V048K480T006 Datasheet, PDF (3/15 Pages) Vicor Corporation – VI Chip - VTM Voltage Transformation Module

Electrical Specifications (continued)
PRELIMINARY
Waveforms
Figure 1— Input reflected ripple current at full load and 48 Vf.
Ripple vs. Output Current
200
180
160
140
120
100
80
60
40
20
0
0 0.63 1.25 1.88 2.5 3.13 3.75 4.38 5 5.63 6.25
Output Current (A)
Figure 2— Output voltage ripple vs. output current at 48 Vout with no POL
bypass capacitance.
100
98
96
94
92
90
88
86
84
82
80
0
Efficiency vs. Output Current
0.63 1.25 1.88 2.5 3.13 3.75 4.38 5 5.63 6.25
Output Current (A)
Figure 3— Efficiency vs. output current at 48 Vf.
Power Dissipation
12
11
10
9
8
7
6
5
4
3
2
0 0.625 1.25 1.875 2.5 3.125 3.75 4.375 5 5.625 6.25
Output Current (A)
Figure 4—Power dissipation as a function of output current at 48 Vf.
Figure 5— Output voltage ripple at full load and 48 Vout; without any
external bypass capacitor.
Figure 6—Output voltage ripple at full load and 48 Vout with 9.4 µF
ceramic external bypass capacitance and 20 nH distribution inductance.
vicorpower.com 800-735-6200
V•I Chip Voltage Transformation Module
V048K480T006
Rev. 1.0
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