PD-2.287 rev. B 02/2000 11DQ03 11DQ04 SCHOTTKY RECTIFIER 1.1 Amp Major Ratings and Characteristics Description/Features The 11DQ.. axial leaded Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. Characteristics 11DQ.. Units IF(AV) Rectangular waveform 1.1 A 30/40 V High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance IFSM @ tp = 5 µs sine 225 A Very low forward voltage drop High frequency operation VF @ 1 Apk, TJ = 25°C 0.55 V Guard ring for enhanced ruggedness and long term reliability TJ range - 40 to 150 °C VRRM Low profile, axial leaded outline CASE STYLE AND DIMENSIONS Conform to JEDEC Outline DO-204AL (DO-41) Dimensions in millimeters and inches 1 11DQ03, 11DQ04 PD-2.287 rev. B 02/2000 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 11DQ03 11DQ04 30 40 Absolute Maximum Ratings Parameters 11DQ.. Units I F(AV) Max. Average Forward Current 1.1 A Conditions 50% duty cycle @ TA =75 °C, rectangular wave form * See Fig. 4 I FSM Max. Peak One Cycle Non-Repetitive Surge Current * See Fig. 6 225 35 5µs Sine or 3µs Rect. pulse A 10ms Sine or 6ms Rect. pulse Following any rated load condition and with rated VRRM applied Electrical Specifications Parameters VFM IRM 11DQ.. Units Max. Forward Voltage Drop * See Fig. 1 (1) Conditions 0.55 0.71 0.50 V V V @ 1A @ 2A @ 1A 0.61 V @ 2A Max. Reverse Leakage Current 1.0 mA TJ = 25 °C * See Fig. 2 6.0 mA TJ = 125 °C (1) TJ = 25 °C TJ = 125 °C VR = rated VR CT Typical Junction Capacitance 60 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 (1) Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 11DQ.. Units TJ Max. Junction Temperature Range -40 to 150 °C Tstg Max. Storage Temperature Range -40 to 150 °C Conditions RthJA Max. Thermal Resistance Junction to Ambient 130 °C/W DCoperation Without cooling fin RthJA Typical Thermal Resistance Junction to Ambient with PC Board Mounted 81 °C/W PC board mounted [L = 8mm (0.315 in.)] Solder land area 100mm2 (0.155 in2.) wt 2 Approximate Weight 0.33(0.012) g (oz.) Case Style DO-204AL(DO-41) 11DQ03, 11DQ04 PD-2.287 rev. B 02/2000 10 100 T J = 150˚C Reverse Current - IR (mA) TJ = 150˚C 1 125˚C 0.1 0.01 25˚C 0.001 0.0001 0 TJ = 125˚C 1 10 20 30 40 Reverse Voltage - VR (V) TJ = 25˚C Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage 100 0.1 0 0.3 0.6 0.9 1.2 1.5 Forward Voltage Drop - VFM (V) Junction Capacitance - CT (pF) Instantaneous Forward Current - IF (A) 10 T = 25˚C J 10 0 10 20 30 40 50 Fig. 1 - Max. Forward Voltage Drop Characteristics Reverse Voltage - VR (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage 3 11DQ03, 11DQ04 PD-2.287 rev. B 02/2000 0.8 120 Average Power Loss - (Watts) Allowable Case Temperature - (°C) 150 DC 90 60 Square wave (D = 0.50) 80% Rated VR applied 30 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 0.6 RMS Limit 0.4 0.2 see note (2) 0 0 0.3 0.6 0.9 1.2 0 1.5 0 Non-Repetitive Surge Current - IFSM(A) Fig. 4 - Max. Allowable Case Temperature Vs. Average Forward Current 0.6 0.9 1.2 1.5 Fig. 5- Forward Power Loss Characteristics 1000 At Any Rated Load Condition And With Rated VRRM Applied Following Surge 100 10 10 0.3 Average Forward Current - IF(AV) (A) Average Forward Current - IF(AV)(A) 100 1000 10000 Square Wave Pulse Duration - tp(microsec) Fig. 6 - Max. Non-Repetitive Surge Current (2) Formula used: TC = T J - (Pd + PdREV) x RthJC ; Pd = Forward Power Loss = IF(AV) x VFM @ (IF(AV) / D) (see Fig. 6); Pd REV = Inverse Power Loss = V R1 x IR (1 - D); IR @ VR1 = 80% rated VR 4 DC 11DQ03, 11DQ04 PD-2.287 rev. B 02/2000 WORLD HEADQUARTERS: EUROPEAN HEADQUARTERS: IR CANADA: IR GERMANY: IR ITALY: IR FAR EAST: IR SOUTHEAST ASIA: IR TAIWAN: http://www.irf.com 233 Kansas St., El Segundo, California 90245 U.S.A. Tel: (310) 322 3331. Fax: (310) 322 3332. Hurst Green, Oxted, Surrey RH8 9BB, U.K. Tel: ++ 44 1883 732020. Fax: ++ 44 1883 733408. 15 Lincoln Court, Brampton, Markham, Ontario L6T3Z2. Tel: (905) 453 2200. Fax: (905) 475 8801. Saalburgstrasse 157, 61350 Bad Homburg. Tel: ++ 49 6172 96590. Fax: ++ 49 6172 965933. Via Liguria 49, 10071 Borgaro, Torino. Tel: ++ 39 11 4510111. Fax: ++ 39 11 4510220. K&H Bldg., 2F, 30-4 Nishi-Ikebukuro 3-Chome, Toshima-Ku, Tokyo, Japan 171. Tel: 81 3 3983 0086. 1 Kim Seng Promenade, Great World City West Tower,13-11, Singapore 237994. Tel: ++ 65 838 4630. 16 Fl. Suite D.207, Sec. 2, Tun Haw South Road, Taipei, 10673, Taiwan. Tel: 886 2 2377 9936. Fax-On-Demand: +44 1883 733420 Data and specifications subject to change without notice. 5