Bulletin PD-20544 rev. C 12/01 40CTQ045 40CTQ045S 40CTQ045-1 SCHOTTKY RECTIFIER 40 Amp Description/Features Major Ratings and Characteristics Characteristics This center tap Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. The proprietary barrier technology allows for reliable operation up to 150° C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. Values Units IF(AV) Rectangular 40 A VRRM 45 V IFSM @ tp = 5 µs sine 1240 A Center tap configuration Very low forward voltage drop VF @ 20 Apk, TJ = 125°C (per leg) 0.48 V High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance TJ range - 55 to 150 °C waveform 150° C TJ operation High frequency operation Guard ring for enhanced ruggedness and long term reliability Case Styles 40CTQ... 40CTQ... S Base Common Cathode Base Common Cathode 2 1 Anode 2 Common Cathode TO-220 www.irf.com 40CTQ... -1 Base Common Cathode 2 3 Anode 1 Anode 2 Common Cathode D2PAK 2 3 Anode 1 Anode 2 Common Cathode 3 Anode TO-262 1 40CTQ045, 40CTQ045S, 40CTQ045-1 Bulletin PD-20544 rev. C 12/01 Voltage Ratings 40CTQ045 40CTQ045S 40CTQ045-1 Parameters VR Max. DC Reverse Voltage (V) 45 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current * See Fig. 5 Values Units (Per Leg) (Per Device) 20 A Conditions 50% duty cycle @ TC = 116°C, rectangular wave form 40 IFSM Max. Peak One Cycle Non-Repetitive 1240 EAS Surge Current (Per Leg) * See Fig. 7 Non-Repetitive Avalanche Energy 350 20 mJ 3 A A Following any rated 5µs Sine or 3µs Rect. pulse load condition and with 10ms Sine or 6ms Rect. pulse rated V RRM applied TJ = 25 °C, IAS = 3 Amps, L = 4.40 mH (Per Leg) IAR Repetitive Avalanche Current (Per Leg) Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM IRM Values Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) V V V @ 20A @ 40A @ 20A 0.67 V @ 40A 3 mA TJ = 25 °C 115 mA TJ = 125 °C TJ = TJ max. Max. Reverse Leakage Current (Per Leg) * See Fig. 2 (1) Conditions 0.53 0.68 0.48 TJ = 25 °C TJ = 125 °C VR = rated VR VF(TO) Threshold Voltage 0.27 V rt Forward Slope Resistance 8.72 mΩ CT Max. Junction Capacitance (Per Leg) 2800 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25°C LS Typical Series Inductance 8.0 nH Measured lead to lead 5mm from package body 10000 V/ µs (Per Leg) dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters Values Units TJ Max. Junction Temperature Range -55 to 150 °C Tstg Max. Storage Temperature Range -55 to 150 °C Conditions RthJC Max. Thermal Resistance Junction to Case (Per Leg) 2.0 °C/W DC operation RthJC Max. Thermal Resistance Junction to Case (Per Package) 1.0 °C/W DC operation RthCS Typical Thermal Resistance, Case to Heatsink 0.50 °C/W Mounting surface , smooth and greased (only for TO-220) wt Approximate Weight T Mounting Torque 2 2 (0.07) g (oz.) Min. 6 (5) Max. 12 (10) Kg-cm (Ibf-in) www.irf.com 40CTQ045, 40CTQ045S, 40CTQ045-1 Bulletin PD-20544 rev. C 12/01 1 0 00 Reverse Cu rrent - I R (m A) 100 T J = 15 0 C 1 00 125 C 10 100 C 75 C 1 50 C 0 .1 25 C 0 .0 1 0.0 0 1 0 5 10 15 20 25 30 35 40 45 Reverse V oltag e - V R (V ) Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 10 0 00 Junc tion C ap ac ita n ce - C T (p F) In stantan eous Forw a rd C urrent - I F (A ) 1 00 0 10 T J = 150 C T J = 125 C T J = 25 C 1 T J = 25 C 1 0 00 10 0 0 0 .2 0.4 0.6 0 .8 1 1.2 1 .4 1.6 1 .8 0 10 Forw a rd V olta g e D rop - V FM (V ) 20 30 40 50 Reverse V oltag e - V R (V ) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Therm al Im pedan ce Z thJC ( C /W ) 10 1 D D D D D = = = = = 0.75 0.50 0.33 0.25 0.20 PD M t1 0.1 Notes: Sing le Pulse (Therm a l Resista n ce) 0.0 1 0.000 01 0.0 001 0.0 01 0 .01 t2 1. D uty factor D = t 1/ t 2 2. Peak TJ = PD M x Z thJC+ T C 0 .1 1 10 10 0 t 1 , Recta ng ula r Pu lse Du ra