Bulletin PD-20724 rev. B 10/02 409DMQ... Series SCHOTTKY RECTIFIER 400 Amp TO-244AB isolated doubler Description/ Features Major Ratings and Characteristics Characteristics IF(AV) Rectangular 409DMQ... Units 400 A 135 to 150 V 25,500 A 0.72 V - 55 to 175 °C waveform VRRM IFSM @ tp = 5 µs sine VF @ 200Apk, TJ=125°C (per leg) TJ range The 409DMQ Schottky rectifier doubler 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 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 1 3 2 Modified JEDEC Outline TO-244AB Isolated Dimensions in millimeters and (inches) www.irf.com 1 409DMQ... Series Bulletin PD-20724 rev. B 10/02 Voltage Ratings Parameters VR 409DMQ135 409DMQ150 135 150 Max. DC Reverse Voltage (V) VRWMMax. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 409DMQ Units IF(AV) Max. Average Forward 400 A Conditions 50% duty cycle @ TC = 80 °C, rectangular wave form Current ( Per Device ) I FSM Max. Peak One Cycle Non-Repetitive Surge Current (Per Leg) 20000 2300 EAS Non-Repetitive Avalanche Energy (Per Leg) I AR Repetitive Avalanche Current (Per Leg) A 15 mJ 1 A Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied 5µs Sine or 3µs Rect. pulse TJ = 25 °C, IAS = 1 Amps, L = 30 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters V FM IRM 409DMQ Units Max. Forward Voltage Drop (Per Leg) (1) Conditions 1.03 1.21 0.71 V V V @ 200A @ 400A @ 200A 0.82 V @ 400A TJ = 25 °C TJ = 125 °C Max. Reverse Leakage Current 6 mA TJ = 25 °C (Per Leg) 85 mA TJ = 125 °C (1) VR = rated VR CT Max. Junction Capacitance (Per Leg) 6000 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25°C LS Typical Series Inductance (Per Leg) 5.0 nH From top of terminal hole to mounting plane 10000 V/ µs dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 409DMQ Units TJ Max. Junction Temperature Range -55 to 175 °C Tstg Max. Storage Temperature Range -55 to 175 °C Conditions RthJC Max. Thermal Resistance Junction to Case (Per Leg) 0.4 °C/W DC operation RthJC Max. Thermal Resistance Junction to Case (Per Package) 0.2 °C/W DC operation RthCS Typical Thermal Resistance, Case 0.1 °C/W Mounting surface , smooth and greased to Heatsink wt Approximate Weight 79 (2.80) g (oz.) T Mounting Torque Base Min. 24 (20) Max. 35 (30) Kg-cm Mounting Torque Center Hole Typ. 13.5 (12) (Ibf-in) Terminal Torque Min. 35 (30) Max. 46 (40) Case Style TO - 244AB isolated doubler Modified JEDEC 2 www.irf.com 409DMQ... Series Bulletin PD-20724 rev. B 10/02 1000 Reverse Current - IR (mA) 1000 T = 175˚C J 150˚C 10 125˚C 100˚C 1 75˚C 0.1 50˚C 0.01 TJ = 150˚C 25˚C 0.001 0 30 60 90 120 150 Reverse Voltage - VR (V) Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage TJ = 125˚C TJ = 25˚C 10000 Junction Capacitance - CT (pF) Instantaneous Forward Current - IF (A) 100 100 10 T = 25˚C J 1000 100 1 0 0.4 0.8 1.2 1.6 Forward Voltage Drop - VFM (V) 0 2 30 60 90 120 Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Fig. 1 - Max. Forward Voltage Drop Characteristics Thermal Impedance ZthJC (°C/W) 1 0.1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM t1 t2 0.01 Notes: Single Pulse (Thermal Resistance) 0.001 0.00001 www.irf.com 0.0001 1. Duty factor D = t1 / t 2 2. Peak T J = P DM x Z thJC + T C 0.001 0.01 0.1 1 10 t1, Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics 100 3 409DMQ... Series Bulletin PD-20724 rev. B 10/02 600 160 Average Power Loss - (Watts) Allowable Case Temperature - (°C) 180 DC 140 120 100 80 Square wave (D = 0.50) Rated VR applied 60 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 500 400 RMS Limit DC 300 200 100 see note (2) 40 0 200 400 0 600 0 Average Forward Current - IF(AV) (A) 100 200 300 400 500 600 Average Forward Current - IF(AV) (A) Fig. 6 - Forward Power Loss Characteristics Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current Non-Repetitive Surge Current - IFSM (A) 100000 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 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: 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 409DMQ... Series Bulletin PD-20724 rev. B 10/02 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. 10/02 www.irf.com 5