SPECIFICATIONS (CONT.)

Figure 3 — Input reflected ripple current

+IN

–IN

1000

μF

Al-Electrolytic

Reflected

Ripple

Measurement

2.37 k

Ω

+ OUT

– OUT

10 A

PRM

VH

SC

SG

OS

NC

CD

VC

PC

TM

IL

NC

PR

+IN

+OUT

-OUT

-IN

Figure 4 — Input filter capacitor recommendation

INPUT WAVEFORMS

Figure 1 — Vf and PC response from power up

Figure 2 — Vf turn-on waveform with inrush current – PC enabled

Pre-Regulator Module

PR024A480T012FP

vicorpower.com

Rev. 1.1

Page 3 of 13

[a]