PD-2.252 rev. A 12/97 151CMQ... SERIES SCHOTTKY RECTIFIER 150 Amp Major Ratings and Characteristics Characteristics IF(AV) Rectangular Description/Features 151CMQ... Units 150 A 35 to 45 V IFSM @ tp = 5 s sine 9200 A VF 0.65 V - 55 to 175 C waveform VRRM range @ 75Apk, TJ = 125C (per leg) TJ range The 151CMQ isolated center tap Schottky rectifier module series has been optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up to 175 C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 175 C T J operation Isolated heatsink Center tap module Multiple leads per terminal for high frequency, high current PC board mounting High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability Low profile, high current package CASE STYLE AND DIMENSIONS Outline D-60 (Modified JEDEC TO-249AA) Dimensions in millimeters and inches www.irf.com 1 151CMQ... Series PD-2.252 rev. A 12/97 Voltage Ratings Part number VR 151CMQ035 151CMQ040 151CMQ045 35 40 45 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 151CMQ Units IF(AV) Max. Average Forward Current 150 Conditions A 50% duty cycle @ TC = 104 C, rectangular wave form A 5s Sine or 3s Rect. pulse Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied * See Fig. 5 IFSM EAS Max. Peak One Cycle Non-Repetitive 9200 Surge Current (Per Leg) * See Fig. 7 1200 Non-Repetitive Avalanche Energy 101 mJ 15 A TJ = 25 C, I AS = 15 Amps, L = 0.9 mH (Per Leg) IAR Repetitive Avalanche Current (Per Leg) Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM IRM 151CMQ Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) Conditions 0.71 0.92 0.65 V V V @ 75A @ 150A @ 75A 0.82 V @ 150A Max. Reverse Leakage Current 5 mA TJ = 25 C (Per Leg) * See Fig. 2 45 mA TJ = 125 C (1) TJ = 25 C TJ = 125 C VR = rated VR CT Max. Junction Capacitance (Per Leg) 2600 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C LS Typical Series Inductance (Per Leg) 9.2 nH Measured lead to lead 5mm from package body 10,000 V/ s dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 151CMQ Units TJ Max. Junction Temperature Range -55 to 175 Tstg Max. Storage Temperature Range -55 to 175 Conditions C C RthJC Max. Thermal Resistance Junction to Case (Per Leg) 1.0 C/W DCoperation RthJC Max. Thermal Resistance Junction to Case (Per Package) 0.50 C/W DC operation RthCS Typical Thermal Resistance, Case to Heatsink 0.10 C/W Mounting surface , smooth and greased wt Approximate Weight T Mounting Torque Case Style 2 56 (2.0) g (oz.) Min. 40 (35) Max. 58 (50) Kg-cm (Ibf-in) D-60 (TO-249AA) * See Fig. 4 Modified JEDEC www.irf.com 151CMQ... Series PD-2.251 rev. A 12/97 1000 1000 T J=175C ReverseCurrent - I (mA) R 100 150C 10 125C 1 100C 75C .1 50C .01 25C .001 0 5 10 15 20 25 30 35 40 45 ReverseVoltage- V (V) R Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 10000 T =175C J 10 JunctionCapacitance- C (pF) T Instantaneous Forward Current - I (A) F 100 T =125C J T = 25C J 1 0 .2 .4 .6 .8 1 1.2 1.4 T =25C J 1000 100 0 1.6 10 20 30 40 ForwardVoltageDrop- V (V) FM ReverseVoltage -VR(V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) 50 Thermal Impedance- Z (C/W) thJC 10 1 .1 D=0.50 D=0.33 D=0.25 D=0.17 D=0.08 P DM t 1 t2 Notes: 1. Duty factor D= t1/ t2 .01 SinglePulse (Thermal Resistance) .001 .00001 .0001 .001 2. PeakT =P x Z +T J DM thJC C .01 .1 1 10 100 t1, RectangularPulseDuration(Seconds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 151CMQ... Series PD-2.252 rev. A 12/97 80 151CMQ RthJC(DC) =1.0C/W 160 AveragePower Loss -(W atts) AllowableCaseTemperature- (C) 180 140 DC 120 100 D=0.08 70 D=0.17 D=0.25 60 D=0.33 D=0.50 50 40 RMSLimit DC 30 20 10 80 0 20 40 60 80 100 0 0 10 20 30 40 50 60 70 80 90 100110 120 Average Forward Current - IF(AV) (A) AverageForwardCurrent - I (A) F(AV) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Fig. 6 - Forward Power Loss Characteristics (Per Leg) 10000 Non-Repetitive Surge Current - I FSM (A) At Any Rated Load Condition And With Rated VRRM Applied Following Surge 1000 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) L DUT IRFP460 Rg = 25 ohm CURRENT MONITOR HIGH-SPEED SWITCH FREE-WHEEL DIODE + Vd = 25 Volt 40HFL40S02 Fig. 8 - Unclamped Inductive Test Circuit 4 www.irf.com