Bulletin PD-20568 rev. E 09/01 40L15CT 40L15CTS 40L15CT-1 SCHOTTKY RECTIFIER 2 x 20 Amps Major Ratings and Characteristics Characteristics Description/Features Values Units IF(AV) Rectangular waveform 40 A VRRM 15 V IFSM @ tp = 5 µs sine 700 A VF 0.25 V - 55 to 125 °C @ 19 Apk, TJ=125°C The center tap Schottky rectifier module has been optimized for ultra low forward voltage drop specifically for the OR-ing of parallel power supplies. The proprietary barrier technology allows for reliable operation up to 125 °C junction temperature. Typical applications are in parallel switching power supplies, converters, reverse battery protection, and redundant power subsystems. 125°C TJ operation (VR < 5V) Center tap module Optimized for OR-ing applications Ultra low forward voltage drop (per leg, Typical) High frequency operation TJ Guard ring for enhanced ruggedness and long term reliability High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Case Styles 40L15CT 40L15CTS Base Common Cathode Base Common Cathode 2 1 Anode 2 Common Cathode Base Common Cathode 2 3 Anode TO-220AB www.irf.com 40L15CT-1 1 Anode 2 Common Cathode D2PAK 2 3 Anode 1 Anode 2 Common Cathode 3 Anode TO-262 1 40L15CT, 40L15CTS, 40L15CT-1 Bulletin PD-20568 rev. E 09/01 Voltage Ratings Part number VR Values Max. DC Reverse Voltage (V) @ TJ = 100 °C 15 VRWM Max. Working Peak Reverse Voltage (V) @ TJ = 100 °C Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current * See Fig. 5 Values Units 20 A 50% duty cycle @ TC = 85°C, rectangular wave form A Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied TJ = 25 °C, IAS = 2 Amps, L = 6 mH (Per Leg) (Per Device) 40 I FSM Max. Peak One Cycle Non-Repetitive 700 Surge Current (Per Leg) * See Fig. 7 330 E AS Non-Repetitive Avalanche Energy (Per Leg) 10 mJ I AR Repetitive Avalanche Current (Per Leg) 2 A Values Units Conditions 5µs Sine or 3µs Rect. pulse Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters Conditions Typ. Max. VFM I RM Forward Voltage Drop (Per Leg) * See Fig. 1 0.25 0.37 (1) Reverse Leakage Current (Per Leg) * See Fig. 2 (1) VF(TO) Threshold Voltage 0.41 0.52 0.33 0.50 V V V V @ 19A @ 40A @ 19A @ 40A - 10 mA TJ = 25 °C - 600 mA TJ = 100 °C 0.182 V TJ = TJ max. 7.6 mΩ TJ = 25 °C TJ = 125 °C VR = rated VR rt Forward Slope Resistance CT Max. Junction Capacitance (Per Leg) - 2000 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25°C LS Typical Series Inductance (Per Leg) 8 - nH Measured lead to lead 5mm from package body dv/dt Max. Voltage Rate of Change (Rated VR) 10,000 V/ µs (1) Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters Values Units °C TJ Max. Junction Temperature Range -55 to 125 Tstg Max. Storage Temperature Range -55 to 150 RthJC Max. Thermal Resistance Junction to Case (Per Leg) RthCS Typical Thermal Resistance Case to Heatsink RthJA Max. Thermal Resistance Junction to Ambient wt Approximate Weight T Mounting Torque 2 1.5 0.50 40 2 (0.07) Min. 6 (5) Max. 12 (10) Conditions °C °C/W DC operation * See Fig. 4 °C/W Mounting surface , smooth and greased Only for TO-220 °C/W DC operation For D2Pak and TO-262 g (oz.) Kg-cm Non-lubricated threads (Ibf-in) www.irf.com 40L15CT, 40L15CTS, 40L15CT-1 Bulletin PD-20568 rev. E 09/01 Reverse C urren t - I R (m A) 10 0 0 100 T J = 100 C 100 75 C 50 C 10 25 C 1 0 .1 0 3 6 9 12 