Bulletin PD-20723 rev. B 07/01 409CNQ... SERIES SCHOTTKY RECTIFIER 400 Amp TO-244AB Description/Features Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM range IFSM @ tp = 5 s sine VF TJ @ 200Apk, TJ=125C 409CNQ... Units 400 A 135 to 150 V 20000 A 175 C TJ operation 0.72 V High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance - 55 to 175 C Low forward voltage drop High frequency operation (per leg) range The 409CNQ 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. Center tap module Guard ring for enhanced ruggedness and long term reliability 80.01 [3.150] 40.26 [1.585] 39.75 [1.565] COMMON CATHODE 2X O 7.49 [.295] 6.99 [.275] 10.41 [.410] 9.65 [.380] 20.32 [.800] 17.78 [.700] 34.925 [1.375] REF. 63.50 [2.500] 60.96 [2.400] 23.55 [.927] 20.42 [.804] O LUG TERMINAL ANODE 1 LUG TERMINAL ANODE 2 4.95 [.195] 4.70 [.185] 1/4-20 SLOTTED HEX BASE COMMON CATHODE 15.75 [.620] 14.99 [.590] 92.71 [3.650] 90.17 [3.550] NOTES: 1. DIMENSIONS ARE SHOWN IN MILLIMETERS [INCHES]. 2. CONTROLLING DIMENSION: MILLIMETER www.irf.com O 3.35 [.132] 3.02 [.119] Modified JEDEC Outline TO-244AB Dimensions in millimeters and (inches) 1 409CNQ... Series Bulletin PD-20723 rev. B 07/01 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 409CNQ135 409CNQ150 135 150 Absolute Maximum Ratings Parameters 409CNQ Units Conditions IF(AV) Max. Average Forward Current (Per leg) * See Fig. 5 (Per device ) IFSM Max. Peak One Cycle Non-Repetitive Surge Current (Per Leg) * See Fig. 7 200 A 50% duty cycle @ TC = 125 C, rectangular wave form 400 20000 2300 A EAS Non-Repetitive Avalanche Energy (Per Leg) 15 mJ IAR 1 A Repetitive Avalanche Current (Per Leg) 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 409CNQ Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) Conditions 1.03 1.21 0.72 V V V @ 200A @ 400A @ 200A 0.83 V @ 400A Max. Reverse Leakage Current 6 mA TJ = 25 C (Per Leg) * See Fig. 2 85 mA TJ = 125 C 6000 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C 5.0 nH From top of terminal hole to mounting plane 10000 V/ s (1) CT Max. Junction Capacitance (Per Leg) LS Typical Series Inductance (Per Leg) dv/dt Max. Voltage Rate of Change (Rated VR) TJ = 125 C VR = rated VR (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters TJ = 25 C 409CNQ Units Conditions TJ Max. Junction Temperature Range - 55 to 175 C Tstg Max. Storage Temperature Range - 55 to 175 C RthJC Max. Thermal Resistance Junction to Case (Per Leg) 0.20 C/W DC operation RthJC Max. Thermal Resistance Junction to Case (Per Package) 0.10 C/W DC operation RthCS Typical Thermal Resistance, Case to Heatsink wt Approximate Weight 0.10 C/W Mounting surface , smooth and greased T Mounting Torque Base Mounting Torque Center Hole Terminal Torque Case Style 2 Min. Max. Typ. Min. Max. 79 (2.80) * See Fig. 4 g (oz.) 24(20) 35 (30) Kg-cm 13.5 (12) (Ibf-in) 35 (30) 46 (40) TO - 244AB Modified JEDEC www.irf.com 409CNQ... Series Bulletin PD-20723 rev. A 07/01 1000 1000 T J = 175C 100 Reverse Current - I R (mA) 100 T = 175C 10 125C 100C 1 75C 0.1 50C 0.01 25C 0.001 J 0 TJ = 125C 30 60 90 120 150 Reverse Voltage - V R (V) TJ = 25C 10000 Junction Capacitance - C T (pF) Instantaneous Forward Current - I F (A) 150C 10 T = 25C 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 - V R (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Fig. 1 - Max. Forward Voltage Drop Characteristics Thermal Impedance Z thJC (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 0.0001 0.001 0.01 1. Duty factor D = t1 / t 2 2. Peak T J = P DM x Z thJC + T C 0.1 1 10 100 t1, Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance Z thJC Characteristics www.irf.com 3 409CNQ... Series Bulletin PD-20723 rev. B 07/01 200 160 Average Power Loss (Watts) Allowable Case Temperature (C) 180 DC 140 120 Square wave (D = 0.50) Rated VR applied 100 80 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 160 120 DC RMS Limit 80 40 see note (2) 60 0 50 100 150 200 250 0 300 0 Average Forward Current - I F (AV) (A) 50 100 150 200 250 300 Average Forward Current - I F (AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics Non-Repetitive Surge Current - I FSM (A) 100000 At Any Rated Load Condition And With Rated VRRM Applied Following Surge 10000 1000 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current L IRFP460 D UT Rg = 25 ohm C URRE NT M O N ITO R H IG H-SPE ED SW ITC H FR EE-W H E EL D IO D E + V d = 25 V olt 40H FL40 S02 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 = rated VR 4 www.irf.com 409CNQ... Series Bulletin PD-20723 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