DIODE(THREE PHASES BRIDGE TYPE) DF20BA40/80 UL;E76102 （M） Power Diode Module DF20BA 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=123℃) Repetitive peak reverse voltage is up to 800V. 80 68 29 14 6.5 φ6.5 ● TjMax=150℃ ● Isolated Mounting Base reliability by unique glass passivation ● Easy Assemble by the #250 terminal Tab 16 12.512.5 13 13 ● High ∼ 28max ＋ 8 6.35 2.5 5.5 ∼ 3 ∼ 4.4 16 （Applications） AC. DC Moter Drive/AVR/Switching ―for three phase rectification ＿ Unit：a ■Maximum Ratings Symbol （Tj＝25℃ unless otherwise specified） Item Ratings DF20BA40 DF20BA80 Unit VRRM Repetitive Peak Reverse Voltage 400 800 V VRSM Non-Repetitive Peak Reverse Voltage 480 960 V Symbol Item Conditions Output current (D.C.) Three phase. full wave. TC＝123℃ 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.） Mounting Torque Main Terminal to case 1minute Mounting（M6） Recommended Value 2.5-3.9（25-40） Terminal Tub Terminal ＃250 Mass Typical Value Ratings Unit 20 A 320/350 A −40 to ＋150 ℃ −40 to ＋125 ℃ 2500 V 4.7（48） N･m （㎏f･B） ─ 90 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 0.6 ℃/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] DF20BA40/80 Forward Voltage Drop max. ５０ Power Dissipation Pav（W） Forward Current I（A） F ５０ ２０ Tj＝25℃ １０ ５ ２ １ ０． ５ １ １． ５ Output Current vs.Power Dissipation, max.（Three phase, full wave） ４０ ３０ ２０ １０ ０ ２ ５ １５０ Output Current vs. Allowable case Temp １４０ １２０ Three Phase ２０ ４００ Per one element Tj＝25℃ start 60Hz 50Hz ２００ １１０ １００ １００ ９０ ０ ５ １０ １５ ２０ ２５ Output Current ID（A） Transient Thermal Impedance θj-c（℃/W） １５ Cycle Surge Forward Current Rating （Non-Repetitive） ３００ １３０ ０． ７ 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 ０． ６ ０． ５ ０． ４ ０． ３ ０． ２ ０． １ ０ ５ １０ー１ SanRex ２ ５ １００ ２ Time t（sec） ５ １０ ２ ® 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: [email protected]