Specifications
Input
(Conditions are at 384 Vin, full load, and 25°C ambient unless otherwise specified)
Parameter
Input voltage range
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
Input reflected ripple current
No load power dissipation
Internal input capacitance
Internal input inductance
Recommended external input capacitance
1.1
0.28
0.9
456
5.8
0.2
5
2.2
8.3
Min
360
Typ
384
Max
400
1
320
Unit
Vdc
V/µs
Vdc
Vdc
Vdc
Note
280
400
440
Vdc
mA
A
Adc
mA p-p
W
µF
nH
µF
PC low
Using test circuit in Figure 20; See Figure 1
Using test circuit in Figure 20; See Figure 4
200 nH maximum source inductance; See Figure 20
Input Waveforms
Figure 1
— Inrush transient current at full load and 384 Vin with PC
enabled
Figure 2
— Output voltage turn-on waveform with PC enabled at full load
and 384 Vin
Figure 3
— Output voltage turn-on waveform with input turn-on at full
load and 384 Vin
Figure 4
— Input reflected ripple current at full load and 384 Vin
vicorpower.com
800-735-6200
V•I Chip Bus Converter
B384F120T30
Rev. 2.4
Page 2 of 12
VICOR [ VICOR CORPORATION ]
