Typical performance characteristics
13/20
Figure 16.
Reference load regulation vs
temperature
Figure 17.
NMOS switch on resistance vs
temperature
Figure 18.
PMOS switch on resistance vs
temperature
Figure 19.
Switching current limitation vs
temperature
Figure 20.
Switching current limitation vs
input voltage
Figure 21.
Output voltage vs input voltage
0
0.001
0.002
0.003
0.004
0.005
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=3.6V, IOUT from 10mA to 0.7A, VOUT=1.8V
0
0.001
0.002
0.003
0.004
0.005
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=3.6V, IOUT from 10mA to 0.7A, VOUT=1.8V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=VEN=3.6V, CIN=COUT=10µF, VOUT=1.2V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=VEN=3.6V, CIN=COUT=10µF, VOUT=1.2V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=VEN=3.6V, CIN=COUT=10µF, VOUT=1.2V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=VEN=3.6V, CIN=COUT=10µF, VOUT=1.2V
0.5
0.8
1.1
1.4
1.7
2
2.3
2.6
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=VEN=3.6V, CIN=COUT=10µF, VOUT=1.8V
0.5
0.8
1.1
1.4
1.7
2
2.3
2.6
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
V
IN=VEN=3.6V, CIN=COUT=10µF, VOUT=1.8V
0
0.5
1
1.5
2
2.5
3
2
2.5
3
3.5
4
4.5
5
5.5
6
V
IN [V]
V
IN=VEN from 2.5 to 5.5V, CIN=COUT=10µF, VOUT=1.8V
0
0.5
1
1.5
2
2.5
3
2
2.5
3
3.5
4
4.5
5
5.5
6
V
IN [V]
V
IN=VEN from 2.5 to 5.5V, CIN=COUT=10µF, VOUT=1.8V
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
012
3456
V
IN [V]
125°C
25°C
0°C
-25°C
-40°C
V
IN=VEN from 0 to 5.5V, IOUT=700mA,
C
IN=COUT=10µF
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
012
3456
V
IN [V]
125°C
25°C
0°C
-25°C
-40°C
V
IN=VEN from 0 to 5.5V, IOUT=700mA,
C
IN=COUT=10µF



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