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NEB-D Datasheet, PDF (4/36 Pages) CUI INC – FULLY REGULATED ADVANCED BUS CONVERTERS
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CUI Inc │ SERIES: NEB-D │ DESCRIPTION: FULLY REGULATED ADVANCED BUS CONVERTERS
date 06/10/2016 │ page 4 of 36
Absolute Maximum Ratings
parameter
operating temperature (TP1)
storage temperature (TS)
conditions/description
see thermal consideration section
input voltage (VI)
isolation voltage (Viso)
input voltage transient (Vtr)
remote control pin voltage (VRC)
SALERT, CTRL, SCL, SDA, SA0,
SA1 (V Logic I/O)
input to output test voltage, see note 1
according to ETSI EN 300 132-2 and Telcordia GR-
1089-CORE
see operating information section
min
-40
-55
-0.5
-0.3
-0.3
typ
max
units
+125
°C
+125
°C
+80
+65*
V
2250
Vdc
+100
+80*
V
18
V
3.6
V
Stress in excess of Absolute Maximum Ratings may cause permanent damage. Absolute Maximum Ratings, sometimes referred to as no destruction limits, are normally tested with one
parameter at a time exceeding the limits in the Electrical Specification. If exposed to stress above these limits, function and performance may degrade in an unspecified manner.
Note 1: Isolation voltage (input/output to base-plate) max 750 Vdc.
* Applies for the narrow input version VI= 40-60 V
Fundamental Circuit Diagram
+IN
-IN
Auxillary
Supply
RC
+OUT
-OUT
Driver
RC isolation
Control
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