Part Name DC-DC Converter Part No. EHDRD3305 3 - 1 6.0max. (4.3typ.) [External Form, Dimensions] 28.2max. (26.5typ.) Side of marking 17.9max. (16.4typ.) RD3305 2P Terminal No. 1 2P 3 2P 5 3.50.7 lot No. 3P 7 0.5 10 Forming of leads (1pin,10pin) P=2.54 Pin No.1,10 are leads bending formed. 2.0 1.8 Unit mm Item Materials of leadpins Color Material of resin External appearance Marking Contents 0.5 Fe Lead with Cu,Sn and Sn-Bi Plating Black Phenol denatured epoxy resin (Flame class: UL94V-0) Without noticeable flaw and stain Silver White and clear Bottom Edge of Substrate must be molded Notes Dimensions which have no tolerance show the typical values. Terminal No.2,4,6,8,9 are removed. Panasonic Electronic Devices Co.,Ltd. Part Name DC-DC Converter EHDRD3305 Part No. 3 - 2 [Absolute Maximum Ratings] No. 1 2 3 Item Symbol Rating Unit Vin 170 VDC Power Supply Operational Temperature Strage Temperature Remarks Topr -25 to +85 degC Tstg -25 to +105 degC Refer to derating curve. Avoid dew condensation (note3) [Electric Characteristics] Ambient Temperature25 degC No. 1 2 3 4 5 6 Item Specification Min. Typ. Max. Unit Vin 113 141 170 VDC Vout 5.60 5.90 6.10 VDC Iout 200 mA Vr 0.01 0.20 VDC Vl 0.01 0.20 VDC Vp 0.03 0.20 Vp-p 40 65 % Symbol Input voltage range Output voltage Output current Line regulation Load regulation Output ripple voltage 7 Efficiency Condition/notes Vin=141VDC Iout=100mA Vin=113 to 170VDC (note1) Vin=113 to 170VDC Iout=100mA Vin=141VDC Iout=0 to 100mA Vin=141VDC Iout=100mA (note2) Vin=141VDC Iout=200mA note1Please refer to the derating curve for maximum output current. note2The output ripple doesn't include the spike noise. note3 : Avoid dew condensation always. [Test Circuit] EHDRD3305 IN GND L1-2 L1-1 OUT 10 7 5 3 1 Vout Vin + 33F /200V + Choke Coil (ELC11D471F) 470H0.82A 220F /35V Iout Load We recommend Low Impedance Aluminium capacitors for power supply. Panasonic Electronic Devices Co.,Ltd. Part Name DC-DC Converter Part No. EHDRD3305 3 - 3 [Application] EHDRD3305 IN NoteFor safety, please use fuse. 10 GND L1-2 7 L1-1 5 OUT 3 1 Vout AC100V 20% FUSE + (50/60Hz) C2 220F /35V 0.1F /50V Iout Choke Coil (ELC11D471F) 470H0.82A 33F /200V + Load We recommend Low Impedance Aluminium capacitors for power supply. [Derating Curve] Vin=113V to 170VDC Output current [] Derating Curve 200 100 0 -25 0 25 50 Ambient temperature 100 [] L1-1 L1-2 5 [Circuit Diagram] 75 3 IN OUT 10 1 Improvement circuit of efficiency 7 Over-current detector Control circuit GND Panasonic Electronic Devices Co.,Ltd.