Home > Product Details SNA 1A 3A Features DIN rail installation (option) Best filter for switch mode power supplies of analog circuits (ex. power supply filter for an operational amplifier) Terminal block type (SNA-6A Option) 50 VDC RoHS Compliant Safety Agency Approvals UL60950-1 EN60950-1 C-UL (CSA60950-1) Rated Rated Voltage Current Model V A 50 (+Vin. - COM-in, -Vin - SNA-01-223 1 COM-in) 50 (+Vin. - COM-in, -Vin - SNA-03-223 3 COM-in) Ordering information Ripple noise attenuation type for switch mode power supplies(DC) SNA -03 -223 -O SNA series (1A,3A) 1 2 3 4 1Model Name 2Rated Current 3Line to ground capacitor code:See table 1.1. table1.1 Line to ground capacitor code Code Line to ground capacitor (nominal value) 000 Not Provided 223 22000pF 4Options D:DIN rail installation type * The dimensions change when the option is set. Refer to External view. DIN rail installation type is option Features of SNA series (1A and 3A) Ripple noise attenuation type for switch mode power supplies(DC) -t50 VDC -Best filter for switch mode power supplies of analog circuits (ex. power supply filter for an operational amplifier) Specifications SNA-01-223 SNA-03-223 No. Items Interfare:Connector 1 Rated Voltage DC V t50 (+Vin - COM-in, -Vin - COM-in) 2 Rated Current DC A 13 3 Test Voltage (Terminal-Mounting Plate) 500 VAC (Cutoff Current = 100mA), 1minute at room temperature and humidity 4 Isolation Resistance (Terminal-Mounting Plate) 500 VDC 50M minute at room temperature and humidity W 5 D.C Resistance mW 190 max 90 max 6 Operating temperature -40 to +71C (Refer to Derating Curve) 7 Operating humidity 20 to 95%RH (Non condensing) 8 Storage temperature/humidity -40 to +75C/20 to 95%RH (Non condensing) 2 9 Vibration 10 to 55Hz, 19.6m/s (2G), 3min. Period, 1hour each X, Y and Z axis 2 10 Impact 196.1m/s (20G), 11ms Once each X, Y and Z axis 11 Safety agency approvals UL60950-1, C-UL (CSA60950-1), EN60950-1 12 Case size (without projection) /Mass 52X35X93 mm (WXHXD) /130g max (Option : -D refer to external view) Circuit Diagram Derating Curve CY +Vout +Vin 100 + Co IN OUT 80 COM-in COM-out 60 + Co 40 -Vin -Vout 20 CY 0 Noise -40 -30 -20 -10 0 40 50 60 70 71 80 Filter Ambient Temperature C CY : Line to ground capacitor Co : Electrolytic capacitor : Mounting Plate Expected life : 10 years I-16 Load Factor %