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參數(shù)資料
| 型號： | QW075F1 |
| 英文描述： | Analog IC |
| 中文描述： | 模擬IC |
| 文件頁數(shù)： | 7/20頁 |
| 文件大小： | 1008K |
| 代理商： | QW075F1 |
Lucent Technologies Inc.
7
Data Sheet
May 2000
dc-dc Converters; 36 to 75 Vdc Input, 3.3 Vdc Output; 33 W to 50 W
QW050F1 and QW075F1 Power Modules:
Characteristic Curves
(continued)
8-2964 (F)
Note: Tested with a 1000 μF aluminum and a 1.0 μF ceramic capaci-
tor across the load.
Figure 9. Typical QW050F1 Transient Response to
Step Increase in Load from 50% to 75% of
I
O, max
at Room Temperature and 54 Vdc
Input (Waveform Averaged to Eliminate
Ripple Component.)
8-2965 (F)
Note: Tested with a 1000 μF aluminum and a 1.0 μF ceramic capaci-
tor across the load.
Figure 10. Typical QW075F1 Transient Response to
Step Increase in Load from 50% to 75%
of I
O, max
at Room Temperature and
54 Vdc Input (Waveform Averaged to
Eliminate Ripple Component.)
8-3034 (F)
Note: Tested with a 1000 μF aluminum and a 1.0 μF ceramic capaci-
tor across the load.
Figure 11. QW050F1 Typical Start-Up from Remote
On/Off; I
O
= I
O, max
8-2966 (F)
Note: Tested with a 1000 μF aluminum and a 1.0 μF ceramic capaci-
tor across the load.
Figure 12. QW075F1 Typical Start-Up from Remote
On/Off; I
O
= I
O, max
TIME, t (200
μ
s/div)
O
O
(
O
O
(
7.5 A
5 A
TIME, t (200
μ
s/div)
O
O
(
O
O
(
11.25 A
7.5 A
TIME, t (5 ms/div)
O
O
(
R
V
O
TIME, t (2 ms/div)
R
V
O
O
O
(
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