Delta Electronics manual Features, Options, Applications, DATASHEET DSF48SA2802512072007

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DATASHEET

Delphi Series F48SA, 700W Full Brick Family DC/DC Power Module: 48Vin, 28Vout

The Delphi Series F48SA, 48V input, single output, full brick sized isolated DC/DC converter is the latest offering from a world leader in power systems technology and manufacturing ― Delta Electronics, Inc. The Delphi F48SA series provides up to 700 watts of power or up to 25A of output current. This product family operates from a wide input range of 36V to 75V. 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 protected from abnormal input/output voltage and current conditions, and feature 2250V input/output isolation and basic insulation. An optional heatsink is available for extended operation.

DATASHEET

DS_F48SA28025_12072007

FEATURES

High efficiency: 91.5% @ 28V/25A

Industry standard size and pinout:

61.0x 116.8 x 12.7mm (2.40”x 4.60”x 0.50”) Fixed frequency operation

Remote sense

Input UVLO, Output OCP, OVP & OTP Auxiliary bias power

Basic insulation 2250V isolation

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 directive

OPTIONS

Heatsink for extended operation Output current monitoring Delayed overcurrent shutdown Parallel operation using forced current sharing

APPLICATIONS

Telecom / DataCom

Wireless Networks

Optical Network Equipment

Server and Data Storage

Industrial / Test Equipment

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Contents OPTIONS FEATURESAPPLICATIONS DATASHEET DSF48SA2802512072007INPUT CHARACTERISTICS TECHNICAL SPECIFICATIONSOUTPUT CHARACTERISTICS DYNAMIC CHARACTERISTICS36Vin ELECTRICAL CHARACTERISTICS CURVES48Vin 75VinFor Positive Remote On/Off Logic For Negative Remote On/Off LogicFigure 7 Output voltage response to step-change in load Figure 12 Output voltage noise and ripple measurement test setup Figure 13 Output voltage ripple at nominal input voltage and rated load current 100 mV/div. Load capacitance470uF aluminum, 1µF ceramic capacitor and 10µFlow ESR capacitor. Bandwidth 20 MHz. Scope measurement should be made using a BNC cable length shorter than 20 inches. Position the load between 51 mm to 76 mm 2 inches to 3 inches from the module Soldering and Cleaning Considerations Safety ConsiderationsDESIGN CONSIDERATIONS Input Source ImpedanceOver-Current Protection FEATURES DESCRIPTIONSOver-Voltage Protection Over-Temperature ProtectionOutput Voltage Adjustment TRIM FEATURES DESCRIPTIONS CONTHERMAL CONSIDERATIONS Thermal Testing SetupTHERMAL CURVES Thermal DeratingMECHANICAL DRAWING Pin SpecificationPin No NamePART NUMBERING SYSTEM WARRANTYMODEL LIST MODEL NAME