REV. JUN 27, 2003
Page 4 of 12
HWD DC/DC Series Data Sheet
Table 5. Environmental
Parameter Min Typ Max Units
Operating Baseplate Temperature -40 - +100
°C
Operating Humidity (non-condensing) - - 95 %
Storage Humidity (non-condensing) - - 95 %
Table 6. Isolation Specifications
Parameter Min Typ Max Units
Input to Each Output 1500 - - VDC
Input to Baseplate 1500 - - VDC
Output to Output - - - VDC
Resistance, Input - Output 10 - -
MΩ
Capacitance, Input - Output - 2200 - pF
Table 7. EMI and Regulatory Agency Compliance
Conducted Emissions
(With input filter configuration in Figure 3.)
CISPR 22 class A
Safety UL60950 Recognized, CAN/CSA C22.2 No. 60950-00
Recognized
Table 8. General Specifications
Parameter Min Typ Max Units
Efficiency η
(Vi=24VDC, Io1,Io2 = 7.5A)
(Vi=48VDC, Io1,Io2 = 7.5A)
79
77
81
79
-
-
%
Calculated MTBF (Po=60W, Tbp=40°C)
- 900 - kHrs
Table 9. Physical
Parameter Units
Dimensions 2.30 (58.4) 2.40 (60.9) 0.50 (12.70) in (mm)
Weight 2.4(68) oz(g)
Markings & labeling Includes Part Number, Power-One Logo, Date Code and
Country of Manufacture
