DC048B010T010FP Datasheet, PDF (17/21 Pages) Vicor Corporation – 48 V Input DC-DC Converter Modules

48 Vout, 220 W OPERATING SPECIFICATIONS - (e.g. DC048B480T022FP)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Output capacitance
Load current
Current limit (peak)
Short circuit current (avg)
Min
Typ
Max
Unit
Notes
90
93
%
Nominal input; full load; 25°C
160
200
mV
p-p; Nominal input; full load; 20 MHz bandwith
56.0
59.4
Volts
25°C; recycle input voltage to restart (1 minute off)
5.5
7.6
Watts
No load
±0.6
±1.5
%
No load to full load; nominal input, deviation from setpoint
47
µF
External
0
4.58
Amps
4.95
5.27
5.95
Amps
Shut down, may require PC enable to initiate restart
0
1.0
2.29
Amps
Shut down, may require PC enable to initiate restart
Efficiency vs. Output Current
95
90
85
Vin
80
36 V
48 V
75 V
75
70
65
0 0.45 0.9 1.35 1.8 2.25 2.7 3.15 3.6 4.05 4.5 4.95
Output Current (A)
Figure 14-1 – Efficiency vs. load
Power Dissipation vs. Output Current
20
18
16
14
Vin
12
36 V
48 V
10
75 V
8
6
4
0 0.45 0.9 1.35 1.8 2.25 2.7 3.15 3.6 4.05 4.5 4.95
Output Current (A)
Figure 14-2 – Power dissipation vs. load
160
140
120
100
80
60
40
20
0
0
Ripple vs. Output Current
Vin
NL
1
2
3
4
5
Output Current (A)
Figure 14-3 – Output ripple vs. load with no external bypass capacitance
Figure 14-4 – Transient response 100 – 50%, 3 x 4.7 µF ceramic bypass
capacitance
Figure 14-5 – Transient response 50 – 100%, 3 x 4.7 µF ceramic bypass
capacitance
Figure 14-6 – Output voltage ripple at nominal line and full load with no
external bypass capacitance.
VI Brick / 48V Input DC-DC Converter Modules
vicorpower.com
Rev. 1.1
Page 17 of 21