MSD50 Glass Passivated Three Phase Rectifier Bridge VRRM 800 to 1800V ID 50 Amp Applications y y y y Three phase rectifiers for power supplies Rectifiers for DC motor field supplies Battery charger rectifiers Input rectifiers for variable frequency drives Circuit Features 3 y 1 7 2 MSD y y 4 y Three phase bridge rectifier Blocking voltage:800 to 1800V Heat transfer through aluminum oxide DCB ceramic isolated metal baseplate Glass passivated chip Module Type TYPE VRRM VRSM MSD50-08 MSD50-12 MSD50-16 MSD50-18 800V 1200V 1600V 1800V 900V 1300V 1700V 1900V Maximum Ratings Symbol ID IFSM 2 it Visol Conditions Values Units Tc=85℃ 50 A t=10mS Tvj =45℃ 420 A t=10mS Tvj =45℃ a.c.50Hz;r.m.s.;1min 880 A2s 3000 V -40 to 150 -40 to 125 Tvj Tstg Ms To heatsink(M5) 3±5% ℃ ℃ Nm Weight Module 78 g Thermal Characteristics Symbol Conditions Values Units Rth(j-c) Per diode 1.5 ℃/W Rth(c-s) Module 0.2 ℃/W Electrical Characteristics Symbol Conditions Values Units VFM T=25℃ IFM =100A 1.5 V Tvj =25℃ VRD=VRRM ≤0.2 ≤3 mA mA IRD MSD50 – Rev 0 Dec, 2009 Tvj =150℃ VRD=VRRM www.microsemi.com 1/4 MSD50 Performance Curves 200 A 120 W 150 Typ. 100 25℃ 125℃ 60 50 Pvtot IF 0 0 0 VF 0.5 1.0 1.5 2.0 V 0 ID 25 50 A Fig2. Power dissipation Fig1. Forward Characteristics 2.0 ℃/ W 600 A 50HZ Zth(j-C) 1.5 400 1.0 200 0.5 0 0 0.001 0.01 0.1 1 10 100 S 1 10 cycles 100 Fig4. Max Non-Repetitive Forward Surge Current Fig3. Transient thermal impedance 100 A 80 60 40 20 ID 0 0 Tc 50 100 150 ℃ Fig5.Forward Current Derating Curve MSD50 – Rev 0 Dec, 2009 www.microsemi.com 2/4 MSD50 Package Outline Information CASE-M1 Dimensions in mm MSD50 – Rev 0 Dec, 2009 www.microsemi.com 3/4