Vicor Corporation

Tel: 800-735-6200

V•I Chip Voltage Transformation Module

V048K015T100

Rev. 1.2

Page 3 of 16

vicorpower.com

Specifications

Figure 1— Input reflected ripple current at full load and 32 Vin

80.00

82.00

84.00

86.00

88.00

90.00

92.00

94.00

0.0

20.0

40.0

60.0

80.0

100.0

Output Current (A)

0.8 Vout

1 Vout

1.2 Vout

1.5 Vout

Efficiency vs. Output Current

Figure 3— Efficiency vs. output current and output voltage

Output Current (A)

Power Dissipation vs. Output Current

0.00

2.00

4.00

6.00

8.00

10.00

12.00

14.00

16.00

18.00

0.0

20.0

40.0

60.0

80.0

100.0

0.8Vout

1.0Vout

1.2Vout

1.5Vout

Figure 4—Power dissipation as a function of output current and

output voltage

WAVEFORMS

Figure 6—Output voltage ripple at full load and 1.0 Vout with

200 µF ceramic external bypass capacitance and 20 nH

distribution inductance.

Figure 5— Output voltage ripple at full load and 1.0 Vout;

without any external bypass capacitor.

Output Ripple vs Load

0

5

10

15

20

25

30

35

40

45

50

55

60

65

010

20

30

405060

7080

90

100

Output Current (A)

Figure 2— Output voltage ripple vs. output current at 1.0 Vout

with no POL bypass capacitance.