PRELIMINARY
µRAM2xxx
Figure 11—V375B12C250A
and µRAM; Input and output ripple
@50% (10A) load CH1=Vi; CH2=Vo; Vi-Vo=305mV; R
HR
=80k
(Configured as in Figs. 1 & 2)
Figure 12—V300B12C250A
and µRAM; Input and output
dynamic response no added C
TRAN
; 17.5% of 20A rating load
step of 3.5A (10A
➟
13.5A);R
HR
=80k (Configured as in Figs. 1 & 2)
Figure 13—V300B12C250A
and µRAM; Input and output
dynamic response C
TRAN
=820µF Electrolytic; 30% of load
step of 6A (10A
➟
16A);R
HR
=80k (Configured as in Figs. 1 & 2)
Figure 14—V48C5C100A
and µRAM; Input and output ripple
@50% (10A) load CH1=Vi; CH2=Vo; Vi-Vo=327mV; R
HR
=31k
(Configured as in Figs. 1 & 2)
Figure 15—V48C5C100A
and µRAM; Input and output dynamic
response no added C
TRAN
; 22.5% of 20A rating load step of 4.5A
(10A
➟
14.5A);R
HR
=31k (Configured as in Figs. 1 & 2)
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
Figure 16—V48C5C100A
and µRAM; Input and output dynamic
response C
TRAN
=820µF Electrolytic; 35% of load step of 7A
(10A
➟
17A);R
HR
=31k (Configured as in Figs. 1 & 2)
MicroRAM
Rev. 1.1
Page 7 of 8
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