MSD50-18 Microchip

MSD50 Glass Passivated Three Phase Rectifier Bridge VRRM 800 to 1800V ID 50 Amp Applications Three phase rectifiers for power supplies Rectifiers for DC motor field supplies Battery charger rectifiers Input rectifiers for variable frequency drives Circuit Features 3 Three phase bridge rectifier 1 Blocking voltage:800 to 1800V MSD 7 Heat transfer through aluminum oxide DBC 2 ceramic isolated metal baseplate 4 Glass passivated chip UL E243882 approved Module Type TYPE VRRM VRSM MSD50-08 800V 900V MSD50-12 1200V 1300V MSD50-16 1600V 1700V MSD50-18 1800V 1900V Maximum Ratings Symbol Conditions Values Units ID Three phase, full wave Tc=96 50 A IFSM t=10mS Tvj =45 420 A 2 2 i t t=10mS Tvj =45 880 A s Visol a.c.50HZ r.m.s. 1min 3000 V Tvj -40 to +150 Tstg -40 to +125 Ms To heatsink(M5) 35% Nm Weight Module (Approximately) 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 Values Symbol Conditions Units Min. Typ. Max. VFM T=25 IF =100A 1.30 1.50 V Tvj=25 VRD=VRRM 0.2 mA IRD 3 mA Tvj=150 VRD=VRRM Document Number: MSD50 www.smsemi.com Oct.20, 2011 1 MSD50 Performance Curves 120 200 W A 150 60 100 typ. 50 25 max. Pvtot IF - - -125 0 0 0 ID 25 A 50 0 VF 0.5 1.0 1.5 V 2.0 Fig1. Forward Characteristics Fig2. Power dissipation 2.0 600 50HZ / W A Zth(j-C) 1.5 400 1.0 200 0.5 0 0 0.001 0.01 0.1 1.0 10 S 100 1 10 cycles 100 Fig3. Transient thermal impedance Fig4. Max Non-Repetitive Forward Surge Current 100 A 80 60 40 20 ID 0 0 Tc 50 100 150 Fig5.Forward Current Derating Curve Document Number: MSD50 www.smsemi.com Oct.20, 2011 2