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L7983 Arkusz danych(PDF) 31 Page - STMicroelectronics

Numer części L7983
Szczegółowy opis  60 V, 300 mA synchronous step-down switching regulator with 10 μA quiescent current
PDF  43 Pages
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Producent  STMICROELECTRONICS [STMicroelectronics]
Strona internetowa  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L7983 Arkusz danych(HTML) 31 Page - STMicroelectronics

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Figure 33. 3.3 V fix efficiency (LNM)
0
10
20
30
40
50
60
70
80
90
100
0
0.05
0.1
0.15
0.2
0.25
0.3
Output current [A]
12V
24V
36V
48V
60V
Figure 34. 3.3 V fix load regulation (LNM)
3.29
3.3
3.31
3.32
3.33
3.34
3.35
0
0.05
0.1
0.15
0.2
0.25
0.3
Output current [A]
12V
24V
36V
48V
60V
Figure 35. 3.3 V fix input current, no load (LCM)
0
2
4
6
8
10
12
14
16
18
20
10
15
20
25
30
35
40
45
50
55
60
Input voltage [V]
Quiescent
Shutdown
Figure 36. 3.3 V fix input current, no load (LNM)
0
200
400
600
800
1000
1200
1
1.5
2
2.5
3
3.5
4
10
15
20
25
30
35
40
45
50
55
60
Input voltage [V]
IIN
FSW
L7983
L7983PU33R - Evaluation board
DS13354 - Rev 1
page 31/43



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