International roR|Rectifier PD-2.054B 12CTQ... SERIES SCHOTTKY RECTIFIER Major Ratings and Characteristics 12 Amp Description/Features The 12CTQ center tap Schottky rectifier series has been Characteristics 12CTQ... | Units | 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 Tray) Rectangular 12 A switching power supplies, converters, free-wheeling diodes, waveform and reverse battery protection. Varn 35 to 45 v * 175 CT, operation ; * Center tap TO-220 package lem @ tp=5ys sine 690 A e Low forward voltage drop High purity, high temperature epoxy encapsulation for VE @6Apk, Ty2 125C 0.51 v enhanced mechanical strength and moisture resistance (per leg) * High frequency operation T -55t0175 C Guard ring for enhanced ruggedness and long term J reliability : 10,54 (0.415) paw 22 (0.082) CASE STYLE AND DIMENSIONS | max, rae ] oe ! 1 i 10.54 (0.415) 4.57 (0.180) | cum aa ere 18.24 (0.600) 2.54 (0,100) MAX. 4.32 (0. 4.32 (0.170) 184 (0.584) TERM 2 . 12 t +t. ~~ > pe na 2.96 (0.156) jam fe- 0.100 (0.004) DSS (0,140) LA ca iaaee Lipase oe (0.027) BASE COMMON. 1,22 one asP OB +++ 0.61 (0.024) MAX. 15.24 (0.600) pe H [a 2.54 (0.100) i 288 14.84 (0.584) sos 200 eet anne conan a0 Conform to JEDEC outline TO - 220AB Dimensions in millimeters and inches FOR OPTIONAL LEADFORM OPTIONS SEE PAGES 0-476 & D-477 D-13112CTQ... Series Voltage Ratings IgaR Part number 12CTQ035 12CTQ040 12CTQ045 V, Max. DC Reverse Voltage (V) - 35 40 45 Vawy Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 12CTQ | Units Conditions Tray Max. Average Forward Current 12 A |50% duty cycle @ T., = 157C, rectangular wave form *SeeFig.5 . iti i . Following any rated leg Max. Peak One Cycle Non-Repetitive 690 A 5ps Sineor3ysRaect. pulse load con any and with Surge Current (Per Leg) * See Fig. 7 140 10ms Sine or 6ms Rect. pulse|rated V,,,.,, applied E,, Non-Repetitive Avalanche Energy 8 mJ [T= 25C, |= 1.20Amps,L=11.10 mH (Per Leg) l4q Repetitive Avalanche Current 1.20 A_ | Currentdecayinglinearlytozeroin 1 usec (Per Leg) Frequency limited byT max. V,=1.5xV_, typical Electrical Specifications Parameters 12CTQ | Units Conditions Vey Max. Forward Voltage Drop 0.57 VV |@ 6A T= 2 (Per Leg) * See Fig. 1 (1) 0.69 Vv [@ 12A 4 0.51 Vv |@ 6A T= 128C 0.63 Vi |@ 12A 4 lay Max. Reverse Leakage Current 0.8 mA |T,= 26C Vq = rated Vp (Per Leg) * See Fig. 2 (1) 7.0 mA |T,= 125C C, Max. Junction Capacitance (Per Leg) 400 pF |V, = 5V,,, (test signal range 100Khz to 1Mhz) 25C L, Typical Series Inductance (Per Leg) 8.0 nH_ | Measured lead to lead 5mm from package body dv/dt Max. Voltage Rate of Change 10,000 | V/ps (Rated V,) (1) Pulse Width < 300us, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 12CTQ | Units Conditions T, Max. Junction Temperature Range -65to175 | TC Tu Max. Storage Temperature Range -55to175 | Ric Max. Thermal Resistance Junction 3.50 CIW | DCoperation *See Fig.4 toCase (Per Lag) Rye Max. Thermal Resistance Junction 1.75 CMW | DCoperation to Case (Per Package) Rycg Typical Thermal Resistance, Case 0.50 C/W | Mounting surface , smooth and greased to Heatsink wt Approximate Weight 2(0.07) |g(oz.) T Mounting Torque Min. 6(5) Kg-em Max. 12(10) | (Ibf-in) Case Style TO-220AB JEDEC D-132IR 12CTQ... Series Instantaneous Forward Current - I- (A) Yr 3 ' a oot [ TT tT fT yt tT | 0 #10 16 20 25 30 35 40 45 Reverse Voltage - Va (V) Fig. 2- Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 1000 Cc & - oO i S a ) oO 3 S S 3 : 100 0 2 4 & 8 1 12 #14 16 0 10 20 30 40 50 Forward Voltage Drop - Vem ) Reverse Voltage - Vp, (Vv) Fig. 1 -Max. Forward Voltage Drop Characteristics Fig. 3- Typical Junction Capacitance (PerLeg) Vs. Reverse Voltage (Per Leg) ma Fou tr ty Notes: 1. Duty factor D = yy Ito 2. Peak Ty = Fou* Zc Te 00001 0001 001 01 A 1 10 100 ty. Rectangular Pulse Duration (Seconds) Fig. 4- Max. Thermal Impedance Z, . Characteristics (Per Leg) D-133. <2) 12CTQ... Series IeaR 180 5 rT | T fo p= 0.08 _| V/\/ ~ 12cTQ D-0.17_| | /\ 1 yA P4765 Rtnuc (DC)=3.50CW | a 4|_p-025_ 4 kfc : NJ 3S D=0.33 _| y), yn 5 NY = D=0.50__| /, 170 NS 3 | be ; S j MW FE IN S / Uy, 165 pe IX z 2 [RMS Limit Y/Y _/1_pe. 3 ) a NN g a) 3 : g 160 $ 1 LA g z 155 0 0 12 3 4 5 6 7 8 9 0 12 3 4 5 6 7 8 99 Average Forward Current - | F(AV) (A) Average Forward Current - 1 AV) (A) Fig.5- Max. Allowable Case Temperature Fig.6- Forward Power Loss Characteristics Vs. Average Forward Current (Per Leg) (PerLeg) 1000 =< Rated = With Rated a Suge HM E 6 & a a dD & 5 = 100 10 100 1000 10000 Square Wave Pulse Duration - tp (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (PerLeg) L IN . HIGH-SPEED DUT IRFP460 SWITCH ee FREE-WHEEL cs Rg = 25 ohm DIODE + | Vd = 25 Volt CURRENT p 40HFL40802 MONITOR Vv Fig. 8- Unclamped Inductive Test Circuit D-134