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參數(shù)資料
| 型號： | PQ60480QTA03NRS-G |
| 廠商： | SYNQOR INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 144 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPILANT, QUARTER-BRICK PACKAGE-8 |
| 文件頁數(shù)： | 9/13頁 |
| 文件大?。?/td> | 530K |
| 代理商： | PQ60480QTA03NRS-G |
Input:
Input:
Output:
Current:
PPackage:
ackage:
35-75 V
48 V
3 A
3 A (144W)
(144W)
Quarter-brick
T
Technical S
echnical Specification
pecification
Product # PQ60480QTA03
Phone 1-888-567-9596
Doc.# 005-2QT648C Rev. A
9/4/07
Page 5
86
88
90
92
94
96
98
100
200
300
400
Air Flow (LFM)
E
ff
ic
ie
n
c
y
(%
)
25 C
40 C
55 C
4
5
6
7
8
9
10
100
200
300
400
Air Flow (LFM)
P
o
w
e
r
D
is
s
ip
a
ti
o
n
(W
)
25 C
40 C
55 C
60
65
70
75
80
85
90
95
100
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Load Current (A)
E
ff
ic
ie
n
c
y
(%
)
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.
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
2
4
6
8
10
12
14
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Load Current (A)
P
o
w
e
r
D
is
s
ip
a
ti
o
n
(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.
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).
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
25
40
55
70
85
Ambient Air Temperature (°C)
Io
u
t
(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)
Figure 5: Maximum output power derating curves vs. ambient air tem-
perature for airflow rates of 100 LFM through 400 LFM with air flow-
ing across the converter from input to output (nominal input voltage).
Figure 6: Thermal plot of converter at 3 amp load current (144W) with
55°C air flowing at the rate of 200 LFM. Air is flowing across the con-
verter from input to output (nominal input voltage).
Semiconductor junction temperature is
within 1°C of surface temperature
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