15 Reverse V oltag e - V R (V ) Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage 1 00 0 0 T J = 12 5 C 10 Jun ction C a pa cita n ce - C T (pF) Instan ta n eo us Forw ard C ur ren t - I F (A ) 1 00 0 TJ = 7 5 C TJ = 2 5 C 1 T J = 25 C 1 0 00 100 0 0 .2 0 .4 0.6 0.8 1 1 .2 1.4 1 .6 0 5 10 15 Forw a rd V olta ge D rop - V FM (V ) Reverse V olta ge - VR (V ) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage 20 Th erm a l Im pedance Z thJC ( C /W ) 10 1 D D D D D = = = = = 0 .75 0 .50 0 .33 0 .25 0 .2 0 PD M t1 0 .1 Sin gle Pu lse (Therm a l Resista n ce) 0 .0 1 0.00 00 1 0 .00 0 1 0 .0 01 0.0 1 Notes: t2 1. D uty factor D = t 1/ t 2 2. Peak T J = P D M x Z thJC+ T C 0 .1 1 10 100 t 1 , Re ctan g ular Pu lse D ura tio n (Seco nd s) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics www.irf.com 3 40L15CT, 40L15CTS, 40L15CT-1 1 00 14 95 12 A vera ge Pow er Loss - (W a tts) Allow a b le Ca se Te m pera t ure - ( C ) Bulletin PD-20568 rev. E 09/01 90 85 Squa re w ave (D = 0.50) 80 75 D D D D D 10 = = = = = 0.20 0.25 0.33 0.50 0.75 RM S Lim it 8 DC 6 4 2 se e no te ( 2) 70 0 0 4 8 12 16 20 24 0 A vera ge Forw ard C urren t - I F(AV) (A) 5 10 15 20 25 30 A vera ge Forw a rd C urren t - I F(AV) (A) Fig. 5 - Maximum Allowable Case Temperature Vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics Non-Repetitive Surge C urrent - I FSM (A) 1000 At An y Rated Load C ond ition An d W ith Rated V RRM Ap plied Follow in g Surg e 100 10 100 1000 10000 Sq uare W ave Pulse D uration - t p (m icrosec) Fig. 7 - Maximum Non-Repetitive Surge Current L IRFP460 D UT Rg = 25 ohm C UR RE N T M O N ITO R H IG H -SPE ED SW ITC H FREE-W HE EL D IO D E + V d = 25 V olt 40H FL40S02 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 40L15CT, 40L15CTS, 40L15CT-1 Bulletin PD-20568 rev. E 09/01 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) Base Common Cathode 2.04 (0.080) MAX. 1.40 (0.05) 2.89 (0.11) 1.15 (0.04) 2.64 (0.10) 0.94 (0.04) 2 0.69 (0.03) 1 Anode 1 2 3 2 Common Cathode 3 Anode 0.61 (0.02) MAX. 4.57 (0.18) 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 3 4.57 (0.18) 1 Anode 2 Common Cathode 4.32 (0.17) 3 Anode 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) 2X 2.54 (0.10) 2X Conform to JEDEC outline D2Pak (SMD-220) Dimensions in millimeters and (inches) www.irf.com 5 40L15CT, 40L15CTS, 40L15CT-1 Bulletin PD-20568 rev. E 09/01 Outline Table Modified JEDEC outline TO-262 Dimensions in millimeters and (inches) Base Common Cathode 2 1 Anode 2 Common Cathode 3 Anode Marking Information EXAMPLE: THIS IS A 40L15CTS (K) INTERNATIONAL RECTIFIER LOGO PART NUMBER 40L15CTS 9906 9G3A ASSEMBLY DATE CODE (YYWW) LOT CODE (A) 6 (A) YY = YEAR WW = WEEK www.irf.com 40L15CT, 40L15CTS, 40L15CT-1 Bulletin PD-20568 rev. E 09/01 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 60 (2.362) 360 (14.173) of 800 pieces per reel for both TRL and TRR. D IA . MIN . DIA. MAX. Dimensions in millimeters and (inches) Ordering Information Table Device Code www.irf.com 40 L 15 C T -1 1 2 3 4 5 6 1 - Current Rating: 40 = 40A 2 - L = Schottky L Series 3 - Voltage Rating: 15 = 15V 4 - C = Common Cathode 5 - T = TO-220 6 - -1 = TO-262 option 7 40L15CT, 40L15CTS, 40L15CT-1 Bulletin PD-20568 rev. E 09/01 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. 09/01 8 www.irf.com