SCHOTTKY RECTIFIER 5.5 Amp D-Pak (TO-252AA) Major Ratings and Characteristics Characteristics Units I F(AV) Rectangular 5.5 A waveform V RRM 30 V I FSM @ tp = 5 µs sine 320 A V F @ 5 Apk, T = 25 C 0.35 V J range - 40 to 50 C Description/ Features The 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. Popular D-PAK outline Small foot print, surface moutable Low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability 2.38 (0.09) 6.73 (0.26) 6.35 (0.25) 5.46 (0.2) 5.2 (0.20).27 (0.05) 0.88 (0.03) 2.9 (0.08).4 (0.04) 0.89 (0.03) 0.58 (0.02) 0.46 (0.02) MINIMUM RECOMMENDED FOOTPRINT 5.97 (0.24) 4 6.45 (0.24).64 (0.02) 2 3 6.22 (0.24) 5.97 (0.23) 0.42 (0.4) 9.40 (0.37) 5.68 (0.22) 6.48 (0.26) 0.67 (0.42).52 (0.06).5 (0.04).4 (0.04) 0.76 (0.03) 2.28 (0.09) 0.89 (0.03) 3x 0.64 (0.02) 4.57 (0.8) - Anode 2 - Cathode 3 - Anode 4 - Cathode 0.5 (0.02) MIN. 0.58 (0.02) 0.46 (0.02) 2.54 (0.0) 2.28 (0.09) Base Cathode 4, 2 Conform to JEDEC outline D-Pak (Similar to TO-252AA) Dimensions in millimeters and (inches) 3 Anode Anode www.irf.com
Voltage Ratings V R Part number Max. DC Reverse Voltage (V) V RWM Max. Working Peak Reverse Voltage (V) 30 Absolute Maximum Ratings Parameters 50WQ... Units Conditions I F(AV) Max. Average Forward Current 5.5 A 50% duty cycle @ T C = 36 C, rectangular wave form * See Fig. 5 I FSM Max. Peak One Cycle Non-Repetitive 320 5µs Sine or 3µs Rect. pulse Following any rated A load condition and with Surge Current * See Fig. 7 30 0ms Sine or 6ms Rect. pulse rated V RRM applied E AS Non-Repetitive Avalanche Energy 0 mj = 25 C, I AS = 2.0 Amps, L = 5 mh I AR Repetitive Avalanche Current 2.0 A Current decaying linearly to zero in µsec Frequency limited by max. V A =.5 x V R typical Electrical Specifications Parameters 50WQ... Units Conditions V FM Max. Forward Voltage Drop 0.46 V @ 5A * See Fig. () 0.53 V @ 0A 0.35 V @ 5A 0.46 V @ 0A I RM Max. Reverse Leakage Current 3 ma = 25 C * See Fig. 2 () 58 ma = 25 C = 25 C = 25 C V R = rated V R V F(TO) Threshold Voltage 0.9 V = max. r t Forward Slope Resistance 22.22 mω C T Typical Junction Capacitance 590 pf V R = 5V DC, (test signal range 00Khz to Mhz) 25 C L S Typical Series Inductance 5.0 nh Measured lead to lead 5mm from package body () Pulse Width < 300µs, Duty Cycle < 2% Thermal-Mechanical Specifications Parameters 50W... Units Conditions Max. Junction Temperature Range (*) -40 to 50 C T stg Max. Storage Temperature Range -40 to 50 C R thjc Max. Thermal Resistance Junction 3.0 C/W DC operation * See Fig. 4 to Case wt Approximate Weight 0.3 (0.0) g (oz.) Case Style D - PAK Similar to TO-252AA < thermal runaway condition for a diode on its own heatsink (*) dptot dtj Rth( j-a) 2 www.irf.com
