B048F040T20 Datasheet, PDF (2/12 Pages) Vicor Corporation – BCM Bus Converter

Specifications
V•I Chip Bus Converter Module
Input (Conditions are at 48 Vin, full load, and 25°C ambient unless otherwise specified)
Parameter
Min
Typ
Max
Unit
Note
Input voltage range
38
48
55
Vdc
Input dV/dt
1
V/µs
Input undervoltage turn-on
37.4
Vdc
Input undervoltage turn-off
32.6
Vdc
Input overvoltage turn-on
55.0
Vdc
Input overvoltage turn-off
59.0
Vdc
Input quiescent current
2.9
mA
PC low
Inrush current overshoot
3.7
A
Using test circuit in Figure 20; See Figure 1
Input current
4.6
Adc
Input reflected ripple current
114
mA p-p
Using test circuit in Figure 20; See Figure 4
No load power dissipation
3.9
4.8
W
Internal input capacitance
1.9
µF
Internal input inductance
5
nH
Recommended external input capacitance
47
µF
200 nH maximum source inductance; See Figure 20
Input Waveforms
Figure 1 — Inrush transient current at full load and 48 Vin with PC enabled
Figure 2 — Output voltage turn-on waveform with PC enabled at full load
and 48 Vin
Figure 3 — Output voltage turn-on waveform with input turn-on at full
load and 48 Vin
Figure 4 — Input reflected ripple current at full load and 48 Vin
vicorpower.com 800-735-6200
V•I Chip Bus Converter Module
B048F040T20
Rev. 2.5
Page 2 of 12