pq30033qga30 SynQor Worldwide Headquarters, pq30033qga30 Datasheet - Page 5

• Manufacturer Part Number: pq30033qga30
• Description: Quarter-brick Dc/dc Converter
• Manufacturer: SynQor Worldwide Headquarters

Product # PQ30033QGA30
T
T
echnical S
echnical S
Figure 1: Efficiency at nominal output voltage vs. load current for min-
imum, nominal, and maximum input voltage at 25
Figure 3: Power dissipation at nominal output voltage vs. load current
for minimum, nominal, and maximum input voltage at 25
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 pin 3 to pin 1 (24V input).
30
25
20
15
10
95
90
85
80
75
70
65
60
16
14
12
10
5
0
8
6
4
2
0
0
0
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
5
5
25
pecification
pecification
Ambient Air Temperature (
10
10
Load Current (A)
Load Current (A)
Phone [phone]
40
15
15
55
20
20
°
o
C.
C)
°
70
C.
25
25
24 Vin
48 Vin
60 Vin
24 Vin
48 Vin
60 Vin
www.synqor.com
30
30
85
Figure 2: Efficiency at nominal output voltage and 60% rated power vs.
airflow rate for ambient air temperatures of 25
input).
Figure 4: Power dissipation at nominal output voltage and 60% rated
power vs. airflow rate for ambient air temperatures of 25
55
Figure 6: Thermal plot of converter at 30 amp load current with 55
air flowing at the rate of 200 LFM. Air is flowing across the converter
sideways from pin 3 to pin 1 (24V input).
°
C (48V input).
92
91
90
89
88
87
86
9
8
7
6
5
4
0
0
Doc.# 005-2QG33MU Rev. A
100
100
P
P
Current:
Current:
ackage:
ackage:
Output:
Output:
200
200
Air Flow
Air Flow (LFM)
Input:
Input:
(LFM)
300
300
07/11/05
°
19-60 V
3.3 V
30 A
Quarter-brick
C, 40
19-60 V
3.3 V
30 A
Quarter-brick
°
C, and 55
400
400
°
C, 40
°
25 C
40 C
55 C
°
25 C
40 C
55 C
C, and
C (48V
500
500
°
Page 5
C