Specifications
Input
(Conditions are at 48 V
IN
, 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
Min
38
Typ
48
Max
53
1
37.4
Unit
Vdc
V/µs
Vdc
Vdc
Vdc
Vdc
mA
A
Adc
mA p-p
W
µF
nH
µF
Note
32.8
53.0
59.0
2.6
3.5
6.8
120
4.0
1.9
5
47
5.9
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 48 V
IN
with PC enabled
Figure 2
— Output voltage turn on waveform with PC enabled
at full load and 48 V
IN
Figure 3
— Output voltage turn on waveform with input turn on
at full load and 48 V
IN
Figure 4
— Input reflected ripple current at full load and 48 V
IN
vicorpower.com
800-735-6200
BCM™ Bus Converter
B048F240T30
Rev. 2.8
Page 2 of 12
VICOR [ VICOR CORPORATION ]
