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| Bulletin PD-20558 rev. E 01/03 12CWQ03FN SCHOTTKY RECTIFIER 12 Amp D-Pak (TO-252AA) Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM IFSM @ tp = 5 s sine VF TJ @ 6 Apk, TJ = 125C (per leg) range - 55 to 150 C 12CWQ03FN 12 30 320 0.37 Description/ Features Units A V A V The 12CWQ03FN surface mount, center tap, Schottky rectifier series 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, freewheeling diodes, battery charging, and reverse battery protection. Popular D-PAK outline Center tap configuration Small foot print, surface mountable 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 (0.21) 5.21 (0.20) 4 2.19 (0.08) 1.14 (0.04) 0.89 (0.03) 0.58 (0.02) 0.46 (0.02) MINIMUM RECOMMENDED FOOTPRINT 5.97 (0.24) 1.27 (0.05) 0.88 (0.03) 6.45 (0.24) 6.22 (0.24) 1.64 (0.02) 1 2 3 5.68 (0.22) 10.42 (0.41) 9.40 (0.37) 0.51 (0.02) MIN. 6.48 (0.26) 10.67 (0.42) 5.97 (0.23) 1.52 (0.06) 1.15 (0.04) 2x 1.14 (0.04) 0.76 (0.03) 2.28 (0.09) 2x 4.57 (0.18) 1 - Anode 2 - Cathode 3 - Anode 4 - Cathode 3x 0.89 (0.03) 0.64 (0.02) 2x 2.54 (0.10) 1.65 (0.06) 2x 2.28 (0.09) 2x Base Common Cathode 4 0.58 (0.02) 0.46 (0.02) Conform to JEDEC outline D-Pak (Similar to TO-252AA) Dimensions in millimeters and (inches) Anode 2 Common 1 Cathode 3 Anode www.irf.com 1 12CWQ03FN Bulletin PD-20558 rev. E 01/03 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) 30 VRWM Max. Working Peak Reverse Voltage (V) 12CWQ03FN Absolute Maximum Ratings Parameters IF(AV) Max.AverageForward (Per Leg) Current * See Fig. 5 IFSM EAS IAR (Per Device) Max.PeakOneCycleNon-Repetitive Surge Current (Per Leg) * See Fig. 7 Non-Rep. Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) 12CWQ... Units 6 12 320 130 10 2.0 A mJ A A Conditions 50% duty cycle @ TC = 135C, rectangular wave form 5s Sine or 3s Rect. pulse 10ms Sine or 6ms Rect. pulse Following any rated load condition and with rated VRRM applied TJ = 25 C, IAS = 2.0 Amps, L = 5 mH Current decaying linearly to zero in 1 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) 12CWQ... Units 0.47 0.55 0.37 0.49 3 58 0.196 21.66 590 5.0 V V V V mA mA V m Conditions @ 6A @ 12A @ 6A @ 12A TJ = 25 C TJ = 125 C TJ = TJ max. TJ = 25 C TJ = 125 C VR = rated VR IRM Max. Reverse Leakage Current (Per Leg) * See Fig. 2 (1) VF(TO) Threshold Voltage rt CT LS Forward Slope Resistance Typ. Junction Capacitance (Per Leg) Typical Series Inductance (Per Leg) pF nH VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C Measured lead to lead 5mm from package body (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters TJ Tstg Max. Storage Temperature Range 12CWQ... Units C C - 55 to 150 3.0 1.5 0.3 (0.01) g (oz.) Conditions Max. Junction Temperature Range (*) - 55 to 150 RthJC Max. Thermal Resistance (Per Leg) Junction to Case wt Approximate Weight Case Style (*) dPtot dTj < 1 Rth( j-a) C/W DC operation * See Fig. 4 (PerDevice) D-Pak Similar to TO-252AA thermal runaway condition for a diode on its own heatsink 2 www.irf.com 12CWQ03FN Bulletin PD-20558 rev. E 