Voltage Transformation Module

VT048A020T080FP

vicorpower.com

Rev. 1.1

Page 4 of 11

Figure 8 — 80.0-0 A load step with 100 µF input capacitance and no output

capacitance.

Figure 7 — 0-80.0 A load step with 100 µF input capacitance and no output

capacitance.

SPECIFICATIONS (CONT.)

Figure 5 — Output voltage ripple at full load and 48 Vf with no POL bypass

capacitance.

Figure 6 — Output voltage ripple at full load and 48 Vf with 100 µF ceramic

POL bypass capacitance and 20 nH distribution inductance.

WAVEFORMS

Efficiency vs. Output Current

84

86

88

90

92

94

0

102030

4050607080

Output Current (A)

2.0 V

1.8 V

1.5 V

Figure 3 — Efficiency vs. output current.

Power Dissipation

0

2

4

6

8

10

12

14

16

0

8

16

24

32

40

48

56

64

72

80

Output Current (A)

2.0 V

1.8 V

1.5 V

Figure 4 — Power dissipation vs. output current.