Bulletin PD-20546 rev. F 03/03 12CWQ04FN SCHOTTKY RECTIFIER 12 Amp D-Pak (TO-252AA) Major Ratings and Characteristics Description/ Features Characteristics 12CWQ04FN Units IF(AV) Rectangular 12 A VRRM 40 V IFSM @ tp = 5 s sine 340 A VF 0.48 V - 55 to 150 C waveform The 12CWQ04FN 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 @ 6 Apk, TJ = 125C Center tap configuration Small foot print, surface mountable Low forward voltage drop (per leg) High frequency operation TJ range Guard ring for enhanced ruggedness and long term reliability 2.38 (0.09) 6.73 (0.26) 2.19 (0.08) 6.35 (0.25) 1.14 (0.04) MINIMUM RECOMMENDED FOOTPRINT 0.89 (0.03) 5.46 (0.21) 1.27 (0.05) 0.58 (0.02) 5.21 (0.20) 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) 5.97 (0.23) 5.68 (0.22) 6.48 (0.26) 10.42 (0.41) 10.67 (0.42) 9.40 (0.37) 1 2 3 0.51 (0.02) MIN. 1.52 (0.06) 2x 2.54 (0.10) 1.15 (0.04) 2x 1.14 (0.04) 3x 0.89 (0.03) 0.64 (0.02) 0.76 (0.03) 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 Base Common Cathode - Anode - Cathode - Anode - Cathode Conform to JEDEC outline D-Pak (Similar to TO-252AA) Dimensions in millimeters and (inches) www.irf.com 2.28 (0.09) 2x 4 2 Common 1 Cathode Anode 3 Anode 1 12CWQ04FN Bulletin PD-20546 rev. F 03/03 Voltage Ratings Part number VR 12CWQ04FN Max. DC Reverse Voltage (V) 40 VRWM Max. Working Peak Reverse Voltage (V) Absolute Maximum Ratings Parameters 12CWQ... Units IF(AV) Max. Average Forward(Per Leg) Current* See Fig. 5 IFSM 6 A (Per Device) 12 Max. Peak One Cycle Non-Repetitive 340 Surge Current * See Fig. 7 EAS Non-Repet. Avalan. Energy (Per Leg) IAR Repetitive Avalanche Current (Per Leg) 50% duty cycle @ TC = 134C, rectangular wave form 5s Sine or 3s Rect. pulse A 70 Conditions 10ms Sine or 6ms Rect. pulse 9 mJ 1.2 A 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 sec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM IRM 12CWQ... Units Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) Conditions 0.68 0.48 0.53 V V 0.64 V Max. Reverse Leakage Current 3 mA TJ = 25 C (Per Leg) * See Fig. 2 40 mA TJ = 125 C 0.28 V TJ = TJ max. 25.58 m (1) VF(TO) Threshold Voltage V @ @ 12A @ 6A @ 12A 6A TJ = 25 C TJ = 125 C VR = rated VR rt Forward Slope Resistance CT Typ. Junction Capacitance (Per Leg) 405 pF VR = 5VDC, (test signal range 100Khz to 1Mhz) 25C LS Typical Series Inductance (Per Leg) 5.0 nH Measured lead to lead 5mm from package body (1) Pulse Width < 300s, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 12CWQ... Units TJ Max. Junction Temperature Range (*) - 55 to 150 C Tstg Max. Storage Temperature Range C RthJC Max. Thermal Resistance (Per Leg) Junction to Case wt Approximate Weight Case Style (*) dPtot dTj 2 < 1 Rth( j-a) (Per Device) - 55 to 150 3.0 Conditions C/W DC operation * See Fig. 4 1.5 0.3 (0.01) g (oz.) D-Pak Similar to TO-252AA thermal runaway condition for a diode on its own heatsink www.irf.com 12CWQ04FN Bulletin PD-20546 rev. F 03/03 100 100 Reverse Current - I R (mA) 125C 10 100C 1 75C 0.1 50C 0.01 25C TJ = 150C 0.001 TJ = 125C 0 5 10 TJ = 25C 15 20 25 30 35 40 Reverse Voltage - V R (V) 10 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) 1000 Junction Capacitance - C T (pF) Instantaneous Forward Current - I F (A) TJ = 150C TJ = 25C 100 1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 0 2.2 5 10 15 20 25 30 35 40 45 Forward Voltage Drop - VFM (V) Reverse Voltage - V R(V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) 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 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 12CWQ04FN Bulletin PD-20546 rev. F 03/03 5 150 145 Average Power Loss - (Watts) Allowab le Case Temperature - (C) 155 DC 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 4 3 RMSLimit DC 2 1 120 se e note (2) 0 115 0 1 2 3 4 5 6 7 8 0 9 Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Non-Repetitive Surge Current - I FSM (A) 1 2 3 4 5 6 7 8 9 Average Forward Current - I F(AV) (A) Fig. 6 - Forward Power Loss Characteristics (Per Leg) 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 - 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 12CWQ04FN Bulletin PD-20546 rev. F 03/03 Marking Information EXAMPLE: THIS IS AN 12CWQ04FN INTERNATIONAL 4 (K) PART NUMBER RECTIFIER LOGO 12CWQ04FN 712A 5K3A DATE CODE (YWWA) ASSEMBLY 2 (K) LOT CODE 1 (A) 3 (A) Y = YEAR W W = WEEK A = LINE Tape & Reel Information TR 4.1 (0.16) 3.9 (0.15) 1.85 (0.07) DIA. 1.65 (0.06) 2.1 (0.83) 1.9 (0.07) 1.85 (0.07) 1.65 (0.06) 0.35 (0.01) 0.25 (0.01) 7.6 (0.30) 7.4 (0.29) 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) 2.6 (0.10) DIA. 1.5 (0.06) 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) FEED DIRECTION 8.1 (0.32) 7.9 (0.31) 4.1 (0.16) 3.9 (0.15) TRL 2.1 (0.83) 1.9 (0.07) 2.6 (0.10) DIA. 1.5 (0.06) 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) FEED DIRECTION 13 (0.52) DIA. 8.1 (0.32) 7.9 (0.31) 2.6 (0.10) DIA. 1.5 (0.06) 7.0 (0.28) 6.8 (0.26) 16.3 (0.64) 15.7 (0.62) 2.75 (0.11) 2.55 (0.10) 0.35 (0.01) 0.25 (0.01) 10.6 (0.42) 10.4 (0.41) 16.3 (0.64) 15.7 (0.62) 2.75 (0.11) 2.55 (0.10) 0.35 (0.01) 0.25 (0.01) 10.6 (0.42) 10.4 (0.41) 16.3 (0.64) 15.7 (0.62) 2.75 (0.11) 2.55 (0.10) 22.4 (0.88) TO-252AA Tape & Reel 375 (14.17) DIA. MAX. www.irf.com 50 (1.97) DIA. 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. 5 12CWQ04FN Bulletin PD-20546 rev. F 03/03 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. 03/03 6 www.irf.com