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參數(shù)資料
| 型號(hào)： | PQ24033QGA25NYS-G |
| 廠商： | SYNQOR INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 82.5 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPLIANT PACKAGE-8 |
| 文件頁數(shù)： | 9/13頁 |
| 文件大小： | 574K |
| 代理商： | PQ24033QGA25NYS-G |
Input:
Output:
Current:
PPackage:
ackage:
18-36 V
3.3 V
25 A
25 A (82.5W)
(82.5W)
Quarter-brick
T
Technical S
echnical Specification
pecification
Product # PQ24033QGA25
Phone 1-888-567-9596
Doc.# 005-2QG233D Rev. B
08/17/06
Page 5
60
65
70
75
80
85
90
95
0
3
5
8
10
13
15
18
20
23
25
Load Current (A)
E
ff
ic
ie
n
c
y
(%
)
18Vin
24Vin
36Vin
Figure 1: Efficiency at nominal output voltage vs. load current for min-
imum, nominal, and maximum input voltage at 25°C.
82
83
84
85
86
87
88
89
90
0
100
200
300
400
500
Air Flow (LFM)
E
ff
ic
ie
n
c
y
(%
)
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
2
4
6
8
10
12
14
0
3
5
8
10
13
15
18
20
23
25
Load Current (A)
P
o
w
e
r
D
is
s
ip
a
ti
o
n
(W
)
18Vin
24Vin
36Vin
Figure 3: Power dissipation at nominal output voltage vs. load current
for minimum, nominal, and maximum input voltage at 25°C.
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
0
100
200
300
400
500
Air Flow (LFM)
P
o
w
e
r
D
is
s
ip
a
ti
o
n
(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
025
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 0 LFM through 400 LFM with air flowing
from input to output (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
from input to output (nominal input voltage).
Semiconductor junction temperature is
within 1°C of surface temperature
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