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SI-8050SD 数据表(PDF) 3 Page - Sanken electric

部件名 SI-8050SD
功能描述  Surface Mount Separate Excitation Step-down Switching Mode Regulator ICs
Download  5 Pages
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制造商  SANKEN [Sanken electric]
网页  http://www.sanken-ele.co.jp/en
标志 SANKEN - Sanken electric

SI-8050SD 数据表(HTML) 3 Page - Sanken electric

  SI-8050SD Datasheet HTML 1Page - Sanken electric SI-8050SD Datasheet HTML 2Page - Sanken electric SI-8050SD Datasheet HTML 3Page - Sanken electric SI-8050SD Datasheet HTML 4Page - Sanken electric SI-8050SD Datasheet HTML 5Page - Sanken electric  
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sSI-8033SD
qSI-8000SD Series
Applications
Varying output voltage
The output voltage can be varied in the same manner as SI-8000S. Refer of the catalog.
sPD-Ta Characteristics
Find the efficiency from the efficiency curve and substi-
tute in the percentage, because the efficiency varies de-
pending on the input voltage and output current.
VO : Output voltage
VIN: Input voltage
IO : Output current
ηχ : Efficiency
VF : Forward voltage of D1
0.4V (IO=2A) ··· SPB-G56S (Sanken)
Thermal design for D1 must be performed separately.
3.5
3
2.5
2
1.5
1
0.5
0
–25
0
25
50
75
100
125
Ambient temperature Ta (
°C)
Copper laminate aera:
40
×40 mm
( j-a : 33.3
°C/W)
20
×40 mm
( j-a : 37
°C/W)
20
×20 mm
( j-a : 44
°C/W)
10
×10 mm
( j-a : 53
°C/W)
θ
θ
θ
θ
When mounted on glass epoxy board
measuring 40
× 40 mm
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
Input voltage VIN [V]
3.5
3
2.5
2
1.5
1
0.5
0
0
0.5
1
1.5
2
2.5
3
3.5
Output current IO (A)
VIN 5.5V
8V
28V
20V
Operable range
With glass epoxy board
measuring 40
× 40 mm
15V
Power dissipation vs. Output current (typical value)
Output current vs. Input voltage (typical value)
sSI-8050SD
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20
Input voltage VIN [V]
3.5
3
2.5
2
1.5
1
0.5
0
0
0.5
1
1.5
2
2.5
3
3.5
Output current IO (A)
VIN 7V
10V
20V
30V, 40V
Operable range
With glass epoxy board
measuring 40
× 40 mm
Power dissipation vs. Output current (typical value)
Output current vs. Input voltage (typical value)
PD=VO • IO
100
–1 – VF • IO 1–
VO
ηχ
VIN


类似零件编号 - SI-8050SD

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logo
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类似说明 - SI-8050SD

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