IB048Q120T53N1-00 Datasheet, PDF (3/14 Pages) Vicor Corporation – 4:1 Intermediate Bus Converter Module: Up to 650 W Output

SPECIFICATIONS (CONT.)
All specifications valid at 48 V_IN , 100% rated load and 25 °C ambient, unless otherwise indicated.
Electrical Characteristics (Continued)
Attribute
Symbol Conditions / Notes
OUTPUT (Continued)
Line regulation (K factor)
Current share accuracy
Efficiency
50% load
Full load
Internal output inductance
Internal output capacitance
Load capacitance
Output OVP set point
Output voltage ripple
Output Overload protection threshold
Over current protection time constant
Short circuit current response time
Switching frequency
Transient Response
Voltage overshoot & undershoot
Response time
V_IN step
Pre-bias voltage
V_OUT = K • V_IN @ no load
Full power operation; See Parallel Operation
on page 11; up to 3 units
See Figure 1,2 and 3
See Figure 1,2 and 3
Nominal load
Module will shutdown
20 MHz bandwidth, using test circuit in
Figure 23
Of Iout max., will not shutdown when started
into max Cout; and 15% load
Auto restart with duty cycle <10%
25% load step; 1A /μS; See Figures 11–14
See Figures 11–14
5 V step in 1 μS within Vin operating range
Unit will start up
into pre-bias voltage on output
IB048Q120T53N1-00
Min
Typ
Max
Unit
0.245
0.250
0.252
10
%
97.5
97.8
%
97.0
97.3
%
1.6
nH
75
μF
0
3,000
μF
15.0
16.0
Vdc
60
150
mVp-p
105
150
%
1.2
ms
1.5
µs
1.0
MHz
100
mV
1
µS
1.25
V
0
15
Vdc
General Characteristics
Attribute
MTBF
Service life
Over temperature shut down
Dielectric withstand
Insulation resistance
Mechanical
Weight
Length
Width
Height above customer
Clearance to customer board
Agency approvals
(pending for baseplate version)
Altitude, operating
Relative humidity, Operating
RoHS compliance
Conditions: 25 °C case, 75% rated load and specified input voltage range unless otherwise specified.
Symbol
Conditions / Notes
Min
Typ
Max
Unit
Calculated per Telcordia SR-332, 40 °C
Calculated at 30 °C
T_J ; Converter will reset when over
temperature condition is removed
Input to output
Input to output
1.0
7
125
130
1,500
30
Mhrs
Years
135
°C
Vdc
MΩ
From lowest component on IBC
UL/cUL 60950-1, EN60950-1, IEC60950-1
Low voltage directive (CE Mark)
Derate operating temp 1 °C
per 1,000 feet above sea level
Non condensing
Compatible with RoHS directive 2002/95/EC
1.38 /39.1
2.30 /58.4
1.45 /36.8
0.41/ 10.5
0.12/ 0.30
-500
10
10,000
90
oz/g
in / mm
in / mm
in / mm
in / mm
Feet
%
IBC MODULE
Page 3 of 14
Rev 2.0
11/2012
vicorpower.com
800 735.6200