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COSEL Power Supply, Noise Filter 2025 Product Catalog
DC-DC Converters PCB Mount Type MG15, MG30, MG40, MG80 Instruction Manual2.2 Wiring output pin!If you want to further reduce the output ripple noise, connect anelectrolytic capacitor or a ceramic capacitor Co to the output pinas shown below.+Vout-VoutCoMGS/MGFSLoad+VoutCOM-VoutCoCoMGW/MGFWLoadLoadFig.2.4 Connecting Example of an External Capacitor to the Output SideTable 2.3 Recommended Capacitance of External Capacitor on the Output Side [ F]ModelOutput Voltage[V]MG15MG30MG40MG803.347047047047054704704704701215015015015015100100100100±5330330±12100100100100±1547474747*If you use a ceramic capacitor, keep the capacitance within therage between about 0.1 to 22 F.*Please adjust the capacitance in light of the effect you want toachieve.*If you need to use an unproven external capacitor which capacitancemoreover the range provided in Table 2.3, please contact usfor the assistance.!If the distance between the output and the load is long and thereforethe noise is generated on the load side, connect a capacitorexternally to the load as shown below.3 Series/RedundancyOperation3.1 Series Operation!You can use the power supplies in series operation by wiring asshown below. In the case of (a) below, the output current shouldbe lower than the rated current for each power supply with thelowest rated current among power supplies that are serially connected.Please make sure that no current exceeding the ratedcurrent fl ows into a power supply.(a)+PowerSupply-(b)PowerSupplyPowerSupplyPowerSupply+-+-+-Fig.3.1 Series Operation3.2 Redundancy OperationLoadLoadLoadInput+Vin +Vout-Vin -VoutFig.2.5 Connecting ExampleLoad!You can use the power supplies in redundancy operation by wiringas shown below.PowerSupply+-I1I3LoadPowerSupply+-I2Fig.3.2 Redundancy Operation!Even a slight difference in output voltage can affect the balancebetween the values of I1 and I2.Please make sure that the value of I3 does not exceed the ratedcurrent for each power supply.I3 [ Rated Current ValueMG-83
