Specifications, continued
GENERAL
Parameter
Min
Typ
Max
Unit
Note
MTBF
MIL-HDBK-217F
Telcordia TR-NT-000332
Telcordia SR-332
Demonstrated
3.6
4.2
Mhrs
Mhrs
hrs
25°C, GB
TBD
TBD
hrs
Isolation specifications
Voltage
2,250
10
Vdc
pF
Input to Output
Capacitance
5,000
6,500
Input to Output
Resistance
MΩ
Input to Output
Agency approvals (pending)
cTÜVus
UL/CSA 60950, EN 60950
Low Voltage Directive
See mechanical drawing, Figs.15 and 17
CE Mark
Mechanical parameters
Weight
0.5 / 14
oz / g
Dimensions
Length
1.26 / 32
0.85 / 21.5
0.24 / 6
in / mm
in / mm
in / mm
Width
Height
Auxiliary Pins (Conditions are at nominal line, full load, and 25°C ambient unless otherwise specified)
Parameter
Min
Typ
Max
Unit
Note
Primary control (PC)
DC voltage
4.8
2.4
5.0
2.5
2.5
2.5
50
4
5.2
V
V
Module disable voltage
Module enable voltage
Current limit
2.6
2.9
V
2.4
mA
ms
µs
Source only
See Fig.2
Enable delay time
Disable delay time
Temperature Monitor (TM)
27°C setting
10
See Fig.12
2.95
100
3.00
10
3.05
V
mV/°C
°C
Operating junction temperature
Temperature coefficient
Full range accuracy
Current limit
±5
Operating junction temperature
Source only
µA
Figure 12— VOUT at full load vs. PC disable
Figure 13— PC signal during fault
Vicor Corporation
Tel: 800-735-6200
V•I Chip Bus Converter
B048K120T20
Rev. 2.2
Page 5 of 16
45
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