Bulletin PD-20579 rev. A 07/01 203DMQ... SERIES 200 Amp SCHOTTKY RECTIFIER TO-244AB isolated Common Cathode Major Ratings and Characteristics Characteristics IF(AV) Rectangular Description/Features 203DMQ... Units 200 A 80 to 100 V 16,000 A 0.70 V waveform VRRM range IFSM @ tp = 5 s sine VF TJ @ 100Apk, TJ=125C (per leg) range The 203DMQ 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 - 55 to 175 C High frequency operation Guard ring for enhanced ruggedness and long term reliability 1 3 2 Modified JEDEC Outline TO-244AB Isolated Dimensions in millimeters and (inches) www.irf.com 1 203DMQ... Series Bulletin PD-20579 rev. A 07/01 Voltage Ratings Part number VR 203DMQ080 203DMQ100 80 100 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 203DMQ Units I F(AV) Max. Average Forward Current * See Fig. 5 200 Surge Current (Per Leg) * See Fig. 7 IAR Conditions 50% duty cycle @ TC = 107 C, rectangular wave form (Per Device) I FSM Max. Peak One Cycle Non-Repetitive EAS A Non-Repetitive Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) 16,000 2,100 A 15 mJ 1 A Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied 5s Sine or 3s Rect. pulse TJ = 25 C, IAS = 1 Amps, L = 30 mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM IRM 203DMQ 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 7.0 nH From top of terminal hole to mounting plane 10000 V/ s (Per Leg) dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 203DMQ Units TJ Max. Junction Temperature Range - 55 to 175 C Tstg Max. Storage Temperature Range - 55 to 175 C RthJC Max. Thermal Resistance Junction 0.70 C/W 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.) Kg-cm T Mounting Torque Min. 24 (20) (Ibf-in) Max. 35 (30) Mounting Torque Center Hole Typ. 13.5 (12) Terminal Torque Min. 35 (30) Max. 46 (40) Case Style TO - 244AB Isolated 2 Conditions DCoperation * See Fig. 4 DCoperation Mounting surface , smooth and greased Modified JEDEC www.irf.com 203DMQ... Series Bulletin PD-20579 rev. A 07/01 1000 1000 100 150C 125C 10 100C 1 75C 0.1 50C 0.01 25C 0.001 0 T J = 175C 20 40 60 80 Reverse Voltage - VR (V) 100 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) T = 125C J T = 25C J Junction Capacitance - C T (p F) Instantaneous Forward Current - I F (A) Reverse Current - I R (mA) T J = 175C 100 10 1 0 0.2 0.4 0.6 0.8 1 1.2 Forward Voltage Drop - VFM (V) 1.4 Reverse Voltage - VR (V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Thermal Impedance Z thJC (C/W) 1 0.1 Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM t1 0.01 Single Pulse (Thermal Resistance) t2 Notes: 1. Duty factor D = t1/ t2 2. Peak Tj = Pdm x ZthJC + Tc 0.001 0.00001 0.0001 0.001 0.01 0.1 1 t1 , Rectangular Pulse Duration (Seconds) 10 100 Fig. 4 - Max. Thermal Impedance Z thJC Characteristics (Per Leg) www.irf.com 3 203DMQ... Series Bulletin PD-20579 rev. A 07/01 50 Average Power Loss (Watts) Allowable Case Temperature (C) 180 160 140 DC 120 80% Square Wave (D = 0.50) 100 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 00 50 RMS Limit DC 00 50 see note (2) 80 0 0 50 100 150 200 250 300 0 Average Forward Current - IF(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Non-Repetitive Surge Current - I FSM (A) 50 100 150 200 250 300 Average Forward Current - IF(AV) (A) Fig. 6 - Forward Power Loss Characteristics (Per Leg) 00000 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge 10000 1000 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) L IRFP460 D UT Rg = 25 ohm C UR RE N T M O N ITO R H IG H -SPE ED SW ITC H FREE-W HE EL D IO D E + V d = 25 V olt 40H FL40S02 Fig. 8 - Unclamped Inductive Test Circuit (2) Formula used: TC = TJ - (Pd + PdREV) x RthJC ; Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6); PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com 203DMQ... Series Bulletin PD-20579 rev. A 07/01 Data and specifications subject to change without notice. This product has been designed and qualified for Industrial Level. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 TAC Fax: (310) 252-7309 Visit us at www.irf.com for sales contact information. 07/01 www.irf.com 5