Preliminary Data Sheet PD-20565 06/98 203CMQ... SERIES SCHOTTKY RECTIFIER 200 Amp TO-244AB isolated Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM range IFSM @ tp = 5 s sine VF @ 100Apk, TJ=125C Description/Features 203CMQ... Units 200 A 80 to 100 V 16,000 A 0.70 V - 55 to 175 C (per leg) TJ range The 203CMQ 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 high current switching power supplies, plating power supplies, UPS systems, converters, free-wheeling diodes, welding, and reverse battery protection. 175 C TJ operation Center tap module 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 Modified JEDEC Outline TO-244AB Isolated Dimensions in millimeters and (inches) www.irf.com 1 203CMQ... Series Preliminary Data Sheet PD-20565 06/98 Voltage Ratings Part number VR 203CMQ080 203CMQ100 80 100 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current IFSM EAS IAR * See Fig. 5 203CMQ Units (Per Leg) (Per Device) 100 Conditions 50% duty cycle @ TC = 110 C, rectangular wave form 200 Max. Peak One Cycle Non-Repetitive 16,000 Surge Current (Per Leg) * See Fig. 7 2,100 Non-Repetitive Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) A A 15 mJ 1 A Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRMapplied 5s Sine or 3s Rect. pulse TJ = 25 C, I AS = 1 Amps, L = 30 mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. V A = 1.5 x VR typical Electrical Specifications Parameters VFM IRM 203CMQ Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) Conditions 0.86 1.03 0.70 V V V @ 100A @ 200A @ 100A 0.84 V @ 200A Max. Reverse Leakage Current 3 mA TJ = 25 C (Per Leg) * See Fig. 2 40 mA TJ = 125 C TJ = TJ max. (1) TJ = 25 C TJ = 125 C VR = rated VR VF(TO) Threshold Voltage 0.50 V rt Forward Slope Resistance 1.08 m CT Max. Junction Capacitance (Per Leg) 2,650 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C LS Typical Series Inductance (Per Leg) 7.0 nH From top of terminal hole to mounting plane 10,000 V/ s dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 203CMQ Units TJ Max. Junction Temperature Range -55 to 175 C T stg Max. Storage Temperature Range -55 to 175 C 0.70 C/W RthJC Max. Thermal Resistance Junction to Case (Per Leg) RthJC Max. Thermal Resistance Junction 0.35 C/W to Case (Per Package) RthCS Typical Thermal Resistance, Case 0.10 C/W to Heatsink wt Approximate Weight 79 (2.80) g (oz.) T Mounting Torque Min. 40 (35) Max. 58 (50) Kg-cm Mounting Torque Center Hole Typ. 17 (15) (Ibf-in) Terminal Torque Min. 58 (50) Max. 86 (75) Case Style TO - 244AB Isolated 2 Conditions DCoperation * See Fig. 4 DCoperation Mounting surface , smooth and greased Modified JEDEC www.irf.com 203CMQ... Series Preliminary Data Sheet PD-20565 06/98 1000 1000 Reverse Current - I R (mA) 100 150C 10 125C 100C 1 75C 0.1 50C 25C 0.01 0.001 0 20 40 60 80 100 Reverse Voltage - V R (V) T = 175C J Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) T = 125C J 10000 T = 25C J Junction Capacitance - C T (pF) Instantaneous Forward Current - I F (A) T J = 175C 100 10 T J= 25C 1000 100 1 0 0.2 0.4 0.6 0.8 1 1.2 0 10 20 30 40 50 60 70 80 90 100 110 1.4 Forward Voltage Drop - VFM (V) Reverse Voltage - V R (V) Fig. 1 - Max. Forward Voltage Drop Characteristics (PerLeg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) Thermal Impedance Z thJC (C/W) 1 0. 1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 P DM t 0.01 Single Pulse (Thermal Resistance) Notes: 1 t2 1. Duty factor D = t 1/ t 2 2. Peak TJ = PDM x Z thJC+ T C 0. 001 0.00001 0.0001 0.001 0.01 0.1 1 10 100 t 1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 203CMQ... Series 180 100 170 160 150 90 140 130 Average Power Loss - (Watts) Allowable Case Temperature - (C) Preliminary Data Sheet PD-20565 06/98 DC 120 110 100 Square wave (D = 0.50) 80% Rated V R applied 90 80 70 60 50 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 80 70 60 RMS Limit 50 DC 40 30 20 10 see note (2) 0 0 25 50 75 100 125 0 150 25 50 75 100 125 150 Average Forward Current - I F(AV) (A) Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Fig. 6 - Forward Power Loss Characteristics (PerLeg) 100000 Non-Repetitive Surge Current - I FSM (A) At Any Rated Load Condition And With Rated V RRM Applied Following Surge 10000 1000 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) L IRFP460 DUT Rg = 25 ohm CURRENT MONITOR HIGH-SPEED SWITCH FREE-WHEEL DIODE + Vd = 25 Volt 40HFL40S02 Fig. 8 - Unclamped Inductive Test Circuit (2) Formula used: T C = TJ - (Pd + PdREV) x R thJC ; Pd = Forward Power Loss = I F(AV) x VFM @ (IF(AV) / D) (see Fig. 6); Pd REV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com