tio n (Seco n d s) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 40CTQ045, 40CTQ045S, 40CTQ045-1 1 50 18 1 45 16 A vera ge Pow er Loss - (W at ts) Allow able C ase Tem perature - ( C ) Bulletin PD-20544 rev. C 12/01 1 40 DC 1 35 1 30 1 25 1 20 Sq uare w a ve (D = 0.50) 80% Rated V R a pp lied 1 15 1 10 D D D D D 14 12 = = = = = 0.20 0.25 0.33 0.50 0.75 RM S Lim it 10 DC 8 6 4 2 1 05 se e no te (2) 0 1 00 0 5 10 15 20 25 0 30 Averag e Forw a rd C urren t - I F(A V ) (A ) 5 10 15 20 25 30 A vera ge Forw a rd C urren t - I F(A V ) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Fig. 6 - Forward Power Loss Characteristics (Per Leg) Non-Rep etitive Surg e C urrent - I F SM (A ) 10000 At Any Rated Load C ondition An d W ith Ra ted V RRM Ap plied Follow ing Surge 1000 100 10 100 1000 10000 Square W ave Pulse D uration - t p (m icrosec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) 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 = 10 V 4 www.irf.com 40CTQ045, 40CTQ045S, 40CTQ045-1 Bulletin PD-20544 rev. C 12/01 Outline Table 10.54 (0.41) MAX. 3.78 (0.15) 3.54 (0.14) 1.32 (0.05) 1.22 (0.05) DIA. 6.48 (0.25) 6.23 (0.24) 2.92 (0.11) 2.54 (0.10) TERM 2 15.24 (0.60) 14.84 (0.58) 2° 1 2 3 14.09 (0.55) 3.96 (0.16) 13.47 (0.53) 3.55 (0.14) 0.10 (0.004) 2.04 (0.080) MAX. 1.40 (0.05) BASE COMMON CATHODE 2.89 (0.11) 1.15 (0.04) 2.64 (0.10) 0.94 (0.04) 2 0.69 (0.03) 1 1 2 3 0.61 (0.02) MAX. 4.57 (0.18) 2 3 ANODE COMMON ANODE CATHODE 1 2 4.32 (0.17) Conform to JEDEC outline TO-220AB Dimensions in millimeters and (inches) 5.08 (0.20) REF. 4.69 (0.18) 4.20 (0.16) 10.16 (0.40) REF. 1.32 (0.05) 1.22 (0.05) 6.47 (0.25) 15.49 (0.61) 93° 6.18 (0.24) 14.73 (0.58) 5.28 (0.21) 2.61 (0.10) 4.78 (0.19) 2.32 (0.09) 0.55 (0.02) 8.89 (0.35) 3X BASE COMMON CATHODE REF. 1.40 (0.055) 1.14 (0.045) 2X 0.46 (0.02) 0.93 (0.37) MINIMUM RECOMMENDED FOOTPRINT 0.69 (0.27) 11.43 (0.45) 2 1 1 2 3 4.57 (0.18) 3 ANODE COMMON ANODE CATHODE 1 2 4.32 (0.17) 2 8.89 (0.35) 17.78 (0.70) 0.61 (0.02) MAX. 5.08 (0.20) REF. 3.81 (0.15) 2.08 (0.08) 2 Conform to JEDEC outline D Pak (SMD-220) Dimensions in millimeters and (inches) www.irf.com 2X 2.54 (0.10) 2X 5 40CTQ045, 40CTQ045S, 40CTQ045-1 Bulletin PD-20544 rev. C 12/01 Outline Table Modified JEDEC outline TO-262 Dimensions in millimeters and (inches) BASE COMMON CATHODE 2 1 2 3 ANODE COMMON ANODE CATHODE 1 2 Marking Information EXAMPLE: THIS IS A 40CTQ045-1 LOT CODE 1789 ASSEMBLED ON WW 19, 1999 IN THE ASSEMBLY LINE "C" INTERNATIONAL RECTIFIER LOGO ASSEMBLY LOT CODE 6 PART NUMBER DATE CODE YEAR 7 = 1999 WEEK 19 LINE C www.irf.com 40CTQ045, 40CTQ045S, 40CTQ045-1 Bulletin PD-20544 rev. C 12/01 Tape & Reel Information TRR 1.60 (0.063) 1.50 (0.059) 4.10 (0.161) 3.90 (0.153) FEED DIR ECTION 1.60 (0.063) 1.50 (0.059) 1.85 (0.073) DIA. 0.368 (0.0145) 0.342 (0.0135) 11.60 (0.457) 1.65 (0.065) 11.40 (0.449) 15.42 (0.609) 15.22 (0.601) TRL 1.75 (0.069) 10.90 (0.429) 1.25 (0.049) 10.70 (0.421) 24.30 (0.957) 23.90 (0.941) DIA. 4.72 (0.186) 16.10 (0.634) 4.52 (0.178) 15.90 (0.626) FEED DIRECTION 13.50 (0.532) 26.40 (1.039) 12.80 (0.504) DIA. 24.40 (0.961) SMD-220 Tape & Reel When ordering, indicate the part number, part orientation, and the quantity. Quantities are in multiples of 800 pieces per reel for both TRL and TRR. 60 (2.362) 360 (14.173) D IA . MIN . DIA. MAX. Dimensions in millimeters and (inches) Ordering Information Table Device Code www.irf.com 40 C T Q 045 -1 1 2 3 4 5 6 1 - Essential Part Number 2 - Common Cathode 3 - T = TO-220 4 - Q = Schottky Q Series 035 = 35V 5 - Voltage Rating 040 = 40V 6 - S = D2Pak 045 = 45V 6 - -1 = TO-262 7 40CTQ045, 40CTQ045S, 40CTQ045-1 Bulletin PD-20544 rev. C 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 8 www.irf.com