PQ60260HTB10NYS datasheet(5/13 Pages) SYNQOR

Part #	PQ60260HTB10NYS

Description	Half-brick DC/DC Converter

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Manufacturer	SYNQOR [SynQor Worldwide Headquarters]

Direct Link	http://www.synqor.com

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5 / 13 page

Product # PQ60260HTB10

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-2HTB26F Rev. H

10/10/08

Page 5

Input:

Output:

Current:

Package:

35-75 V

26 V

9.6 A (250W)

Half-brick

Technical Specification

60

65

70

75

80

85

90

95

100

0

1

2

3

4

5

6

7

8

9

10

Load Current (A)

36 Vin

48 Vin

75 Vin

86

87

88

89

90

91

92

93

94

0

100

200

300

400

500

Air Flow (LFM)

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 and

nominal input voltage.

0

5

10

15

20

25

0

1

2

3

4

5

6

7

8

9

10

Load Current (A)

36 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.

8

9

10

11

12

13

14

15

16

0

100

200

300

400

500

Air Flow (LFM)

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

1

2

3

4

5

6

7

8

9

10

0

25

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)

0 LFM (0 m/s)

Figure 5: Maximum output power derating curves (no heatsink) vs.

ambient air temperature for airflow rates of 0 LFM through 400 LFM

with air flowing from pin 3 to pin 1 (nominal input voltage).

9

12

15

18

21

24

27

0

2

4

6

8

10

12

14

Load Current (A)

36 V

48 V

75 V

Figure 6: Output voltage vs. load current showing typical current limit

curves and converter shutdown points.

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

minimum, nominal, and maximum input voltage at 25°C.

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