Bulletin PD-20558 rev. G 05/06 12CWQ03FN 12 Amp SCHOTTKY RECTIFIER IF(AV) = 12Amp VR = 30V Major Ratings and Characteristics Description/ Features Characteristics Values Units IF(AV) Rectangular 12 A VRRM 30 V IFSM @ tp = 5 μs sine 320 A VF @ 6 Apk, TJ = 125°C (per leg) 0.37 V TJ range - 55 to 150 °C waveform 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, free-wheeling 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 Case Styles Base Common Cathode 4 2 Common 1 Cathode Anode 3 Anode D-PAK (TO-252AA) www.irf.com 1 12CWQ03FN Bulletin PD-20558 rev. G 05/06 Voltage Ratings Part number 12CWQ03FN V R Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 30 Absolute Maximum Ratings Parameters 12CWQ... Units IF(AV) Max.AverageForward (Per Leg) Current * See Fig. 5 IFSM (Per Device) 6 A Conditions 50% duty cycle @ TC = 135°C, rectangular wave form 12 Max.PeakOneCycleNon-Repetitive 320 5μs Sine or 3μs Rect. pulse A Surge Current (Per Leg) * See Fig. 7 130 EAS Non-Rep. Avalanche Energy (Per Leg) 10 mJ 10ms Sine or 6ms Rect. pulse IAR Repetitive Avalanche Current (Per Leg) 2.0 A 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 μsec 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 0.47 0.55 0.37 V V V @ 6A @ 12A @ 6A 0.49 V @ 12A Max. Reverse Leakage Current 3 mA TJ = 25 °C (Per Leg) * See Fig. 2 58 mA TJ = 125 °C TJ = TJ max. (1) TJ = 25 °C TJ = 125 °C VR = rated VR VF(TO) Threshold Voltage 0.196 V rt Forward Slope Resistance 21.66 mΩ CT Typ. Junction Capacitance (Per Leg) 590 pF VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C LS Typical Series Inductance (Per Leg) 5.0 nH Measured lead to lead 5mm from package body (1) Pulse Width < 300μs, Duty Cycle <2% Thermal-Mechanical Specifications Parameters 12CWQ... Units TJ Max. Junction Temperature Range (*) - 55 to 150 Tstg Max. Storage Temperature Range RthJC Max. Thermal Resistance (Per Leg) Junction to Case wt Approximate Weight Case Style dTj 2 < 1 Rth( j-a) °C - 55 to 150 °C 3.0 °C/W DC operation * See Fig. 4 1.5 0.3 (0.01) g (oz.) D-Pak Marking Device (*) dPtot (PerDevice) Conditions Similar to TO-252AA 12CWQ03FN thermal runaway condition for a diode on its own heatsink www.irf.com 12CWQ03FN Bulletin PD-20558 rev. G 05/06 Reverse Current - I R (mA) 1000 TJ= 150°C 100 125°C 10 100°C 1 75°C 50°C 0.1 25°C 0.01 0.001 0 5 10 15 20 25 30 Reverse Voltage - V R (V) 10 Fig. 2 - Typical Values Of Reverse Current Vs. Reverse Voltage (Per Leg) (pF) 1000 T TJ = 150°C TJ = 125°C TJ = 25°C 1 TJ = 25°C Junction Capacitance - C Instantaneous Forward Current - I F (A) 100 100 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 0 5 10 15 20 25 30 Forward Voltage Drop - VFM (V) Reverse Voltage - VR (V) Fig. 1 - Max. Forward Voltage Drop Characteristics (Per Leg) Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage (Per Leg) 35 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 0.01 0.00001 0.0001 0.001 t2 Notes: Single Pulse (Thermal Resistance) 1. Duty factor D = t 1/ t 2 2. Peak TJ = PDM x Z thJC+ TC 0.01 0.1 1 t 1 , Rectangular Pulse Duration (Sec onds) Fig. 4 - Max. Thermal Impedance ZthJC Characteristics (Per Leg) www.irf.com 3 12CWQ03FN Bulletin PD-20558 rev. G 05/06 4 DC 145 Average Power Loss - (Watts) Allowable Case Temperature - (°C) 150 140 135 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 3.5 3 2.5 RMSLimit 2 DC 1.5 1 0.5 see note (2) 120 0 1 2 3 4 5 6 7 8 0 9 0 Average Forward Current - I F(AV) (A) 1 2 3 4 5 6 7 8 9 Average Forward Current - I F(AV) (A) Fig. 5 - Max. Allowable Case Temperature Vs. Average Forward Current (Per Leg) Fig. 6 - Forward Power Loss Characteristics (Per Leg) Non-Repetitive Surge Current - I FSM (A) 1000 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. G 05/06 Outline Table Modified JEDEC outline TO-252AA Dimensions in millimeters and (inches) Part Marking Information INTERNATIONAL THIS IS A 12CWQ03FN RECTIFIER LOT CODE 8024 LOGO ASSEMBLED ON WW 02, 2000 ASSEMBLY LOT CODE www.irf.com PART NUMBER 12CWQ03FN DATE CODE YEAR 0 = 2000 WEEK 02 X = SITE ID 5 12CWQ03FN Bulletin PD-20558 rev. G 05/06 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. 6 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. www.irf.com 12CWQ03FN Bulletin PD-20558 rev. G 05/06 Ordering Information Table Device Code 12 C W Q 03 1 2 3 4 5 FN TRL 6 1 - Current Rating (12A) 2 - Center Tap Configuration- 3 - Package Identifier 7 8 W = D-Pak 4 4 - Schottky "Q" Series 5 - Voltage Rating (03 = 30V) 6 - FN = TO-252AA 7 - y none = Tube (50 pieces) y TR = Tape & Reel y TRL = Tape & Reel (Left Oriented) y TRR = Tape & Reel (Right Oriented) 8 - y none = Standard Production y PbF = Lead-Free Data and specifications subject to change without notice. This product has been designed and qualified for AEC Q101 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. 05/06 www.irf.com 7