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L5985 데이터시트(PDF) 30 Page - STMicroelectronics

부품명 L5985
상세설명  2A step-down switching regulator
PDF  36 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L5985 데이터시트(HTML) 30 Page - STMicroelectronics

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L5985
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Figure 22.
Junction temperature vs output
current
Figure 23.
Junction temperature vs output
current
Figure 24.
Junction temperature vs output
current
Figure 25.
Efficiency vs output current
Figure 26.
Efficiency vsoutput current
Figure 27.
Efficiency vs output current
70
75
80
85
90
95
0.0
0.5
1.0
1.5
2.0
Io [A]
VCC=12V
FSW=250KHz
Vo=5.0V
Vo=3.3V
Vo=2.5V
76
78
80
82
84
86
88
90
92
94
0
0.5
1
1.5
2
Io [A]
VCC=5V,
FSW=250kHz
Vo=3.3V
Vo=2.5V
Vo=1.8V
70
75
80
85
90
95
0
0.5
1
1.5
2
Io [A]
VCC=3.3V,
FSW=250kHz
Vo=2.5V
Vo=1.8V
Vo=1.2V



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