Rev 1.4

vicorpower.com

Page 7 of 23

05/2015

800 927.9474

BCM380y475x1K2A31

16

18

20

22

24

26

28

30

32

34

260275

290305

320335

350365

380395

410

Input Voltage (V)

I

OUT_DC

I

OUT_PULSED

700

800

900

1000

1100

1200

1300

1400

1500

1600

260275

290305

320335

350365

380395

410

Input Voltage (V)

P

OUT_DC

P

OUT_PULSED

Figure 1 — Specified thermal operating area

0

10

20

30

40

50

60

70

80

90

100

110

0

102030405060708090

100 110

Load Current (% I

Case Temperature (°C)

One side cooling

One side cooling and leads

Double Side cooling and leads

0

200

400

600

800

1000

1200

1400

35

45

55

65

75

85

95

105

115

125

Figure 3 — Specified Primary start-up into load current and external capacitance