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ST1S41 Fiches technique(PDF) 21 Page - STMicroelectronics

No de pièce ST1S41
Description  850 kHz switching frequency
PDF  27 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S41 Fiches technique(HTML) 21 Page - STMicroelectronics

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ST1S41
Typical characteristics
7
Typical characteristics
Figure 9. Efficiency vs. IOUT@Vin=5 V
Figure 10. Efficiency vs. IOUT@Vin=12 V
Figure 11. Start at full load 4 A
Figure 12. Efficiency vs. IOUT@ different Vo
values
40
50
60
70
80
90
100
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
Iout [A]
Vin=5V
Vo=3.3V
Vo=1.8V
Vo=1.2V
AM15066v1
40
50
60
70
80
90
100
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
Iout [A]
Vin=12V
Vo=5V
Vo=3.3V
AM15067v1
Vout
IL
4A/div
200mV/div
200us/div
AM15068v1
40
45
50
55
60
65
70
75
80
85
90
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
Iout [A]
Vin=12V
Vo=1.8V
Vo=1.2V
AM15069v1



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