AIF25R48_03 Datasheet, PDF (4/29 Pages) Astec America, Inc – Isolated DC/DC Converter Module

AIF25R48 Series Technical Reference Note
Electrical Specifications
Unless otherwise indicated, specifications apply over all operating input voltage and
temperature conditions. Standard test condition on a single unit with a heatsink of 270mm
220mm 43mm is as following:
Tc(case): 25°C
+Vin:
48V 2%
−Vin:
CNT1:
+Vout:
Return pin for +Vin
Connect to -Vin
Connect to load
−Vout:
Connect to load (return)
+Sense: Connect to +Vout
-Sense:
Connect to -Vout
VB, Trim(Vadj): Open
CNT2, CNT3: Open
CB:
Open
IOG, TMP:
Open
AUX:
Open
Input Specifications
Parameter
Operating Input Voltage
Device Symbol Min
Typ
All
V_I
36
48
Max
75
Unit
V_DC
Maximum Input Current
(Vi = 0 to Vi,max, Io = Io,max)
All
Ii,max
-
-
23
A
Input Reflected-ripple Current
All
Ii
-
-
160 mAp-p
(Vi = Vi,nom ,
5Hz to 20MHz: 12uH source
impedance: Tc = 25 ºC.)
No Load Input Power
All
-
-
-
7
W
(Vi = Vi,nom )
CAUTION: This power module is not internally fused. An input line fuse must always be used.
DATE: May 28, 2003
MODEL : AIF25R48 SERIES
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