TOMEREX R7S2__08 Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 Powerex, Europe, S.A. 428 Avenue G. Durand, BP107, 72003 Le Mans, France (43) 41.14.14 Fast lecovery 800 Amperes Average 2600 Volts F DIA. TYP. G DEEP TYP. t MARKING CATHODE Scale = 2" |r | R7S2__08 =e \ | fa pia. 7 +| | B DIA. | Fast Recovery Rectifier 800 Amperes Average, 2600 Volts t c ola, | ~ ANODE CASE NUMBER R7S STRIKE DISTANCE = .38 INCH / 9.6 MM MIN, NOMINAL DIMENSIONS CREEPAGE DISTANCE = .58 INCH / 14.7 MM MIN, sym. [A B c D E F 6 H INCHES]| 1.16 | 186 | 180 | 030 | Seor60s | 140 | .077 - MM if 23.5 47.2 45.7 0.76 14.22/15.37 | 3.56 L368 R7S2__08 (Outline Drawing) Ordering Information: Select the complete part number you desire from the following table: 5 Features: ecovery . Voltage Current Time Leads O Fast Recovery Times VRRM 'F(av) Ir C1 Soft Recovery Characteristics Type {Volts) Code (A) Code (usec) Code Case Code R7S2 400 04 800 08 5.0 AS R7S OO C1 High Surge Current Ratings 600 06 1 Special Selection of tp, and Qrr 800 08 Available 1000 10 1200, 12 []) Low Thermal Impedance 1400 14 1600 16 [] Low Profile Package 1800 18 2000 20 2200 22 Applications: 2600 = 26 [] Inverters Example: Type R7S2 rated at 800A average with Vary = 2600V, [-] Choppers Recovery Time = 5.0 psec, order as: ; Type Voltage Current Time Leads O Transmitters R|7 i's |2 | 2 | 6] 0 |8 AS Oo] 0 [Free Wheeling Diode F-51TOMEREX Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 Powerex, Europe, S.A. 428 Avenue G. Durand, BP107, 72003 Le Mans, France (43) 41.14.14 R7S2__ 08 Fast Recovery Rectifier 800 Amperes Average, 2600 Volts Absolute Maximum Ratings Characteristics Symbol R782_ 08 Units RMS Forward Current lF (rms) 1250 Amperes Average Forward Current IF(av) 800 Amperes One-half Cycle Surge Current lEsm 9500 Amperes 1t (for Fusing), Times = 8.3 milliseconds 2 376000 A2sec Max. It Package (for Times = 8.3 milliseconds) 2 50 x 108 A@sec Storage Temperature Tstq -40 to +190 ae Operating Temperature Tj -40 to +150 C _ Mounting Force 2000 to 2400 lbs Electrical and Thermal Characteristics Characteristics Symbol Test Conditions R782__08 Units Current - Conducting State Maximums Forward Voltage Drop VeEM T, = 25C,V len = 1500A 1.65 Volts Voltage - Blocking State Maximums Repetitive Peak Reverse Voltage (Rated Limit) VRRM 2600 Volts Non-rep. Trans. Peak Rev. Voltage (Rated Limit) Vpsn t <5.0msec 2800 Volts Reverse Leakage Current, mA peak IRRM Tj at max., VaRM = Rated 50 mA Switching Maximum Reverse Recovery Time ter fen =1500, tp = 190 usec, 5.0 psec dip/dt = 25A/usec, To = 25C Thermal Maximum Resistance, Junction to Case Re(j-c) 0.035 C/Watt Maximum Resistance, Case to Sink (Lubricated) Reic-s) 0.020 C/Watt F-52Reverse Recovery Charge, OQ, 4 Coul VOOWMEREX Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 Powerex, Europe, S.A. 428 Avenue G. Durand, BP107, 72003 Le Mans, France (43) 41.14.14 R7S2__ 08 Fast Recovery Rectifier 800 Amperes Average, 2600 Volts Reverse Recovery Wave Form Typical Reverse Recovery Time vs. Rate of Current Fall R7S2 __08 t oop - z, - die J dt ee _dinec: at ter=tatte Veuunce ec Qna= ( ae )x Danuagcs ; Gh nec: = fananece _ 7. faa dt th 1 1 100 200 Rate of Current Fall, din/dt, A/us Typical Reverse Recovery Charge vs. Rate of Current Fall Typical Ratio of Current Recovery to Rate of Current Fall 1 000 = 4 z 3 > Be: es ES oy} SE 23 1 aw Rate of Current Fall, die/dt, A/us Rate of Current Fall, din/dt, A/ss F-53POWEREX Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (412) 925-7272 Powerex, Europe, S.A. 428 Avenue G. Durand, BP107, 72003 Le Mans, France (43) 41.14.14 R7S2__ 08 Fast Recovery Rectifier 800 Amperes Average, 2600 Volts Forward Voltage Drop, Vem, Energy Loss, J/P, Joules F-54 Forward Voltage Drop vs. Forward Current 5.0 R7S2__ 40 3.0 2.0 1 10,000 Forward Current, Im, Peak Amperes Energy Loss Per Pulse for Sinusoidal Pulses R7S2 _ 08 10 100 Pulse Width, usec 1000 10,000 Transient Thermat Impedance Vs. Time Thermal Impedance Junction to Case, Z ir, C/Watt 1 001 o1 1 Time, t. Seconds Calculation of Fast Recovery Diodes and Allowable Case Temperature 1. Conduction Losses Pavicond) =J/PxF 2. Reverse Recovery Losses (Approximate) Payiew) = 1/4x Vax digx T,,2 x ( iis Px F x 1x106 dt 1+ 1/s 3. Maximum Allowable Case Temperature To(max) = T; - (Pavicond) + Pavisw) x Reg-c)) Where: Pavicond) = Forward Conduction Power Loss in Watts avsw) = Reverse Recovery Power Loss in Watts J/P = Energy Loss per Pulse in Joules F = Frequency in Hertz Ve = Steady State Reverse Operating Voltage in Volts dip/dt = Rate of Decay of Forward Current in Amperes/usec Th = Reverse Recovery Time in Microseconds J = Ratio of Recovery di/dt (delet fat ) Ss dip/dt F = Operating Frequency in Hertz Toumax) = Maximum Allowable Case Temperature in C. T; = Maximum Operating Junction Temperature in c. Rey-c) = OC Junction to Case Thermal Impedance in C/Watt.