DC048B010T010FP Datasheet, PDF (10/21 Pages) Vicor Corporation – 48 V Input DC-DC Converter Modules

3.3 Vout, 165 W OPERATING SPECIFICATIONS - (e.g. DC048B033T016FP)
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
87
91
%
Nominal input; full load; 25°C
130
163
mV
p-p; Nominal input; full load; 20 MHz bandwith
4.67
4.95
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
6,700
µF
External
0
50
Amps
54.0
57.5
65
Amps
Shut down, may require PC enable to initiate restart
0
1.0
25
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
5 10 15 20 25 30 35 40 45 50
Output Current (A)
Figure 7-1 – Efficiency vs. load
Power Dissipation vs. Output Current
22
20
18
16
14
Vin
36 V
12
48 V
75 V
10
8
6
4
0 5 10 15 20 25 30 35 40 45 50
Output Current (A)
Figure 7-2 – Power dissipation vs. load
Ripple vs. Output Current
140
120
100
80
Vin
60
NL
40
20
0
0
10
20
30
40
50
Output Current (A)
Figure 7-3 – Output ripple vs. load with no external bypass capacitance
Figure 7-4 – Transient response 100 – 50%, 3 x 4.7 µF ceramic bypass
capacitance
Figure 7-5 – Transient response 50 – 100%, 3 x 4.7 µF ceramic bypass
capacitance
Figure 7-6 – 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 10 of 21