DIODE(THREE PHASES BRIDGE TYPE) DF20DB40/80 52.0 43.3 6.35 ∼ 6.0 12.0 ＋ ＿ Unit：a ■Maximum Ratings Symbol R6 2.0 25.0 ∼ 0.8 5-TAB250 4.55 ∼ 11.3 25.0 2-φ4.3×5.3 φ1.65 （Applications） AC. DC Moter Drive/AVR/Switching ―for three phase rectification 10.0 10.0 8.5 17.0 Power Diode Module DF20DB is designed for three phase full wave rectification, which has six diodes connected in a three phase bridge configuration. The mounting base of the module is electrically isolated from semiconductor elements for simple heatsink construction output DC current is 20Amp (Tc=97℃) Repetitive peak reverse voltage is up to 800V. ● TjMax=150℃ ● Isolated Mounting Base ● High reliability by unique glass passivation ● Easy Assemble by the #250 terminal Tab （Tj＝25℃ unless otherwise specified） Item Ratings DF20DB40 DF20DB80 Unit VRRM Repetitive Peak Reverse Voltage 400 800 V VRSM Non-Repetitive Peak Reverse Voltage 500 900 V Symbol Item Conditions Output current (D.C.) Three phase. full wave. TC＝97℃ IFSM Surge Forward Current 1 cycle, 50/60HZ, peak value, non-repetitive Tj Junction Temperature Tstg Storage Temperature ID VISO Isolation Breakdown Voltage（R.M.S.） Main Terminal to case 1minute Mounting Torque（M4） Recommended Value 1.0-1.4（10-14） Mass Typical Value Ratings Unit 20 A 320/350 A −40 to ＋150 ℃ −40 to ＋125 ℃ 2000 V 1.5（15） N･m （㎏f･B） 32 g ■Electrical Characteristics Symbol Item Ratings Unit IRRM Repetitive Peak Reverse Current, max. Tj＝150℃ at VRRM 1.5 mA VFM Forward Voltage Drop, max. IFM＝20A, Tj＝25℃ Inst. measurement 1.1 V Junction to case 1.2 ℃/W Rth（j-c） Thermal Impedance, max. SanRex Conditions ® 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: [email protected] DF20DB40/80 Forward Voltage Drop max. Power Dissipation Pav（W） ５０ Forward Current I（A） F １００ ５０ ２０ Per one element Tj＝25℃ １０ ５ ２ １ ０ １ Output Current vs.Power Dissipation, max.（Three phase, full wave） ４０ ３０ ２０ １０ ０ ２ ５ １５０ Output Current vs. Allowable case Temp ４００ １４０ １５ ２０ Cycle Surge Forward Current Rating （Non-Repetitive） Per one element Tj＝25℃ start ３００ １３０ １２０ 60Hz ２００ １１０ １００ 50Hz １００ ９０ Three Phase ５ ０ １０ １５ ２０ ２５ Output Current ID（A） Transient Thermal Impedance θj-c（℃/W） １０ Output Current ID（A） Surge Forward Current I（A） F Allowable Case Temperature Tc（℃） Forward Voltage Drop V（V） F ０ １００ ２ ５ １０１ ２ ５ １０２ Time（Cycles） Transient Thermal Impedance（max） Junction to Case １． ２ １． ０ ０． ８ ０． ６ ０． ４ ０． ２ ０ ５ １０ー１ ２ SanRex ５ １００ ２ Time t（sec） ５ １０１ ２ ５ ® 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: [email protected]