Rev. 3.1

2/2011

Page 6 of 18

V•I CHIP CORP. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200

vicorpower.com

x 120

025A00

y

E

48

VTM

0

5

10

15

20

25

30

35

40

45

0

2

4

6

8

10

12

14

16

Safe Operating Area

Output Voltage (V)

10 ms Max

Continuous

Figure 8 – Safe operating area

Board mounted module, scope setting : 20 MHz analog BW

50

75

100

125

150

175

200

225

250

0.0

2.5

5.0

7.5

10.0 12.5 15.0 17.5 20.0 22.5 25.0

Load Current (A)

26 V

48 V

55 V

V :

IN

Output Voltage Ripple vs. Load

Board mounted module, scope setting : 20 MHz analog BW

η

0

4

8

12

16

20

24

28

32

68

72

76

80

84

88

92

96

100

0.0

2.5

5.0

7.5

10.0

12.5

15.0

17.5

20.0

22.5

25.0

Efficiency & Power Dissipation 100°C Case

Load Current (A)

26 V

48 V

55 V

V :

IN

26 V

48 V

55 V

4

6

8

10

12

14

-40

-20

0

20

40

60

80

100

Case Temperature (°C)

I

:

OUT

12.5 A

25 A

Figure 5 – Efficiency and power dissipation at 100°C