VI BRICK IBC Module

IB048E120T40N1-00

vicorpower.com

Rev. 1.5

Page 8 of 13

SPECIFICATIONS (CONT.)

Output Current Derating

Ambient Temperature (°C)

200 LFM

400 LFM

600 LFM

45

40

35

30

25

20

15

10

5

0

35

25

45

55

65

75

85

95

Figure 19 — Maximum output power derating vs ambient air temperature.

Transverse airflow, Board and junction temperatures within

IPC-9592 derating guidelines

Output Current Derating

Ambient Temperature (°C)

200 LFM

400 LFM

600 LFM

45

40

35

30

25

20

15

10

5

0

35

25

45

55

65

75

85

95

Figure 20 — Maximum output power derating vs ambient air temperature.

Longitudinal airflow, Board and junction temperatures within

IPC-9592 derating guidelines

Vsource

+

_

Current Probe

47 µF

IBC

+IN

EN

–IN

+OUT

–OUT

C*

*Maximum load capacitance

Figure 21 — Inrush current overshoot

Vsource

+

_

Current Probe

470 µF

IBC

+IN

EN

–IN

+OUT

–OUT

10 µH

Figure 22 — Input reflected ripple current

WAVEFORMS (CONT.)

+IN

–IN

+OUT

–OUT

PCD

E – Load

Cy

= 4700 pF

20 MHz BW

10 µF

0.1 µF

a-d

Figure 23 — Test circuit; output voltage ripple