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參數(shù)資料
| 型號： | FW250H1 |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 250 W DC-DC REG PWR SUPPLY MODULE |
| 文件頁數(shù)： | 18/20頁 |
| 文件大?。?/td> | 623K |
| 代理商： | FW250H1 |
Tyco Electronics Corp.
7
Data Sheet
September 2001
36 Vdc to 75 Vdc Input, 24 Vdc Output; 250 W to 300 W
FW250H1 and FW300H1 Power Modules; dc-dc Converters:
Characteristic Curves (continued)
8-1702
Figure 5. Typical FW250H1 Efficiency vs. Output
Current at Room Temperature
8-1703
Figure 6. Typical FW300H1 Efficiency vs. Output
Current at Room Temperature
0
OUTPUT CURRENT, IO (A)
EF
F
ICIENCY,
η
(%
)
1
234
5
67
89
10
90
89
88
87
86
85
84
83
82
81
80
VI = 36 V
VI = 55 V
VI = 75 V
90
0
OUTPUT CURRENT, IO (A)
EF
F
ICIENCY,
η
(%
)
246
8
10
12
89
88
87
86
85
84
83
82
81
80
VI = 36 V
VI = 55 V
VI = 75 V
8-1704
Note: See Figure 14 for test conditions.
Figure 7. Typical FW250H1 Output Ripple Voltage
at Room Temperature and 50 A Output
8-1705
Note: See Figure 14 for test conditions.
Figure 8. Typical FW300H1 Output Ripple Voltage
at Room Temperature and 60 A Output
O
U
TP
UT
VO
LTAG
E,
V
O
(V
)
(10
m
V
/d
iv
)
TIME, t (500 ns/div)
VI = 48 V
O
U
T
P
UT
VO
L
T
AG
E,
V
O
(V
)
(10
m
V
/d
iv
)
TIME, t (500 ns/div)
VI = 48 V
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