Specifications
Input (Conditions are at 48 VIN, full load, and 25°C ambient unless otherwise specified)
Parameter
Min
Typ
Max
55
Unit
Vdc
V/µs
Vdc
Vdc
Vdc
Vdc
mA
A
Note
Input voltage range
38
48
Input dV/dt
1
Input undervoltage turn on
Input undervoltage turn off
Input overvoltage turn on
Input overvoltage turn off
Input quiescent current
Inrush current overshoot
Input current
38.0
32.0
55.0
60.0
2.5
5.3
PC low
Using test circuit in Figure 20; See Figure 1
5.4
4.1
Adc
mA p-p
W
Input reflected ripple current
No load power dissipation
Internal input capacitance
Internal input inductance
Recommended external input capacitance
140
3.1
4.0
5
Using test circuit in Figure 20; See Figure 4
µF
nH
47
µF
200 nH maximum source inductance; See Figure 20
Input Waveforms
Figure 2 — Output voltage turn on waveform with PC enabled
Figure 1 — Inrush transient current at full load and 48 V
IN
at full load and 48 V
with PC enabled
IN
Figure 3 — Output voltage turn on waveform with input turn on
Figure 4 — Input reflected ripple current at full load and 48 V
IN
at full load and 48 V
IN
vicorpower.com
800-735-6200
BCM™ Bus Converter
B048F096T24
Rev. 4.9
Page 2 of 12
VICOR [ VICOR CORPORATION ]
