Technical Reference Note
Input Specifications
Rev.10.13.14_#1.1
AVE240C-48S12
Page 4
Table 2. Input Specifications:
Parameter
Conditions1
Symbol
VIN,DC
Min
36
31
30
1
Typ
48
Max
75
36
35
3
Unit
Vdc
Vdc
Vdc
V
Operating Input Voltage, DC
Turn-on Voltage Threshold
Turn-off Voltage Threshold
Lockout Voltage Hysteresis
All
IO = IO,
VIN,ON
35.1
33.6
1.5
max
IO = IO,
VIN,OFF
max
IO = IO,
max
Maximum Input Current
(IO = IO,max)
VIN,DC = 36VDC
IIN,max
-
-
8
A
No-load input current
IO = 0A
IIN
IIN
-
-
-
-
-
-
0.09
0.05
2
A
A
Standby Input current
Remote OFF
Power ON
Inrush current transient rating
A2s
Fast blow external
fuse recommended
Recommended Input Fuse
-
-
20
A
μF\μH
uF
Input filter component values (C\L)
Recommended External Input Capacitance
Internal values
11\1
100
Low ESR capacitor
recommended
CIN
-
-
-
Through 12uH
inductor
Input Reflected Ripple Current
Operating Efficiency
-
80
mA
TA=25 OC
IO = IO,max
IO = 50%IO,max
η
-
-
94.6
95
-
-
%
%
Note 1 - Ta = 25 OC, airflow rate = 400 LFM, Vin = 48Vdc, nominal Vout unless otherwise noted.
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