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參數(shù)資料
| 型號(hào)： | PQ60018EGL20PYS |
| 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(yè)數(shù)： | 9/13頁(yè) |
| 文件大小： | 691K |
| 代理商： | PQ60018EGL20PYS |
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Product # PQ60018EGL20
Phone 1-888-567-9596
Doc.# 005-2EG618G Rev. B
1/22/08
Page 5
Input:
Output:
Current:
PPackage:
ackage:
35-75 V
1.8 V
20 A
Eighth-brick
T
Technical S
echnical Specification
pecification
60
65
70
75
80
85
90
95
0
2
4
6
8
10
12
14
16
18
20
Load Current (A)
Efficiency
(%)
35 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.
80
81
82
83
84
85
86
87
88
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
(nominal input voltage).
0
1
2
3
4
5
6
7
0
2
4
6
8
10
12
14
16
18
20
Load Current (A)
Power
Dissipation
(W)
35 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.
0.0
1.0
2.0
3.0
4.0
5.0
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
2
4
6
8
10
12
14
16
18
20
025
40
55
70
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)
50 LFM (0.25 m/s)
Figure 5: Maximum output power derating curves vs. ambient air tem-
perature for airflow rates of 50 LFM through 400 LFM with air flowing
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 6: Thermal plot of converter at 20 amp load current with 55°C
air flowing at the rate of 200 LFM. Air is flowing across the converter
sideways from pin 3 to pin 1 (nominal input voltage).
Semiconductor junction temperature
is within 1°C of surface temperature
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