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FR9855 датащи(PDF) 7 Page - Fitipower Integrated Technology Inc.

номер детали FR9855
подробное описание детали  18V, 5.5A Synchronous Step-Downn DC/DC Converter
PDF  16 Pages
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производитель  FITIPOWER [Fitipower Integrated Technology Inc.]
домашняя страница  http://www.fitipower.com/en_US/index.asp
Logo FITIPOWER - Fitipower Integrated Technology Inc.

FR9855 датащи(HTML) 7 Page - Fitipower Integrated Technology Inc.

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FR9855-Preliminary 0.3-JAN-2016
FR9855
85T
Typical Performance Curves
VIN=12V, VOUT=1.2V, C1=10μFx2, C7=22μFx2, L1=1.5μH, TA=+25°C, unless otherwise noted. This is measured by using
FR9855SP.
VOUT=1.05V
VOUT=1.2V
Figure 5. Efficiency vs. Load Current
Figure 6. Efficiency vs. Load Current
VOUT=3.3V
VOUT=5V
Figure 7. Efficiency vs. Load Current
Figure 8. Efficiency vs. Load Current
Figure 9. Feedback Voltage vs. Ambient Temperature
Figure 10. Feedback Voltage vs. Input Voltage
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
Load Current (A)
VIN=5V
VIN=12V
VIN=18V
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
Load Current (A)
VIN=5V
VIN=12V
VIN=18V
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
Load Current (A)
VIN=5V
VIN=12V
VIN=18V
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
10
Load Current (A)
VIN=12V
VIN=18V
750
755
760
765
770
775
780
-45 -35 -25 -15 -5
5 15 25 35 45 55 65 75 85
Ambient Temperature (°C)
750
755
760
765
770
775
780
5
7
9
11
13
15
17
19
Input Voltage (V)



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