Bulletin PD-20524 rev. F 06/04 50WQ04FN SCHOTTKY RECTIFIER 5.5 Amp IF(AV) = 5.5Amp VR = 40V Description/ Features Major Ratings and Characteristics Characteristics 50WQ04FN Units The 50WQ04FN surface mount Schottky rectifier has been designed for applications requiring low forward drop and small foot prints on PC board. Typical applications are in disk drives, switching power supplies, converters, free-wheeling diodes, battery charging, and reverse battery protection. IF(AV) Rectangular waveform 5.5 A VRRM 40 V Popular D-PAK outline IFSM @ tp = 5 µs sine 550 A Small foot print, surface moutable Low forward voltage drop VF @ 5 Apk, TJ = 125°C 0.44 V TJ range - 40 to 150 °C High frequency operation Guard ring for enhanced ruggedness and long term reliability Case Styles 50WQ04FN Base Cathode 4, 2 1 Anode 3 Anode D-PAK www.irf.com 1 50WQ04FN Bulletin PD-20524 rev. F 06/04 Voltage Ratings Part number VR 50WQ04FN Max. DC Reverse Voltage (V) 40 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current 50WQ... Units 5.5 A Conditions 50% duty cycle @ TC = 135°C, rectangular wave form * See Fig. 5 IFSM Max. Peak One Cycle Non-Repetitive 550 5µs Sine or 3µs Rect. pulse A Surge Current * See Fig. 7 90 EAS Non-Repetitive Avalanche Energy 9 mJ 10ms Sine or 6ms Rect. pulse IAR Repetitive Avalanche Current 1.2 A 50WQ... Units Max. Forward Voltage Drop 0.51 V @ * See Fig. 1 0.63 V @ 10A 0.44 V @ 0.59 V @ 10A Max. Reverse Leakage Current 3 mA TJ = 25 °C * See Fig. 2 40 mA TJ = 125 °C 0.27 V TJ = TJ max. 26.77 mΩ Following any rated load condition and with rated VRRM applied TJ = 25 °C, IAS = 1.5 Amps, L = 8 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 (1) (1) VF(TO) Threshold Voltage Conditions 5A TJ = 25 °C 5A TJ = 125 °C VR = rated VR rt Forward Slope Resistance CT Typical Junction Capacitance 405 pF VR = 5VDC (test signal range 100Khz to 1Mhz) 25 °C LS Typical Series Inductance 5.0 nH Measured lead to lead 5mm from package body (1) Pulse Width < 300µs, Duty Cycle < 2% Thermal-Mechanical Specifications Parameters 50WQ... Units TJ Max. Junction Temperature Range (*) -40 to 150 °C Tstg Max. Storage Temperature Range °C RthJC Max. Thermal Resistance -40 to 150 3.0 Conditions °C/W DC operation * See Fig. 4 Junction to Case wt Approximate Weight Case Style D-Pak Device Marking (*) dPtot dTj 2 < 1 Rth( j-a) 0.3 (0.01) g (oz.) Similar to TO-252AA 50WQ04FN thermal runaway condition for a diode on its own heatsink www.irf.com 50WQ04FN Bulletin PD-20524 rev. F 06/04 100 Reverse Current - I R (mA) TJ = 150°C TJ = 150°C 100°C 1 75°C 0.1 50°C 0.01 25°C 0.001 TJ = 125°C 0 5 10 15 20 25 30 35 40 Reverse Voltage - V R (V) TJ = 25°C 10 125°C 10 Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage 1000 Junction Capacitance - C T (pF) Instantaneous Forward Current - I F (A) 100 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 TJ = 25°C 100 2.2 0 5 10 15 20 25 30 35 40 45 Forward Voltage Drop - VFM (V) Reverse Voltage - V R(V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Thermal Impedance Z thJC (°C/ W) 10 1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM t1 0.1 t2 Notes: Single Pulse (Thermal Resistance) 0.01 0.00001 0.0001 0.001 1. Duty fac tor D = t 1/ t 2 2. Peak TJ = PDM x Z thJC+ TC 0.01 0.1 1 t 1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics www.irf.com 3 50WQ04FN 155 4 150 3.5 Average Power Loss - (Wat ts) Allowable Case Temperature - (°C) Bulletin PD-20524 rev. F 06/04 DC 145 140 135 Square wave (D = 0.50) 80% Rated V R applied 130 125 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 3 2.5 RMSLimit 2 DC 1.5 1 0.5 see note (2) 120 0 1 2 3 4 5 6 7 0 8 0 Average Forward Current - I F(AV) (A) Fig. 5 - Maximum Allowable Case Temperature Vs. Average Forward Current Non-Repetitive Surge Current - I FSM (A) 1 2 3 4 5 6 7 8 Average Forward Current - I F(AV) (A) Fig. 6 - Forward Power Loss Characteristics 1000 100 At Any Rated Load Condition And With Rated Vrrm Applied Following Surge 10 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Maximum Non-Repetitive Surge Current (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 50WQ04FN Bulletin PD-20524 rev. F 06/04 Outline Table 2.38 (0.09) 6.73 (0.26) 2.19 (0.08) 1.14 (0.04) 6.35 (0.25) MINIMUM RECOMMENDED FOOTPRINT 0.89 (0.03) 5.46 (0.21) 1.27 (0.05) 5.21 (0.20) 0.58 (0.02) 0.88 (0.03) 0.46 (0.02) 5.97 (0.24) 4 6.45 (0.24) 6.22 (0.24) 1.64 (0.02) 5.68 (0.22) 1 2 6.48 (0.26) 10.42 (0.41) 5.97 (0.23) 10.67 (0.42) 9.40 (0.37) 3 0.51 (0.02) MIN. 1.52 (0.06) 2x 2.54 (0.10) 1.15 (0.04) 2x 3x 1.14 (0.04) 0.76 (0.03) 0.89 (0.03) 0.64 (0.02) 2.28 (0.09) 2x 4.57 (0.18) 1 2 3 4 0.58 (0.02) 1.65 (0.06) 0.46 (0.02) 2x 2.28 (0.09) 2x Base Cathode - Anode - Cathode - Anode - Cathode 4, 2 Modified JEDEC outline TO-262AA Dimensions in millimeters and (inches) 1 Anode 3 Anode Marking Information THIS IS A 50WQ04FN WITH LOT CODE 5K3A ASSEMBLED ON WW 12, 2000 IN ASSEMBLY LINE "A" INTERNATIONAL RECTIFIER LOGO ASSEMBLY LOT CODE PART NUMBER 50WQ04FN DATE CODE YEAR 0 = 2000 WEEK 12 LINE A 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. 06/04 www.irf.com 5