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20-30 WATT 4:1 INPUT RANGE DC-DC CONVERTERS FEATURE * 20-30W Isolated Output * 2”X1.6” Six-Sided Shield Metal Case * High Efficiency Up to 91% * Fixed 300KHz Switching Frequency * 4 : 1 Wide Input Range * Regulated Outputs * Continuous Short Circuit Protection * Industry Standard Pin-Out * CE Mark Meets 2004/108/EC * Safety Meets UL60950-1, EN60950-1 and IEC60950-1 OUTPUT CURRENT INPUT CURRENT MODEL NUMBER INPUT VOLTAGE OUTPUT VOLTAGE MIN. MAX. NO LOAD FULL LOAD EFF. CAPACITOR LOAD MAX. EC3SCW-24S3V3 9-36 VDC 3.3VDC 0 mA 7500 mA 50 mA 1172 mA 88 7500uF EC3SCW-24S05 9-36 VDC 5 VDC 0 mA 6000 mA 60 mA 1404 mA 89 6000uF EC3SCW-24S12 9-36 VDC 12 VDC 0 mA 2500 mA 80 mA 1374 mA 91 2500uF EC3SCW-24S15 9-36 VDC 15 VDC 0 mA 2000 mA 50 mA 1374 mA 91 2000uF EC3SCW-48S3V3 18-75 VDC 3.3VDC 0 mA 7500 mA 30 mA 586 mA 88 7500uF EC3SCW-48S05 18-75 VDC 5 VDC 0 mA 6000 mA 30 mA 694 mA 90 6000uF EC3SCW-48S12 18-75 VDC 12 VDC 0 mA 2500 mA 40 mA 687 mA 91 2500uF EC3SCW-48S15 18-75 VDC 15 VDC 0 mA 2000 mA 50 mA 687 mA 91 2000uF NOTE: 1. Nominal Input Voltage 24, 48VDC
All Specifications Typical At Nominal Line, Full Load, and 25 Unless Otherwise Noted℃ INPUT SPECIFICATIONS: GENRAL SPECIFICATIONS: ohm min. Positive Logic Remote On/Off (note3&4) Case Temperature (note5) ………………………………….. 100 ℃ max. Transient Response: 75% - 100% Step Load Change MTBF ………. MIL-STD-217F, GB, 25 , Full Load℃ …… 650Khrs typ. Case SC Dimensions: Tolerances Inches: X.XX= ±0.04 , X.XXX= ±0.010 BOTTOM VIEW 4 3 1 M illimeters: X.X= ±1.0 , X.XX=±0.25 8 7 6 5 DIA All Dimensions In Inches(mm) 4 +V Input No Pin 7 +VOutput Trim -V Output Function On/Off Control PIN CONNECTIONS Pin 3 -V Input NOTE: Pin Size is 0.04±0.004 Inch (1.0±0.1mm)DIA EXTERNAL OUTPUT TRIM 10K Ohms +Vout TRIM -Vout +Vout TRIM -Vout TRIMPOT TRIM UP TRIM DOWN Typical Derating curve for Natural Conv ection 100 -40 60 20% 40% 60% 80% 100% 120% -40 -20 0 20 40 60 80 100 Ambient Temperature( o LOAD(%) Natural Convection