Delta Electronics S48SR دليل المستخدم

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FEATURES
High efficiency: 86% @ 3.3V/4.5A
Standard footprint: 2.0” ×1.0”
Industry standard pin out

Low profile

- Open Frame: 9.1mm (0.36”)
- Encapsulated: 10.7mm (0.42”)
Fixed frequency operation
Input UVLO, Output OCP, OVP
No minimum load required
2:1 input voltage range
ISO 9001, TL 9000, ISO 14001, QS9000,
OHSAS18001 certified manufacturing facility
UL/cUL 60950 (US & Canada) Recognized
and TUV (EN60950) Certified

CE mark meets 73/23/EEC and 93/68/EEC
directi

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SPECIFICATIONS GENERAL SPECIFICATIONS OUTPUT SPECIFICATIONS Input Voltage 36~75V Voltage Accuracy Typical ±1% Switching Frequency Typical (3.3V) 290KHz Line Regulation Typical ±0.1% Isolation Voltage In/Out 1500V Load Regulation 0%~100% ±0.2% Isolation Typical 500pF Ripple & Noise 20MHz BW Typical 50 mV Isolation Resistance Minimum 100M Ω Current Limits Typical 150% MTBF Bellcore 3M hours Over Voltage Typical 125% Encapsulated 2.00”×1.00”×0.42” Voltage Trim +10%, -10% Size Open F