参数资料
型号: LW020B7
元件分类: 电源模块
英文描述: 1-OUTPUT 20 W DC-DC REG PWR SUPPLY MODULE
文件页数: 4/16页
文件大小: 341K
代理商: LW020B7
12
Lucent Technologies Inc.
Data Sheet
January 2000
36 Vdc to 75 Vdc Inputs; 20 W
LW020 Single-Output-Series Power Modules:
Thermal Considerations (continued)
Heat Transfer (continued)
8-1478(C).a
Figure 17. LW020F and G Power Dissipation vs.
Output Current, TA = 25
°C
8-1275(C).a
Figure 18. LW020A Power Dissipation vs. Output
Current
8-1479(C)
Figure 19. LW020B Power Dissipation vs. Output
Current, TA = 25
°C
8-1477(C)
Figure 20. LW020C Power Dissipation vs. Output
Current, TA = 25
°C
1.4
1.9
2.4
2.9
3.4
0.5
OUTPUT CURRENT, IO (A)
4.0
POWER
DISSIPATION,
P
D
(W)
4.5
3.9
0.4
3.5
1.0
3.0
1.5
VI = 36 V
VI = 48 V
VI = 75 V
2.5
2.0
0.9
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
1
OUTPUT CURRENT, IO (A)
2
3
4
5
POWER
DISSIPATION,
P
D
(W)
6
VI = 75
VI = 48
VI = 36
0.8
0.4
OUTPUT CURRENT, IO (A)
2
1
5
1.0
1.6
0.0
0.6
VI = 54
3
0.2
4
VI = 36
VI = 75
1.2
1.4
6
0
POWER
DISSIPATION,
P
D
(W)
0.8
0.4
0.0
OUTPUT CURRENT, IO (A)
3.0
2.5
2.0
POWER
DISSIPATION,
P
D
(W)
4.5
1.0
1.2
0.0
1.5
1.0
0.5
0.6
VI = 54
3.5
0.2
4.0
VI = 36
VI = 75
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