A451 POWEREX | Alldatasheet
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a Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 Rectifier
2500 Amperes Average
2200 Volts
—wancins carwoDe Be ., - — € 7 SS - —SSSS— poe AIA y ° A451 General Purpose Rectifier f EO 2500 Amperes Average, 2200 Volts ANooe CASE NUMBER R96 STRIKE DISTANCE =.73 INCH / 18.5 MW MIN NOMINAL DIMENSIONS EREEPAGE DISTANCE # 117 INCH / 29.7 WM IK we aro [rat eee Tors Teeter Tass Tae [I Powerex General Purpose Rectifiers are designed for high ‘A451 (Outline Drawing) blocking voltage capability with low forward voltage to minimize con- duction losses. These hermetic Pow-R-Disc devices can be mounted using commercially avail- able clamps and heatsinks. Features: 0: Low Forward Voltage Ordering Information: (Low Thermal! Impedance Select the complete five or six digit . . part number you desire from the C1 Hermetic Packaging table, i.e. A451LB is a 2200 Volt, Excellent Surge and I2t
2500 Ampere General Purpose Ratings
Rectifier. Applications: Voltage Current Power Supplies
0 Motor Control
A451 | 1400 PD | 2500 oo
1600 PM (1 Free Wheeling Diodes
2000 L 0 Battery Chargers
2200 tB OO Resistance Weldin« is} G-93
a Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 A451 General Purpose Rectifier
2500 Amperes Average, 2200 Volts
Characteristics Symbol M51 Units Non-repetitive Transient Peak Reverse Voltage VasM Varo + 100V Volts RMS Forward Current, Tc = 88°C ~ le(ems) 3925 ‘Amperes Average Current 180° Sine Wave, Tc = 88°C 'Ftav) 2500 ‘Amperes RMS Forward Current, To = 55°C 'E(ems) 4830 ‘Amperes ‘Average Current 180° Sine Wave, Tc = 55°C Fav) 3075. ~—~——=s«Amperes Peak One Cycle Surge Forward Current (Non-repetitive) 60Hz ism 30000 Amperes Peak One Cycle Surge Forward Current (Non-repetitive) 50Hz Item 27300 ‘Amperes (2t (for Fusing) for One Cycle, 60Hz 2t 1,892,250 ‘A2sec Operating Temperature Tj ~40 to +175°C °C Storage Temperature Tstg ~40 to +200°C_ °C Approximate Weight 1 Ib. 454 9 Mounting Force 7 5000 to 5500 ib. 22.2 to 24.5 kN G-94
a Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 A451 General Purpose Rectifier Electrical Characteristics, yj = 25°C Unless Otherwise Specified eee Characteristics ‘Symbol Test Conditions Min. Typ. Max. Units Repetitive Reverse Leakage Current IRRM T, = 175°C, Va = VARM 50 mA Forward Voltage Drop VeEM Tj = 25°, Ir = 500A Peak 1.4 Volts Duty Cycle < 0.1% Threshold Voltage, Low-level Veroy1 Tj= 175°C, |= 15%, It(ayy to mlt(ay) 0.66127 Volts Slope Resistance, Low-level 1 0.1281 ma Threshold Voltage, High-level Vitoy2 Tj = 175°C, T= nlt(qy) 0 ITSM 0.90714 Volts Slope Resistance, High-level "2 0.08478 ma Vm Coefficients, Low-level T= 178°C, |= 18% (ay) 10 tay) Ay = 0.42150 By = 0.01339 Cy = 4.598E-05 Dy = 0.007539 Vim Coefficients, High-level T) = 178°C, T= eit(ay) 1 gm Ag =-1.3173 Bp = 0.30858 Cp = 8.988E-05 Dp = -0.006564 Maximum Reverse Recovery Charge On Tj = 175°C, IFjy = 100A, 4000 uC dipidt = 25A/usec, tp = 1000ysec Thermal Characteristics Plinch Maximum Thermal Resistance, Double Sided Cooling Junetion-to-Case Re(-c) 0.025 °C/W Case-to-Sink Recs) 0.0075 °C/W G-95
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 General Purpose Rectifier Maximum On-State Forward Voltage Drop Maximum Transient Thermal Impedance (Tj =175°C) (Junction to Case) 5 0.03 i al ves TTT T_T 2 | oa + 5 1 Fn oe UIT MET Goes ST A090 0 et i, LL er Io HZ 0 JEeH Tm TUT * TC 10 100 1000 10000 100000 0,001 0.01 O41 1 10 100 Instantaneous On-State Current - Ifm - Amperes Time - t- Seconds Maximum On-State Power Dissipation Maximum Allowable Case Temperature 4000 (Sinusoidal Waveform) 100 (Sinusoidal Waveform) ee | fv bat} ory Fed Se | VY eee TT Po TN NR [tog Terese) fe 0 400 800 1200 1600 2000 2400 2800 0 400 800 1200 1600 2000 2400 2800 Average On-State Current - If(av) - Amperes Average On-State Current - if{av) - Amperes Maximum On-State Power Dissipation Maximum Allowable Case Temperature 5000 (Rectangular Waveform) 100 (Rectangular Waveform) re ee eee - ; a See ee be |) ee aS wl gAo tt) eee SASS i Lf7 | ee e) Pee Se ° 500 ©=6- 1000-1500 ©=2000 +2500 3000 3500 4000 4500 an 500 ©1000 1500 2000 2500 3000 3500 4000 4500 Average On-State Current - If(av) - Amperes. Average On-State Current If(av) Amperes G-96