Ordering information DC-DC Converters PCB Mount type SF S 15 48 3R3 B SFS15 123456 1Series name R 2Single output 3Output wattage 4Input voltage 24:DC18 - 36V 48:DC36 - 76V 5Output voltage 6Mounting type (Soldering process) B :SMD(Pb-free solder) C :DIP(Pb-free solder) MODEL SFS15241R5 SFS15241R8 SFS15242R5 SFS15243R3 SFS152405 SFS152412 SFS152415 MAX OUTPUT WATTAGE W 7.8 8.1 11.25 14.85 15.0 15.0 15.0 DC OUTPUT 1.5V 5.2A 1.8V 4.5A 2.5V 4.5A 3.3V 4.5A 5V 3A 12V 1.25A 15V 1A SPECIFICATIONS MODEL SFS15241R5 SFS15241R8 SFS15242R5 SFS15243R3 SFS152405 SFS152412 SFS152415 VOLTAGE V DC18 - 36 1 CURRENT A * 0.39typ 0.4typ 0.54typ 0.7typ 0.69typ 0.7typ 0.7typ *1 INPUT EFFICIENCY % 83typ 85typ 87typ 89typ 90typ 89typ 89typ START-UP VOLTAGE V DC16 - 18 HYSTERESIS VOLTAGE V DC1 min VOLTAGE V 1.5 1.8 2.5 3.3 5 12 15 CURRENT A 5.2 4.5 4.5 4.5 3 1.25 1 VOLTAGE ACCURACY % +5, -3 OUTPUT RIPPLE mVp-p 25max 120max RIPPLE NOISE mVp-p 50max 150max START-UP TIME ms 20 - 200max (DCIN 24V, Io=100%) *1 OUTPUT VOLTAGE SETTING 1% of rated output voltage t OVERCURRENT PROTECTION Works over 103% of rating PROTECTION OVERVOLTAGE PROTECTION Works at 120 - 140% of rating CIRCUIT AND LOWVOLTAGE PROTECTION Works at 90% max of rating OTHERS ( , ) REMOTE ON/OFF Provided RC open : ON short between RC and +Vin : OFF MODEL SFS15481R2 SFS15481R5 SFS15481R8 SFS154802 SFS15482R5 SFS15483R3 SFS154805 SFS154812 SFS154815 MAX OUTPUT WATTAGE W 6.24 7.8 8.1 9.0 11.25 14.85 15.0 15.0 15.0 DC OUTPUT 1.2V 5.2A 1.5V 5.2A 1.8V 4.5A 2V 4.5A 2.5V 4.5A 3.3V 4.5A 5V 3A 12V 1.25A 15V 1A SFS/SFCS SPECIFICATIONS MODEL SFS15481R2 SFS15481R5 SFS15481R8 SFS154802 SFS15482R5 SFS15483R3 SFS154805 SFS154812 SFS154815 VOLTAGE V DC36 - 76 1 CURRENT A * 0.16typ 0.2typ 0.2typ 0.22typ 0.27typ 0.35typ 0.35typ 0.35typ 0.35typ 1 INPUT EFFICIENCY % * 82typ 83typ 85typ 86typ 87typ 89typ 90typ 89typ 89typ START-UP VOLTAGE V DC32 - 36 HYSTERESIS VOLTAGE V DC2 min VOLTAGE V 1.2 1.5 1.8 2 2.5 3.3 5 12 15 CURRENT A 5.2 5.2 4.5 4.5 4.5 4.5 3 1.25 1 , VOLTAGE ACCURACY % +5 -3 OUTPUT RIPPLE mVp-p 25max 120max RIPPLE NOISE mVp-p 50max 150max ( , ) START-UP TIME ms 20 - 200max DCIN 48V Io=100% 1 * OUTPUT VOLTAGE SETTING t1% of rated output voltage OVERCURRENT PROTECTION Works over 103% of rating PROTECTION OVERVOLTAGE PROTECTION Works at 120 - 140% of rating CIRCUIT AND LOWVOLTAGE PROTECTION Works at 90% max of rating OTHERS ( , ) REMOTE ON/OFF Provided RC open : ON short between RC and +Vin : OFF SFS/SFCS-4SFS15 GENERAL SPECIFICATIONS , , ( ) ISOLATION INPUT-OUTPUT DC1 500V 1minute DC500V 50M min 20 15 W t C , , ( ), , ( , ) OPERATING TEMP. HUMID.AND ALTITUDE -40 to +85C 20 - 95%RH Non condensing 3 000m 10 000feet max , , ( ), , ( , ) ( ) STORAGE TEMP. HUMID.AND ALTITUDE -40 to +100 20 - 95%RH Non condensing 9 000m 30 000feet max SMD:Refer to the Instruction Manual C ENVIRONMENT 2 , ( ), , , VIBRATION 10 - 55Hz 49.0m/s 5G 3minutes period 60minutes each along X Y and Z axis 2 ( ), , , IMPACT 196.1m/s 20G 11ms once each X Y and Z axis , ( ), SAFETY AGENCY APPROVALS UL60950-1 C-UL CSA60950-1 EN60950-1 ( ) CASE SIZE/WEIGHT 38.7 5.0 27.2mm 1.52 0.197 1.07 inches W H D /12g max X X X X X X OTHERS COOLING METHOD Convection *1 At rated input(DC24V, DC48V), rated load and 25C External view Model 1.SMD(Type:B) Recommended size for processing PCB (TOP VIEW) 10 min to a center 38.7 (adsorption area) 1.52 34.7 4.2 NC NC 1.366 0.165 +Vout -Vin +Vout -Vin +Vin +Vout -Vout +Vin -Vout NC PO NC RC ALM NC 5max 0.197 Lot No. Out line Terminal part details PCB mm Dimensions in: inch Div.: 0.1inch 39.90.6 Coplanarity within 0.1 1.57 0.004 0.3 1.3 0.05 Model 2.DIP(Type:C) Recommended size for processing PCB (TOP VIEW) 38.7 1.52 37.6 SFS/SFCS Stopper NC 1.480 +Vout -Vin +Vout -Vin +Vout +Vin -Vout +Vin -Vout Stopper PO RC ALM Stopper NC 3.5 5max Lot No. 0.197 0.14 Out line 14- 0.9 mm Dimensions in mm, = inches Dimensions in: inch Tolerance 0.5 0.02 37.60.5 Weight:12g max Div.: 0.1inch 1.48 SFS/SFCS-5 0-10 0.60.1 0.024 27.2 27.2 1.07 1.07 P=2.540.25 0.3 P=2.54 5 0.1 0.1 2.17 10.16 2.540.2 2.17 10.16 2.540.3 0.09 0.4 0.1 0.09 0.4 0.1 0.60.1 0.024 2.540.3 0.2 2.54 0.1 0.1 0.3 P=2.54 9 P=2.540.29 0.1 0.1 P=2.544 P=2.544 0.4 0.4 2.54 2.54 0.1 0.1 1.7 P=2.54X3 5.08 P=2.544 0.067 P=2.547 0.3 0.2 0.4 0.7