Bulletin PD-2.175 05/00 161CNQ... SERIES SCHOTTKY RECTIFIER 160 Amp Characteristics IF(AV) Rectangular waveform VRRM range IFSM @ tp = 5 µs sine VF @ 80 Apk, TJ = 125°C (per leg) TJ range TO-249AA Description/Features Major Ratings and Characteristics 161CNQ... Units The 161CNQ non isolated, center tap Schottky rectifier module series has been optimized for very low forward voltage drop, with moderate leakage. The proprietary barrier technology allows for reliable operation up to 175° C junction temperature. T y p i c a l applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection. 160 A 35 to 45 V 175° C T J operation 11500 A Isolated heatsink Center tap module 0.63 V High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance °C Very low forward voltage drop High frequency operation - 55 to 175 Guard ring for enhanced ruggedness and long term reliability Low profile, high current package (NON ISOLATED BASE) Outline TO-249AA Dimensions in millimeters and (inches) www.irf.com 1 161CNQ... Series Bulletin PD-2.175 05/00 Voltage Ratings Part number VR 161CNQ035 161CNQ040 161CNQ045 35 40 45 Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current IFSM * See Fig. 5 161CNQ Units Conditions (Per Leg) 80 (PerDevice) 160 A 50% duty cycle @ TC = 129 °C, rectangular wave form A 5µs Sine or 3µs Rect. pulse Max. Peak One Cycle Non-Repetitive 11,500 Surge Current (Per Leg) * See Fig. 7 900 EAS Non-RepetitiveAvalancheEnergy (Per Leg) 108 mJ IAR RepetitiveAvalancheCurrent (Per Leg) 16 A Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied TJ = 25 °C, IAS = 16 Amps, L = 0.84 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM IRM 161CNQ Units Conditions Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) 0.71 0.88 V V @ 80A @ 160A TJ = 25 °C 0.63 V @ 80A TJ = 125 °C 0.79 V @ 160A Max. Reverse Leakage Current 5 mA TJ = 25 °C (Per Leg) * See Fig. 2 45 mA TJ = 125 °C 2600 pF VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C 8.0 nH Measured from terminal hole to terminal hole 10,000 V/ µs (1) CT Max. Junction Capacitance (Per Leg) LS Typical Series Inductance (Per Leg) dv/dt Max. Voltage Rate of Change (Rated VR) VR = rated VR (1) Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 161CNQ Units Conditions TJ Max. Junction Temperature Range - 55 to 175 Tstg Max. Storage Temperature Range - 55 to 175 °C °C RthJC Max. Thermal Resistance Junction to Case (Per Leg) 0.70 °C/W DCoperation RthJC Max. Thermal Resistance Junction to Case (Per Package) 0.35 °C/W DCoperation RthCS Typical Thermal Resistance, Case to Heatsink 0.10 °C/W Mounting surface , smooth and greased wt Approximate Weight T MountingTorque Case Style 2 58 (2.0) g (oz.) Min. 40 (35) Max. 58 (50) Kg-cm (Ibf-in) TO - 249AA * See Fig. 4 JEDEC www.irf.com 161CNQ... Series Bulletin PD-2.175 05/00 Reverse Current - IR (mA) 1000 100 T J = 175˚C 100 150˚C 125˚C 10 100˚C 1 75˚C 50˚C 0.1 25˚C 0.01 0.001 0 T = 175˚C J 10 20 30 40 Reverse Voltage - VR (V) 50 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) T = 125˚C J 10000 T = 25˚C J Junction Capacitance - C T (p F) Instantaneous Forward Current - I F (A) 1000 10 1 T = 25˚C J 1000 100 0 0.2 0.4 0.6 0.8 1 1.2 1.4 Forward Voltage Drop - V FM (V) 1.6 0 Fig. 1 - Max. Forward Voltage Drop Characteristics (PerLeg) Thermal Impedance Z thJC (°C/W) 1 0.1 10 20 30 40 Reverse Voltage - VR (V) 50 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 t 1 , Rectangular Pulse Duration (Seconds) 10 100 Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 161CNQ... Series Bulletin PD-2.175 05/00 80 Average Power Loss (Watts) Allowable Case Temperature (°C) 180 160 DC 140 Square wave (D = 0.50) 120 80% Rated Vr applied 100 20 60 50 RMS Limit 40 DC 30 20 10 see note (2) 0 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 70 40 60 80 100 0 120 0 40 60 80 100 120 Fig. 6 - Forward Power Loss Characteristics (Per Leg) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Non-Repetitive Surge Current - IFSM (A) 20 Average Forward Current - IF(AV) (A) Average Forward Current - IF(AV) (A) 10000 1000 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge 100 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) L IRFP4 60 D UT Rg = 25 ohm C UR R E N T M O N IT O R H IG H - SP E E D SW IT C H FR E E - W H E E L D IO D E + V d = 2 5 V o lt 40 HFL4 0 S02 Fig. 8 - Unclamped Inductive Test Circuit (2) Formula used: TC = TJ - (Pd + PdREV) x RthJC ; Pd = Forward Power Loss = IF(AV) x V FM @ (IF(AV) / D) (see Fig. 6); PdREV = Inverse Power Loss = VR1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 www.irf.com 161CNQ... Series Bulletin PD-2.175 05/00 WORLD HEADQUARTERS: EUROPEAN HEADQUARTERS: IR CANADA: IR GERMANY: IR ITALY: IR FAR EAST: IR SOUTHEAST ASIA: IR TAIWAN: www.irf.com 233 Kansas St., El Segundo, California 90245 U.S.A. Tel: (310) 322 3331. Fax: (310) 322 3332. Hurst Green, Oxted, Surrey RH8 9BB, U.K. Tel: ++ 44 1883 732020. Fax: ++ 44 1883 733408. 15 Lincoln Court, Brampton, Markham, Ontario L6T3Z2. Tel: (905) 453 2200. Fax: (905) 475 8801. Saalburgstrasse 157, 61350 Bad Homburg. Tel: ++ 49 6172 96590. Fax: ++ 49 6172 965933. 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