Bulletin PD-20554 rev. C 07/06 12CTQ... 12CTQ...S 12CTQ...-1 SCHOTTKY RECTIFIER 12 Amp IF(AV) = 12Amp VR = 35/ 45V Description/ Features Major Ratings and Characteristics Characteristics 12CTQ Units IF(AV) Rectangular waveform 12 A 35 / 45 V VRRM range The 12CTQ center tap Schottky rectifier 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 switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 175° C TJ operation Center tap TO-220 package IFSM @ tp = 5 μs sine 690 A VF @ 6 Apk, TJ = 125°C 0.53 V TJ range - 55 to 175 °C 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 (per leg) Case Styles 12CTQ... 12CTQ... S Base Common Cathode Base Common Cathode 2 1 Anode 2 Common Cathode TO-220 www.irf.com 12CTQ... -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 12CTQ... Series Bulletin PD-20554 rev. C 07/06 Voltage Ratings Part number VR 12CTQ035 12CTQ040 12CTQ045 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 12CTQ Units (Per Leg) 6 (Per Device) 690 Surge Current (Per Leg) * See Fig. 7 140 Non-Repetitive Avalanche Energy (Per Leg) IAR Repetitive Avalanche Current (Per Leg) Conditions 50% duty cycle @ TC = 160°C, rectangular wave form 12 Max. Peak One Cycle Non-Repetitive EAS A A 8 mJ 1.20 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 = 1.20 Amps, L = 11.10 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 12CTQ Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) Conditions 0.60 0.73 0.53 V V V @ 6A @ 12A @ 6A 0.64 V @ 12A Max. Reverse Leakage Current 0.8 mA TJ = 25 °C (Per Leg) * See Fig. 2 7.0 mA TJ = 125 °C TJ = TJ max. (1) TJ = 25 °C TJ = 125 °C VR = rated VR VF(TO) Threshold Voltage 0.35 V rt Forward Slope Resistance 18.23 mΩ CT Max. Junction Capacitance (Per Leg) 400 pF VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C LS Typical Series Inductance (Per Leg) 8.0 nH Measured lead to lead 5mm from package body dv/dt Max. Voltage Rate of Change 10000 V/ μs (Rated VR) (1) Pulse Width < 300μs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 12CTQ Units TJ Max. Junction Temperature Range -55 to 175 Tstg Max. Storage Temperature Range -55 to 175 Conditions °C °C RthJC Max. Thermal Resistance Junction to Case (Per Leg) 3.50 °C/W DC operation RthJC Max. Thermal Resistance Junction to Case (Per Package) 1.75 °C/W DC operation RthCS Typical Thermal Resistance, Case to Heatsink 0.50 °C/W Mounting surface , smooth and greased wt Approximate Weight T Mounting Torque 2 2 (0.07) g (oz.) Min. 6 (5) Max. 12 (10) Kg-cm (Ibf-in) * See Fig. 4 www.irf.com 12CTQ... Series Bulletin PD-20554 rev. C 07/06 100 100 Reverse Current - I (mA) R 150°C 125°C 1 100°C 0.1 75°C 0.01 50°C 25°C 0.001 0.0001 0 5 10 15 20 25 30 35 40 45 Reverse Voltage - V R (V) 10 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 1000 TJ= 25°C T TJ= 125°C (pF) TJ= 175°C Junc tion Capac itance - C Insta ntaneous Forward Current - I F (A) TJ= 175°C 10 TJ= 25°C 100 1 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 0 10 20 30 40 Forward Voltage Drop - V FM (V) Reverse Voltage - VR (V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) 50 Thermal Impedance Z thJC (°C/ W) 10 1 0.1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 0.01 0.001 0.00001 PDM t1 Single Pulse (Thermal Resistanc e) 0.0001 0.001 0.01 t2 Notes: 1. Duty factor D = t 11/ t 2 2. Peak TJ = PDM x Z thJC+ TC 0.1 1 10 100 t 1 , Rectangular Pulse Duration (Sec onds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 12CTQ... Series Bulletin PD-20554 rev. C 07/06 5 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 4.5 Average Power Loss - (Watts) Allowable Case Temperature - (°C) 175 170 165 DC 160 Sq uare wa ve (D = 0.50) 80% Rated V a pplied R 155 0 2 3 RMSLimit 2.5 DC 2 1.5 1 0.5 see note (2) 150 4 3.5 4 6 8 0 10 0 Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Non-Repetitive Surge Current - I FSM (A) 2 4 6 8 10 Average Forward Current - I F(AV) (A) Fig. 6 - Forward Power Loss Characteristics (Per Leg) 1000 At Any Rated Load Condition And With Rated VRRM Applied Following Surge 100 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) 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 12CTQ... Series Bulletin PD-20554 rev. C 07/06 Outline Table Conform to JEDEC outline TO-220AB Conform to JEDEC outline D2Pak (SMD-220) Dimensions in millimeters and (inches) www.irf.com 5 12CTQ... Series Bulletin PD-20554 rev. C 07/06 Outline Table Modified JEDEC outline TO-262 Dimensions in millimeters and (inches) Tape & Reel Information Dimensions in millimeters and (inches) 6 www.irf.com 12CTQ... Series Bulletin PD-20554 rev. C 07/06 Part Marking Information TO-220 EXAMPLE: THIS IS A 12CTQ045 LOT CODE 1789 ASSEMBLED ON WW 19, 2000 IN THE ASSEMBLY LINE "C" PART NUMBER INTERNATIONAL RECTIFIER LOGO DATE CODE YEAR 0 = 2000 WEEK 19 LINE C ASSEMBLY LOT CODE D2PAK INTERNATIONAL THIS IS A 12CTQ045S RECTIFIER LOT CODE 8024 LOGO ASSEMBLED ON WW 02, 2003 IN ASSEMBLY LINE "C" ASSEMBLY LOT CODE PART NUMBER 12CTQ045S DATE CODE YEAR 3 = 2003 WEEK 02 LINE C TO-262 INTERNATIONAL EXAMPLE: THIS IS A 12CTQ045-1 RECTIFIER LOT CODE 1789 LOGO ASSEMBLED ON WW 19, 2002 IN ASSEMBLY LINE "C" ASSEMBLY LOT CODE www.irf.com PART NUMBER DATE CODE YEAR 2 = 2002 WEEK 19 LINE C 7 12CTQ... Series Bulletin PD-20554 rev. C 07/06 Ordering Information Table Device Code 12 C T Q 045 S TRL - 1 2 3 4 5 6 7 8 1 - Current Rating (12A) 2 - Circuit Configuration 3 - T = TO-220 4 - Schottky "Q" Series 5 - Voltage Ratings 6 - y S = D2Pak 7 - C = Common Cathode 035 = 35V 040 = 40V 045 = 45V y -1= TO-262 y none = Tube (50 pieces) y TRL = Tape & Reel (Left Oriented - for D2Pak only) y TRR = Tape & Reel (Right Oriented - for D2Pak only) 8 - y none = Standard Production y PbF = Lead-Free 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. 07/06 8 www.irf.com