HWD075DGE Datasheet, PDF (2/15 Pages) Power-One – HWD Series . 75 Watt, Half-Brick DC/DC Converter Wide Input Range Dual Output

HWD Series – 75 Watt, Half-Brick DC/DC Converter
Wide Input Range
Dual Output
Datasheet
Absolute Maximum Ratings Table 1.
Parameter
Symbol
Input Voltage
Continuous
Vi
Transient (100 msec)
Vi
Operating Baseplate Temperature
Tb
Note 1
Storage Temperature
Tstg
Input to Output Isolation
-
Output Short Circuit Duration
-
Total Output Power
Pomax
No Load Power Dissipation
Min
-
-
-40
-55
-
-
-
-
Max
60
100
+100
+125
1500
Continuous
75
6
Units
Vdc
Vdc
°C
°C
Vdc
-
W
W
Electrical Specifications
Unless otherwise indicated, specifications apply over all input voltages, resistive load, and Tbp=+40°C.
Table 2. Input Specifications
Parameter
Symbol Min
Typ
Max
Units
Voltage Range
Vi
18*
24/48
60
Vdc
Maximum Input Current
Ii
-
-
5.5
A
Input Ripple Rejection (120Hz)
Inrush Transient
-
60
-
dB
-
-
1
A²s
Input Reflected Ripple (see figure 1)
-
-
250
mAp-p
* Module will operate within specification with an input voltage of 18 Vdc, but must be turned on with an input voltage > 19.5 Vdc. See
Undervoltage Lockout Specification.
Fusing considerations
Caution: This DC-DC converter is not internally fused. An external input fuse must always be used.
Table 3. Output Specifications
Parameter
Symbol
Min
Typ
Output Power
Po1
-
-
Po2
-
-
Po1+Po2
-
-
Output Voltage Set Point
Vo1
4.9
5.0
(Vi=24Vdc or Vi=48Vdc,
Vo2
3.23
3.3
Io1,Io2=7.5A)
Output Line Regulation:
Vo1,Vo2
-
0.05
(Vi=Vi,min to Vi,max)
(Io1, Io2=7.5A)
Output Load Regulation:
Vo1,Vo2
-
0.5
(Io,min to Io,max)
REV. 9/01
www.power-one.com
Max
Units
75
W
50
W
75
W
5.1
Vdc
3.37
Vdc
0.2
%
1
%
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