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Not Recommended for New Designs - Replaced by BCM48Bx480y300A00
B048F480T30
Specifications
General
(continued)
Parameter
Min
Typ
Max
Unit
Note
MTBF
MIL-HDBK-217F
3.5
Mhrs
25°C, GB
Isolation specifications
Voltage
Capacitance
Resistance
2,250
10
3,000
cTüVus
Vdc
pF
M Ω
Input to output
Input to output
Input to output
UL /CSA 60950-1, EN 60950-1
Agency approvals
Mechanical
CE Marked for Low Voltage Directive and RoHS Recast Directive, as applicable
See mechanical drawings, Figures 15 – 18
Weight
Dimensions
Length
Width
Height
Thermal
0.53/15
1.28/ 32,5
0.87 / 22
0.265 / 6,73
oz /g
in / mm
in / mm
in / mm
Overtemperature shutdown
125
130
135
°C
Junction temperature
Thermal capacity
9.3
Ws /°C
Junction-to-case thermal impedance (R θ JC )
Junction-to-board thermal impedance (R θ JB )
1.1
2.1
°C / W
°C / W
See Thermal Considerations on Page 10
Auxiliary Pins (Conditions are at 48 Vin, full load, and 25°C ambient unless otherwise specified)
Parameter
Min
Typ
Max
Unit
Note
Primary control (PC)
DC voltage
Module disable voltage
Module enable voltage
4.8
2.4
5.0
2.5
2.5
5.2
2.6
Vdc
Vdc
Vdc
Current limit
2.4
2.5
2.9
mA
Source only
Enable delay time
67
ms
Disable delay time
40
μs
See Figure 12, time from PC low to output low
Figure 12 — V OUT at full load vs. PC disable
Figure 13 — PC signal during fault
BCM ? Bus Converter
Page 5 of 12
Rev 3.4
01/2014
vicorpower.com
800 927.9474
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