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參數(shù)資料
| 型號： | PQ48053HTA30NYS |
| 廠商： | SYNQOR INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT DC-DC REG PWR SUPPLY MODULE |
| 文件頁數(shù)： | 7/11頁 |
| 文件大小： | 572K |
| 代理商： | PQ48053HTA30NYS |
Product # PQ48053HTA30
Phone 1-888-567-9596
Doc.# 005-2HT453F Rev. A
5/2/03
Page 5
88
89
90
91
92
93
94
0
100
200
300
400
500
Air Flow (LFM)
Efficiency
(
%
)
25 C
40 C
55 C
Figure 2: Efficiency at nominal output voltage and 60% rated power vs.
airflow rate for ambient air temperatures of 25°C, 40°C, and 55°C and
nominal input voltage.
0
2
4
6
8
10
12
14
16
18
0369
12
15
18
21
24
27
30
Load Current (A)
Power
Dissipation
(W)
36 Vin
48 Vin
75 Vin
Figure 3: Power dissipation at nominal output voltage vs. load current
for minimum, nominal, and maximum input voltage at 25°C.
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
0
100
200
300
400
500
Air Flow (LFM)
Power
Dissipation
(
W
)
25 C
40 C
55 C
Figure 4: Power dissipation at nominal output voltage and 60% rated
power vs. airflow rate for ambient air temperatures of 25°C, 40°C, and
55°C (nominal input voltage).
0
5
10
15
20
25
30
0
2540
5570
85
Ambient Air Temperature (
oC)
Iout
(A)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0 LFM (0 m/s)
Figure 5: Maximum output power derating curves vs. ambient air tem-
perature for airflow rates of 0 LFM through 400 LFM with air flowing
from input to output (nominal input voltage).
Figure 6: Thermal plot of converter at 30 amp load current with 55°C
air flowing at the rate of 200 LFM. Air is flowing across the converter
from input to output (nominal input voltage).
Half
Brick
Performance Curves
48Vin 5.3Vout 30A
60
65
70
75
80
85
90
95
100
0
3
6
9
12
15
18
21
24
27
30
Load Current (A)
Efficiency
(%)
36 Vin
48 Vin
75 Vin
Figure 1: Efficiency at nominal output voltage vs. load current for min-
imum, nominal, and maximum input voltage at 25°C.
Semiconductor
junction
temperature
is
within
1
°C
of
sur
face
temperature
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