BUB20W Datasheet, PDF (3/5 Pages) Bothhand USA, LP. – Isolated DC-DC Converters

General Specifications
Efficiency
Isolation voltage
Isolation resistance
Isolation capacitance
Switching frequency
Reliability, calculated MTBF
Physical Specifications
Case material
Base material
Potting material
Dimensions
Weight
BOTHHAND USA
Isolated DC-DC Converters
BUB20W Series -- 20 Watt
Nominal input
Input to output
500Vdc
See table
1500Vdc
10 ⁹ Ohms min.
1050pF typ.
330kHz typ.
1.35 × 10 ⁶ Hrs
Nickel-coated copper
Non-conductive black plastic
Silicon rubber (UL94V-0)
2.0 × 1.0 × 0.4 Inch
(50.8 × 25.4 × 10.2 mm)
32.0g (1.13oz) typ.
120
100
80
60
40
20
0
-40
BUB20W Series
Power Derating Curve(5)
Natural convection with heatsink
Natural convection without heatsink
71 78
-20 0 20 40 60 80
105
100 120
Ambient Temp.TA (℃)
BUB20-48S1W
Input voltage vs. Efficiency
BUB20-48S1W
Output Current vs. Efficiency
Input voltage (V)
Output Current (A)
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