00 000 Instantaneous Forward Current - I (A) F 0 = 50 C = 25 C = 25 C Reverse Current - I (ma) R Junction Capacitance - C (pf) T 00 0 0. 0.0 T = 50 C J 25 C 00 C 75 C 50 C 25 C 0.00 0 5 0 5 20 25 30 000 Reverse Voltage - V R (V) Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage T = 25 C J 0 0.2 0.4 0.6 0.8.2.4.6.8 Fig. - Maximum Forward Voltage Drop Characteristics 0 Forward Voltage Drop - V FM (V) 00 0 5 0 5 20 25 30 35 Reverse Voltage - V R (V) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Thermal Impedance Z thjc ( C/W) 0. D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 Single Pulse (Therma l Resista nc e) 0.0 0.0000 0.000 0.00 0.0 0. t, Rectangular Pulse Duration (Seconds) P DM t t 2 Notes:. Duty factor D = t / t 2 2. Peak = P DMx Z thjc+ TC Fig. 4 - Maximum Thermal Impedance Z thjc Characteristics www.irf.com 3
Allowable Case Temperature - ( C) 50 45 40 35 30 25 Square wave (D = 0.50) 80% Rated V applied R DC se e note (2) 20 0 2 3 4 5 6 7 8 Average Forward Current - I F(AV) (A) Fig. 5 - Maximum Allowable Case Temperature Vs. Average Forward Current Average Power Loss - (Watts) 3.5 3 2.5 2.5 0.5 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 RMS Limit DC 0 0 2 3 4 5 6 7 8 Average Forward Current - I (A) F(AV) Fig. 6 - Forward Power Loss Characteristics 000 Non-Repetitive Surge Current - I (A) FSM At Any Rated Load Condition And With Rated V Applied RRM Following Surge 00 0 00 000 0000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Maximum Non-Repetitive Surge Current (2) Formula used: T C = - (Pd + Pd REV ) x R thjc ; Pd = Forward Power Loss = I F(AV) x V FM @ (I F(AV) / D) (see Fig. 6); Pd REV = Inverse Power Loss = V R x I R ( - D); I R @ V R = 80% rated V R 4 www.irf.com
Marking Information EXAMPLE: THIS IS A INTERNATIONAL RECTIFIER LOGO 4 (K) PART NUMBER 72A ASSEMBLY LOT CODE 5K3A 2 (K) DATE CODE (YWWA) Y = YEAR WW = WEEK A = LINE (A) 3 (A) Tape & Reel Information TR 4. (0.6) 3.9 (0.5) 2. (0.83).9 (0.07).85 (0.07).85 (0.07) 0.35 (0.0) 0.25 (0.0) 7.6 (0.30) 7.4 (0.29) 7.0 (0.28) 6.8 (0.26) 6.3 (0.64) 5.7 (0.62) FEED DIRECTION 2. (0.48).9 (0.47) 2.6 (0.0).5 (0.06) 2.75 (0.) 2.55 (0.0) TRR 4. (0.6) 3.9 (0.5) 2. (0.83).9 (0.07).85 (0.07).85 (0.07) 7.6 (0.30) 7.4 (0.29) 0.35 (0.0) 0.25 (0.0) 0.6 (0.42) 0.4 (0.4) 6.3 (0.64) 5.7 (0.62) FEED DIRECTION 8. (0.32) 7.9 (0.3) 2.6 (0.0).5 (0.06) 2.75 (0.) 2.55 (0.0) TRL 4. (0.6) 3.9 (0.5) 2. (0.83).9 (0.07).85 (0.07).85 (0.07) 0.35 (0.0) 0.25 (0.0) 7.6 (0.30) 7.4 (0.29) 0.6 (0.42) 0.4 (0.4) 6.3 (0.64) 5.7 (0.62) FEED DIRECTION 8. (0.32) 7.9 (0.3) 2.6 (0.0).5 (0.06) 2.75 (0.) 2.55 (0.0) 3 (0.52) 22.4 (0.88) TO-252AA Tape & Reel 375 (4.7) MAX. 50 (.97) When ordering, indicate the part number, part orientation, and the quantity. Quantities are in multiples of 2,000 pieces per reel for TR and multiples of 3,000 pieces per reel for both TRL and TRR. www.irf.com 5
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: (30) 252-705 TAC Fax: (30) 252-7309 Visit us at www.irf.com for sales contact information. 03/03 6 www.irf.com
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