Product # PQ60280FTA26

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-2FT628P Rev. C

5/21/08

Page 6

T

pecification

Input:

Input:

Output:

Output:

Current:

Current:

ackage:

36-75 V

36-75 V

28 V

28 V

26 A

26 A

Full-brick

Full-brick

0

5

10

15

20

25

025

40

55

70

85

Ambient Air Temperature (ºC)

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 tempera-

ture for airflow rates of 100 LFM through 400 LFM with air flowing from pin

1 to pin 2 (nominal input voltage). See Figure 21 for baseplate derating curve.

84

86

88

90

92

94

96

98

100

0

3

5

8

10

13

16

18

21

23

26

Load Current (A)

36 Vin

48 Vin

75 Vin

80

82

84

86

88

90

92

94

96

98

100

100

200

300

400

Air Flow (LFM)

25 ºC

40 ºC

55 ºC

Figure 2: Efficiency at nominal output voltage and 60% rated power vs.

(nominal input voltage).

0

5

10

15

20

25

30

35

40

45

50

0

3

5

8

10

13

16

18

21

23

26

Load Current (A)

36 Vin

48 Vin

75 Vin

Figure 3: Power dissipation at nominal output voltage vs. load current

14

16

18

20

22

24

26

28

30

32

100

200

300

400

Air Flow (LFM)

25 ºC

40 ºC

55 ºC

Figure 4: Power dissipation at nominal output voltage and 60% rated

Figure 6: Thermal plot of converter at 14.7 amp load current (411.6W)

to pin 2 (nominal input voltage).

Figure 1: Efficiency at nominal output voltage vs. load current for min-

Semiconductor junction temperature is

within 1°C of surface temperature