PQ60280FTA26 Datasheet, PDF (9/14 Pages) SynQor Worldwide Headquarters – Full-brick DC/DC Converter

Technical Specification
Input: 36-75 V
Output: 28 V
Current: 26 A
Package: Full-brick
15
10
5
0
-5
-10
-15
-20
-25
10
35 Vin
48 Vin
75 Vin
100
1,000
Hz
10,000
100,000
Figure 19: Magnitude of incremental reverse transmission (RT =
iin/iout) for minimum, nominal, and maximum input voltage at full rated
power.
27
24
21
18
15
12
9
400 LFM (2.0 m/s)
6
300 LFM (1.5 m/s)
3
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
0
25
40
55
70
85
Ambient Air Temperature (ºC)
Figure 21: Baseplated unit maximum output power derating curves vs. ambient
air temperature for airflow rates of 100 LFM through 400 LFM with air flowing
from input to output (nominal input voltage). No derating if baseplate is <100ºC.
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
100
200
300
400
Airflow (LFM)
Figure 23: Thermal resistance (R_thca) plot at 50% output power (base-
plated, no-heatsink configuration).
100
10
1
35 Vin
48 Vin
75 Vin
0.1
10
100
1,000
10,000
100,000
Hz
Figure 20: Magnitude of incremental input impedance (Zin = vin/iin)
for minimum, nominal, and maximum input voltage at full rated power.
35
30
25
20
15
10
5
0
-5
0
5
10
15
20
25
30
35
Load Current (A)
Figure 22: Output voltage vs. load current showing typical current limit
curves and converter shutdown points.
Product # PQ60280FTA26
Phone [phone]
www.synqor.com
Doc.# 005-2FT628P Rev. C
5/21/08
Page 9