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| Bulletin PD-20638 rev. A 12/01 61CTQ045 SCHOTTKY RECTIFIER 60 Amp Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform (Per Device) IFRM @ TC = 142C (Per Leg) VRRM IFSM @ tp = 5 s sine VF TJ @ 30 Apk, TJ = 125C range 60 45 2600 0.57 - 65 to 175 A V A V C Description/Features Units A This center tap Schottky rectifier 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 switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 175 C TJ operation Center tap TO-220 package Low forward voltage drop High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance High frequency operation Guard ring for enhanced ruggedness and long term reliability Values 60 Case Styles 61CTQ045 Base Common Cathode 2 1 Anode 2 Common Cathode 3 Anode TO-220 www.irf.com 1 61CTQ045 Bulletin PD-20638 rev. A 12/01 Voltage Ratings Parameters VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 61CTQ045 45 Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward (Per Leg) Current (Per Device) IFRM Peak Repetitive Forward Current (Per Leg) IFSM EAS IAR Max.Peak One Cycle Non -Repetitive Surge Current (Per Leg) Non -Repetitive Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) Values 30 60 60 2600 350 27 4 Units Conditions A A A mJ A @ TC = 142 C, (Rated VR) Rated VR, square wave, 20kHz TC = 142 C Following any rated load 5s Sine or 3s Rect. pulse condition and with rated 10ms Sine or 6ms Rect. pulse VRRM applied TJ = 25C, IAS = 4Amps, L = 3.4mH Current decaying linearty to zero in 1 sec Frequency limited by T J max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM Max. Forward Voltage Drop (1) IRM CT LS Max. Instantaneus Reverse Current Max. Junction Capacitance Typical Series Inductance Typ. Max. Units Conditions 0.57 0.72 0.53 0.70 0.06 21 8.0 10000 1900 0.61 0.76 0.57 0.74 1 40 V V V V mA mA pF nH V/ s @ 30A @ 60A @ 30A @ 60A TJ = 25 C TJ = 125 C VR = 5VDC (test signal range 100Khz to 1Mhz) 25C Measured from top of terminal to mounting plane Rated DC voltage TJ = 125 C TJ = 25 C dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters TJ Tstg Max. Junction Temperature Range Max. Storage Temperature Range Values -65 to 175 -65 to 175 1.2 0.50 2 (0.07) Min. Max. 6 (5) 12 (10) Units Conditions C C C/W C/W g (oz.) Kg-cm Non-lubricated threads (Ibf-in) DC operation Mounting surface, smooth and greased RthJC Max. Thermal Resistance Junction to Case (Per Leg) RthCS Typical Thermal Resistance Case to Heatsink wt T Approximate Weight Mounting Torque 2 www.irf.com 61CTQ045 Bulletin PD-20638 rev. A 12/01 1000 (mA) 1000 Tj = 175C 100 10 1 0.1 Reverse Current - I R 150C 125C 100C 75C 50C 25C (A) Instantaneous Forward Current - I 100 F 0.01 0.001 0 10 20 30 40 50 Reverse Voltage - VR (V) Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage 10000 (pF) T = 25C J Tj = 125C Tj = 25C Junction Capacitance - C Tj = 175C T 10 1000 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 Forward Voltage Drop - VFM (V) Fig. 1 - Maximum Forward Voltage Drop Characteristics 100 0 5 10 15 20 25 30 35 40 45 Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage 10 (C/W) D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 thJC 1 Thermal Impedance Z PDM 0.1 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 10 t1, Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance Z thJC Characteristics www.irf.com 3 61CTQ045 Bulletin PD-20638 rev. A 12/01 180 Allowable Case Temperature (C) Average Power Loss (Watts) 30 160 DC D = 0.20 D = 0.25 25 D = 0.33 D = 0.50 20 D = 0.75 140 Square wave (d=0.5) 80% rated Vr applied 15 10 5 0 RMS Limit DC 120 see note (2) 100 0 5 10 15 20 25 30 35 40 45 F(AV) 0 5 10 15 20 25 30 35 40 45 Average Forward Current - I F(AV) (A) Fig. 6 - Forward Power Loss Characteristics Average Forward Current - I (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (A) 10000 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge Non-Repetitive Surge Current - I FSM 1000 100 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) (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 61CTQ045 Bulletin PD-20638 rev. A 12/01 Outline Table 10.54 (0.41) MAX. 3.78 (0.15) 3.54 (0.14) 15.24 (0.60) 14.84 (0.58) 123 14.09 (0.55) 13.47 (0.53) 3.96 (0.16) 3.55 (0.14) 2.04 (0.080) MAX. 1.40 (0.05) 1.15 (0.04) 0.94 (0.04) 0.69 (0.03) 2.89 (0.11) 2.64 (0.10) 0.10 (0.004) Base Common Cathode 2 1.32 (0.05) DIA. 6.48 (0.25) 6.23 (0.24) 2 1.22 (0.05) 2.92 (0.11) 2.54 (0.10) TERM 2 123 4.57 (0.18) 4.32 (0.17) 0.61 (0.02) MAX. 1 Anode 2 Common Cathode 3 Anode 5.08 (0.20) REF. Conform to JEDEC outline TO-220AB Dimensions in millimeters and (inches) Ordering Information Table Device Code 61 1 C 2 T 3 Q 4 045 5 1 2 3 4 5 - Essential Part Number Common Cathode T = TO-220 Q = Schottky Q Series Voltage Rating 045 = 45V www.irf.com 5 61CTQ045 Bulletin PD-20638 rev. A 12/01 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. 12/01 6 www.irf.com |
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