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ST1S12GR 데이터시트(PDF) 11 Page - STMicroelectronics

부품명 ST1S12GR
상세설명  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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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S12GR 데이터시트(HTML) 11 Page - STMicroelectronics

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ST1S12XX, ST1S12XX12, ST1S12XX18
Typical performance characteristics
Doc ID 14314 Rev 3
11/20
7
Typical performance characteristics
Unless otherwise specified, refer to the typical application circuit under the following
conditions: CIN = 4.7 µF, COUT = 10 µF, L = 2.2 µH
Figure 4.
Voltage feedback vs. temperature
Figure 5.
Drop vs. temperature
Figure 6.
Oscillator frequency vs.
temperature
Figure 7.
Efficiency vs. output current
Figure 8.
Efficiency vs. output current
Figure 9.
Efficiency vs. temperature
550
570
590
610
630
650
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
VIN=VEN=3.6V, IOUT=10mA, VOUT=1.8V
550
570
590
610
630
650
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
VIN=VEN=3.6V, IOUT=10mA, VOUT=1.8V
0
0.1
0.2
0.3
0.4
0.5
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
I
OUT=700mA, VOUT=2.7V, Duty cycle=100%
0
0.1
0.2
0.3
0.4
0.5
-75
-50
-25
0
25
50
75
100
125
150
175
T [°C]
I
OUT=700mA, VOUT=2.7V, Duty cycle=100%
1.1
1.3
1.5
1.7
1.9
2.1
2.3
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
V
IN=VEN=3.6V, VFB=0.65V, VOUT=1.8V
1.1
1.3
1.5
1.7
1.9
2.1
2.3
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
V
IN=VEN=3.6V, VFB=0.65V, VOUT=1.8V
0
10
20
30
40
50
60
70
80
90
100
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
I
OUT [A]
V
IN=VEN=3V, IOUT=from 10mA to 700mA, VOUT=1.2V
0
10
20
30
40
50
60
70
80
90
100
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
I
OUT [A]
V
IN=VEN=3V, IOUT=from 10mA to 700mA, VOUT=1.2V
0
10
20
30
40
50
60
70
80
90
100
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
I
OUT [A]
V
IN=VEN=3.6V, IOUT=from 10mA to 700mA, VOUT=1.8V
0
10
20
30
40
50
60
70
80
90
100
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
I
OUT [A]
V
IN=VEN=3.6V, IOUT=from 10mA to 700mA, VOUT=1.8V
0
10
20
30
40
50
60
70
80
90
100
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
IOUT=100mA
IOUT=700mA
V
IN=VEN=3.6V, VOUT=1.8V
0
10
20
30
40
50
60
70
80
90
100
-75
-50
-25
0
25
50
75
100 125 150 175
T [°C]
IOUT=100mA
IOUT=700mA
V
IN=VEN=3.6V, VOUT=1.8V



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