IBC MODULE

Rev 1.2

vicorpower.com

Page 9 of 15

1/2013

800 735.6200

IB0xxQ096T80xx-xx

SPECIFICATIONS (CONT.)

Output Current Derating

Ambient Air Temperature (°C)

200 LFM

400 LFM

600 LFM

90

80

70

60

50

40

30

20

10

0

25

35

45

55

65

75

85

95

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

Transverse airflow, Board and junction temperatures <125 ° C.

Tested with IBC evaluation board IB050Q096T80N1-CB

Output Current Derating

Ambient Air Temperature (°C)

200 LFM

400 LFM

600 LFM

90

80

70

60

50

40

30

20

10

0

25

35

45

55

65

75

85

95

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

Longitudinal airflow, Board and junction temperatures <125 ° C.

Tested with IBC evaluation board IB050Q096T80N1-CB

Vsource

+

_

Current Probe

47 µF

IBC

+IN

EN

–IN

+OUT

–OUT

C*

*Maximum load capacitance

Figure 21 — Test circuit; inrush current overshoot

Vsource

+

_

Current Probe

470 µF

IBC

+IN

EN

–IN

+OUT

–OUT

10 µH

Figure 22 — Test circuit; input reflected ripple current

WAVEFORMS (CONT.)

+IN

–IN

+OUT

–OUT

IBC

E – Load

Cy

= 4700 pF

20 MHz BW

10 µF

0.1 µF

a-d

Figure 23 — Test circuit; output voltage ripple

Vsource

+

_

C

IN

IBC

+IN

EN

–IN

+OUT

–OUT

C

OUT

R

L

C

C

V

OUT

0.25 x I

OUT MAX

R

L

Ω

=

Figure 24 — Test circuit, load transient