BL GALAXY ELECTRICAL DUAL SCHOTTKY RECTIFIERS FEATURES MBRB2070CT - - - MBRB20100CT VOLTAGE RANGE: 70 - 100 V CURRENT: 20 A D2PAK High surge capacity. For use in low voltage, high frequency inverters, free 111 wheeling, and polarity protection applications. Metal silicon junction, majority carrier conduction. 0.190(4.83) 0.172(4.37) 0.421(10.69) 0.380(9.65) 0.055(1.40) 0.045(1.14) 0.055(1.40) 0.045(1.14) 3 High current capacity, low forward voltage drop. 0.364(9.25) 0.325(8.25) Guard ring for over voltage protection. 1 2 0.625(15.88) 0.575(14.60) MECHANICAL DATA 0.045(1.14) 0.020(0.51) 2 Case:JEDEC D PAK,molded plastic body 0.35(8.89)ref. 0.220(5.58) 0.180(4.58) Terminals:Leads, solderable per MIL-STD-750, 11 Method 2026 Polarity: As marked 0.025(0.64) 0.012(0.30) PIN1 K-HEATSINK PIN2 Weight: 0.087 ounces,2.2 grams 0.110(2.79) 0.090(2.29) 0.115(2.92) 0.080(2.03) inch(mm) Position: Any MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. MBRB2070CT MBRB2080CT MBRB2090CT MBRB20100CT UNITS Maximum recurrent peak reverse voltage VRRM 70 80 90 100 V Maximum w orking peak reverse voltage VRWM 49 56 63 70 V Maximum DC blocking voltage VDC 70 80 90 100 V Maximum average forw ard total device1 111rectified current @ TC = 133 IF(AV) 20.0 A Peak forw ard surge current 8.3 ms single half b sine-w ave superimposed on rated load IFSM 150.0 A Maximum forw ard voltage per leg (NOTE 1) 0.85 (IF=10A,TC=25 ) (IF=10A,TC=125 ) (IF=20A,TC=25 ) 0.70 VF 0.95 0.85 (IF=20A,TC=125 ) Maximum reverse current at rated DC blocking voltage @TA=25 @TA=125 0.1 IR 6.0 Maximum junction capacitance (NOTE2) CJ 400 Operating junction temperature range TJ - 55 ---- + 150 TSTG - 55 ---- + 175 Storage temperature range V mA pF www.galaxycn.com NOTE: 1. Pulse test:300s pulse width,1% duty cy cle. 2. VR=5VDC,(test signal range 100KHz to 1MHz Document Number 0267054 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES FIG.1 -- FORWARD CURRENT DERATING CURVE MBRB2070CT - - - MBRB20100CT FIG.2 -- MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PERLEG cc 175 PEAK FORWARD SURGE CURRENT,AMPERES AVERAGE FORWARD CURRENT,AMPERES 25 Resistive or inductive Load 20 15 10 5 0 0 50 100 150 TJ =T J max 8.3ms Single Half Sine Wave (JEDEC Method) 150 125 100 75 50 25 1 10 CASE TEMPERATURE NUMBER OF CYCLES AT 60Hz bn INSTANTANEOUS REVERSE CURRENT,MILLIAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES FIG.3 -- TYPICAL INSTANTANEOUS FORWARD 11111vCHARACTERISTICS PER LEG 40 10 TJ =125 1 00 Pulse Width=300s 1% Duty Cycle 1 TJ =25 0.1 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 INSTANTANEOUS FORWARD VOLTAGE,VOLTS FIG.4 -- TYPICAL REVERSE CHARACTERISTICS PER LEG 111 40 TJ=125 10 1 TJ=75 0.1 0.01 TJ=25 0.001 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE, JUNCTION CAPACITANCE, pF 1FIG.5--TYPICAL JUNCTION CAPACITANCE PER LEG 4000 TJ=25 f=1.0MHz Vsig=50MVp-p 1000 100 10 0.1 1 10 100 REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0267054 BLGALAXY ELECTRICAL 2.