Delta Electronics Q48DC User Manual

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FEATURES 
 
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High efficiency: 88%@  ±12.1V/2.7A 
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Size: 57.9mm x 36.8mm x 9.7mm 
(2.28”×1.45”×0.38”) 
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Industry standard pin out 
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 Fixed 
frequency 
operation 
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Input UVLO, Output OCP, OVP, OTP 
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 2250V 
isolation 
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No minimum load required 
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Adjustable output voltage 
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ISO 9001, TL 9000, ISO 14001, QS9000, 
OHSAS18001 certified manufacturing 
facility 
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UL/cUL 60950-1 (US & Canada), and TUV 
(EN60950-1) - pending 
 
 
Delphi Series Q48DC, 65W Quarter Brick Dual Output
DC/DC Power Modules: 48V in, 
±12.1V, 2.7A Output
 
 
The Delphi Series Q48DC second generation Quarter Brick, 48V 
input, positive and negative bipolar dual output, and isolated DC/DC 
converters are the latest offering from a world leader in power system 
and technology and manufacturing ― Delta Electronics, Inc. The 
Q48DC product family is the second generation in the bipolar dual 
output series and it provides even more cost effective solution of 
positive and negative bipolar output (output voltage is 12.1V) and up 
to 65 watts of power in an industry standard quarter brick package 
size. Both output channels can be used independently. With creative 
design technology and optimization of component placement, these 
converters possess outstanding electrical and thermal performance, 
as well as extremely high reliability under highly stressful operating 
conditions.
 
All models are fully protected from abnormal input/output 
voltage, current, and temperature conditions. The Delphi Series 
converters meet all safety requirements with basic insulation.
 
PRELIMINARY DATASHEET 
DS_ Q48DC12003_03112008 
OPTIONS 
 
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Positive On/Off logic
 
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Output OVP hiccup available 
 
APPLICATIONS 
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Telecom / DataCom 
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 Wireless 
Networks 
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 Optical 
Network 
Equipment 
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Server and Data Storage 
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Industrial / Test Equipment