RA203025XX

RA20 2500A Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com General Purpose Rectifier 2500 Amperes Average 4200 Volts RA20 2500A General Purpose Rectifier 2500 Amperes Average, 4200 Volts Description: Powerex General Purpose Rectifiers are designed for high blocking voltage capability with low forward voltage to minimize conduction losses. The hermetic Pow-R-Disc devices can be mounted using commercially available clamps and heatsinks. RA20 2500A (Outline Drawing) Ordering Information: Select the complete ten digit module part number from the table below. Example: RA201825XX is a 1800V 2500 A General Purpose Rectifier Type RA20 Voltage VRRM (Volts) Current IT(av) (A) Typical Recovery Time tRR (µsec) 10 through 42 25 XX 1000V through 4200V 2500A 25 µsec typical Features:  Low Forward Voltage  Low Thermal Impedance  Hermetic Packaging 2  Excellent Surge and I t Ratings Applications:  Power Supplies  Motor Control  Free Wheeling Diode  Battery Chargers  Resistance Welding Revision Date: 03/15/2013 RA20 2500A Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com General Purpose Rectifier 2500 Amperes Average 4200 Volts Absolute Maximum Ratings Characteristics Symbol Units Non-Repetitive Transient Peak Reverse Blocking Voltage VRSM VRRM + 200V Volts RMS Forward Current, TC = 100°C IF(RMS) 3920 Amperes Average Current 180° Sine Wave, TC = 100°C IF(AV) 2500 Amperes RMS Forward Current, TC = 55°C IF(RMS) 5810 Amperes Average Current 180° Sine Wave, TC = 55°C IF(AV) 3700 Amperes Peak One Cycle Surge Forward Current (Non-Repetitive) 60 Hz IFSM 28000 Amperes Peak One Cycle Surge Forward Current (Non-Repetitive) 50 Hz IFSM 25500 Amperes 3 Cycle Surge Current IFSM 22400 Amperes 10 Cycle Surge Current IFSM 17500 Amperes I2t (for Fusing) for One Cycle, 60 Hz I2t 3.20 x 106 A2 sec Maximum I2t of Package (t = 8.3 msec) I2t 125 x 106 A2 sec Operating Temperature TJ -40 to +150 °C Storage Temperature Tstg -40 to +200 °C 2.1 950 lb. G 9000 to 11000 4100 to 5000 lb. kg. Approximate Weight Mounting Force Information presented is based upon manufacturers testing and projected capabilities. This information is subject to change without notice. The manufacturer makes no claim as to the suitability of use, reliability, capability, or future availability of this product. Revision Date: 03/15/2013 RA20 2500A Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com General Purpose Rectifier 2500 Amperes Average 4200 Volts Electrical Characteristics, TJ=25°C unless otherwise specified Characteristics Symbol Test Conditions Min. Max. Units Repetitive Peak Reverse Leakage Current IRRM TJ=150°C, VR = VRRM 150 mA Peak On-State Voltage VFM IFM=3000A, Duty Cycle < 0.1 % 1.25 V Threshold Voltage, Low-level Slope Resistance, Low-level V(TO)1 rT1 TJ = 150°C, I = 15%IF(AV) to πIF(AV) 0.74116 0.1320 V mΩ Threshold Voltage, High-level Slope Resistance, High-level V(TO)2 rT2 TJ = 150°C, I = πIF(AV)to IFSM 0.84047 0.1194 V mΩ TJ = 150°C, I = 15%IF(AV) to πIF(AV) VTM Coefficients, Low-level VFM = A+ B Ln I +C I + D Sqrt I TJ = 150°C, I = πIF(AV)) to IFSM VTM Coefficients, High-level VFM = A+ B Ln I +C I + D Sqrt I Diode Reverse Recovery Time (Typical) trr TC = 25°C, IFM = 1500A, diR/dt = -25A/µs, Tp = 190 µs A1 = B1 = C1 = D1 = 0.49905 0.05516 1.483E-04 -0.00392 A2 = B2 = C2 = D2 = -5.3652 0.86841 1.378E-04 -0.01944 25 (Typical) µs Thermal Characteristics Maximum Thermal Resistance, Double Sided Cooling Max. Units Junction-to-Case Case-to-Sink 0.013 0.007 °C/W °C/W RΘ(J-C) RΘ(C-S) Revision Date: 03/15/2013 RA20 2500A General Purpose Rectifier 2500 Amperes Average 4200 Volts Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com Maximum On-State Forward Voltage Drop Maximum Transient Thermal Impedance (Junction to Case) ( Tj = 150 C ) 0.014 Thermal Impedance - Rjc - °C/W On-State Voltage - Vfm - Volts 5 4 3 2 0.012 0.01 0.008 0.006 0.004 1 0.002 0 100 1000 10000 0 0.0001 100000 0.001 0.01 0.1 Instantaneous On-State Current - Ifm - Amperes 10 100 1000 Maximum Allowable Case Temperature Maximum On-State Power Dissipation (Sinusoidal Waveform) (Sinusoidal Waveform) 9000 150 180° 8000 140 90° Max. Case Temperature - Tcase - °C Maximum Power Dissipation - Watts 1 Time - t - Seconds 7000 30° 6000 5000 4000 3000 2000 1000 130 120 110 100 90 80 70 30° 60 90° 50 0 180° 40 0 500 1000 1500 2000 2500 3000 3500 4000 4500 0 500 1000 1500 2000 2500 3000 3500 Average On-State Current - If(av) - Amperes Average On-State Current - If(av) - Amperes Maximum On-State Power Dissipation Maximum Allowable Case Temperature (Rectangular Waveform) 4000 4500 (Rectangular Waveform) 12000 150 Max. Case Temperature - Tcase - °C Maximum Power Dissipation - Watts 140 360° (DC) 10000 180° 120° 8000 60° 6000 4000 2000 130 120 110 100 90 80 70 60 60° 50 120° 40 180° 30 0 360°(DC) 20 0 1000 2000 3000 4000 5000 Average On-State Current - If(av) - Amperes 6000 7000 0 1000 2000 3000 4000 5000 6000 7000 Average On-State Current - If(av) - Amperes Revision Date: 03/15/2013