Delta Electronics F48SA manual Thermal Considerations, Thermal Curves, Thermal Testing Setup

Contents DATASHEET DSF48SA2802512072007 FEATURESOPTIONS APPLICATIONSDYNAMIC CHARACTERISTICS TECHNICAL SPECIFICATIONSINPUT CHARACTERISTICS OUTPUT CHARACTERISTICS75Vin ELECTRICAL CHARACTERISTICS CURVES36Vin 48VinFor 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 Input Source Impedance Safety ConsiderationsSoldering and Cleaning Considerations DESIGN CONSIDERATIONSOver-Temperature Protection FEATURES DESCRIPTIONSOver-Current Protection Over-Voltage ProtectionOutput Voltage Adjustment TRIM FEATURES DESCRIPTIONS CONThermal Derating Thermal Testing SetupTHERMAL CONSIDERATIONS THERMAL CURVESName Pin SpecificationMECHANICAL DRAWING Pin NoMODEL NAME WARRANTYPART NUMBERING SYSTEM MODEL LIST