01/03 100 1000 100 10 1 0.1 0.01 0.001 T J= 150C 125C 100C 75C 50C 25C Instantaneous Forward Current - I F (A) Reverse Current - I R (mA) 0 5 10 15 20 25 30 10 Reverse Voltage - V R (V) Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 1000 (pF) T J = 150C T J = 125C T J = 25C Junction Capacitance - C T J = 25C T 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 100 0 5 10 15 20 25 30 35 Forward Voltage Drop - VFM (V) Reverse Voltage - VR (V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) 10 Thermal Impedance Z thJC (C/W) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) 1 D = 0.75 D = 0.50 D = 0.33 D = 0.25 D = 0.20 PDM 0.1 Single Pulse (Thermal Resistance) 0.01 0.00001 Notes: t1 t2 1. Duty factor D = t 1/ t 2 2. Peak TJ = PDM x Z thJC+ T C 0.01 0.1 1 0.0001 0.001 t 1 , Rectangular Pulse Duration (Seconds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 12CWQ03FN Bulletin PD-20558 rev. E 01/03 150 Allowable Case Temperature - (C) Average Power Loss - (Watts) 145 140 135 130 125 see note (2) 4 DC 3.5 3 2.5 2 1.5 1 0.5 0 0 1 2 3 4 5 6 7 8 9 D = 0.20 D = 0.25 D = 0.33 D = 0.50 D = 0.75 RMS Limit DC Square wave (D = 0.50) 80% Rated V R applied 120 0 1 2 3 4 5 6 7 8 9 Average Forward Current - I F(AV) (A) Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) 1000 Non-Repetitive Surge Current - I FSM (A) Fig. 6 - Forward Power Loss Characteristics (Per Leg) At Any Rated Load Condition And With Rated V RRM Applied Following Surge 100 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Max. Non-Repetitive Surge Current (Per Leg) (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 12CWQ03FN Bulletin PD-20558 rev. E 01/03 Marking Information EXAMPLE: THIS IS AN 12CWQ03FN INTERNATIONAL RECTIFIER LOGO 12CWQ03FN 4 (K) PART NUMBER 712A 5K3A DATE CODE (YWWA) ASSEMBLY LOT CODE 1 (A) 3 (A) 2 (K) Y = YEAR W W = WEEK A = LINE Tape & Reel Information 4.1 (0.16) 3.9 (0.15) 2.1 (0.83) 1.9 (0.07) 1.85 (0.07) DIA. 1.65 (0.06) 1.85 (0.07) 1.65 (0.06) 7.6 (0.30) 7.4 (0.29) 2.6 (0.10) DIA. 1.5 (0.06) 0.35 (0.01) 0.25 (0.01) TR 7.0 (0.28) 6.8 (0.26) 2.75 (0.11) 2.55 (0.10) 16.3 (0.64) 15.7 (0.62) FEED DIRECTION 12.1 (0.48) 11.9 (0.47) 4.1 (0.16) 3.9 (0.15) TRR 2.1 (0.83) 1.9 (0.07) 1.85 (0.07) DIA. 1.65 (0.06) 1.85 (0.07) 1.65 (0.06) 7.6 (0.30) 7.4 (0.29) 0.35 (0.01) 0.25 (0.01) 10.6 (0.42) 10.4 (0.41) 2.75 (0.11) 2.55 (0.10) 16.3 (0.64) 15.7 (0.62) FEED DIRECTION 8.1 (0.32) 7.9 (0.31) 2.6 (0.10) DIA. 1.5 (0.06) 4.1 (0.16) 3.9 (0.15) TRL 2.1 (0.83) 1.9 (0.07) 1.85 (0.07) DIA. 1.65 (0.06) 1.85 (0.07) 1.65 (0.06) 7.6 (0.30) 7.4 (0.29) 0.35 (0.01) 0.25 (0.01) 10.6 (0.42) 10.4 (0.41) 2.75 (0.11) 2.55 (0.10) 16.3 (0.64) 15.7 (0.62) FEED DIRECTION 8.1 (0.32) 7.9 (0.31) 2.6 (0.10) DIA. 1.5 (0.06) 13 (0.52) DIA. 22.4 (0.88) TO-252AA Tape & Reel 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. 375 (14.17) DIA. MAX. 50 (1.97) DIA. www.irf.com 5 12CWQ03FN Bulletin PD-20558 rev. E 01/03 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. 01/03 6 www.irf.com |
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