User`s manual

RTD Embedded Technologies, Inc. | www.rtd.com 8 LAN17255HRHR User’s Manual
2 Specifications
Operating Conditions 2.1
Table 2: Operating Conditions
Symbol
Parameter
Test Condition
Min
Max
Unit
V
in
DC power supply input
Supplied to CON1
7.5
36
V
+5V
+5V power supply input
Supplied to CON2
4.75
5.25
V
T
a
Operating Temperature
-40
+85
C
T
s
Storage Temperature
-55
+125
C
RH
Relative Humidity
Non-Condensing
0
90%
%
MTBF
Mean Time Before Failure
30C
TBD
Hours
Electrical Characteristics 2.2
Table 3: Electrical Characteristics
Symbol
Parameter
Test Condition
Min
Typ.
Max
Unit
Power +5V
Power Consumption
+5V = 5.0V, 5 ports connected
2.1
W
Power V
in
Power Consumption
V
in
= 7.5 – 36 V, 5 ports connected
2.1
W