PRELIMINARY
Specifications
V•I Chip Bus Converter Module
Input (Conditions are at 384 Vin, full load, and 25°C ambient unless otherwise specified)
Parameter
Min
Typ
Max
400
1
Unit
Vdc
V/µs
Vdc
Vdc
Vdc
Vdc
mA
A
Note
Input voltage range
360
384
Input dV/dt
Input undervoltage turn-on
Input undervoltage turn-off
Input overvoltage turn-on
Input overvoltage turn-off
Input quiescent current
Inrush current overshoot
Input current
354
320
400
425
1.2
1.2
PC low
Using test circuit in Figure 21; See Figure 1
0.7
6.0
Adc
mA p-p
W
Input reflected ripple current
No load power dissipation
Internal input capacitance
Internal input inductance
Recommended external input capacitance
610
5.2
0.3
5
Using test circuit in Figure 21; See Figure 4
µF
nH
1
µF
200 nH maximum source inductance; See Figure 21
Input Waveforms
Figure 1 — Inrush transient current at full load and 384 Vin with PC
Figure 2 — Output voltage turn-on waveform with PC enabled at full load
enabled
and 384 Vin
Figure 3 — Output voltage turn-on waveform with input turn-on at full
Figure 4 — Input reflected ripple current at full load and 384 Vin
load and 384 Vin
vicorpower.com
800-735-6200
V•I Chip Bus Converter Module
B384F120T24
Rev. 1.2
Page 2 of 13
VICOR [ VICOR CORPORATION ]
