RBS8_ _35XX GENERAL PURPOSE RECTIFIER DIODE Powerex, Inc.,173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3500 Amperes 4200 Volts Powerex General Purpose Rectifier Diodes are designed with high locking voltage capability and low forward voltage drop to minimize conduction losses. These are packaged in hermetic, ceramic Pow-R-Disc packages which can be mounted using commercially available clamps and heatsinks or fully assembled to a variety of air or water cooled heat exchangers. FEATURES: Low On-State Voltage Hermetic Ceramic Package Excellent Surge and I2t Ratings APPLICATIONS: DC Power Supplies Input Rectifiers Plating Supplies ORDERING INFORMATION Select the complete 12 digit Part Number using the table below. EXAMPLE: RBS84235XXOO is a 4200V-3500A General Purpose Diode with a typical reverse recovery time of 25µs. Voltage Voltage Current Current Reverse Lead PART Rating Code Rating Code Recovery Code Itavg tRR VDRM-VRRM RBS8 4200 4000 3600 42 40 36 3500 35 XX OO 25µs typical Revised: Page 1 7/25/2007 RBS8_ _35XX GENERAL PURPOSE RECTIFIER DIODE Powerex, Inc.,173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3500 Amperes 4200 Volts Absolute Maximum Ratings Characteristic Symbol Rating Units Repetitive Peak Reverse Voltage VRRM 4200 Volts Average On-State Current, TC=89°C IF(Avg.) 3500 A RMS On-State Current, TC=89°C IF(RMS) 5498 A Average On-State Current, TC=55°C IF(Avg.) 4640 A RMS On-State Current, TC=55°C IF(RMS) 7288 A Peak One Cycle Surge Current, 60Hz, VR=0.6*VRRM IFSM 65,000 A Peak One Cycle Surge Current, 60Hz, VR=0 IFSM 81,250 A Fuse Coordination I2t, 50Hz I2t 2.75E+07 Peak One Cycle Surge Current, 50Hz, VR=0.6*VRRM IFSM 61,905 A Peak One Cycle Surge Current, 50Hz, VR=0V IFSM 77,381 A I2t 2.49E+07 A2s Tj -40 to+150 °C TStg. -50 to+200 °C 2.5 lb 1.13 Kg 6,000 - 10,000 lbs Fuse Coordination I2t, 50Hz Operating Temperature Storage Temperature Approximate Weight Mounting Force 26.6 - 44.4 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 suitability for use, reliability, capability or future availability of this product. Page 2 A2s Knewtons RBS8_ _35XX GENERAL PURPOSE RECTIFIER DIODE 3500 Amperes 4200 Volts Powerex, Inc.,173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com Electrical Characteristics, Tj=25°C unless otherwise specified Rating Characteristic Repetitive Peak Reverse Leakage Current Symbol Test Conditions IRRM Tj=150°C, VRRM=Rated Peak On-State Voltage VFM VFM Model, Low Level VFM = VO + r•IFM V0 VFM Model, High Level VFM = VO + r•IFM V0 VFM Model, 4-Term A Tj=150°C B 15%IFM - IFSM VFM= A + B•Ln(IFM) + ½ C•(IFM) + D•(IFM) Reverse Recovery Time r r min typ max 100 Units 150 ma Tj=150°C, IFM=4000A 1.31 V Tj=150°C 15% IFM - π•IFM 0.77 V 0.125 mΩ Tj=150°C 1.23 V 0.084 mΩ π•IFM - IFSM 0.690 -0.0267 C 5.630E-05 D 0.00973 tRR Tj=25°C, IFM=2000A 25 µs diR/dt = 25 A/µs Thermal Characteristics Characteristic Thermal Resistance Test Conditions min Rating typ max Units Junction to Case RΘjc Double side cooled 0.0085 0.0095 °C/Watt Case to Sink RΘcs Double side cooled 0.0015 0.002 °C/Watt ZΘjc Double side cooled 1 2 3 4 5.22E-05 1.19E-03 2.91E-03 5.35E-03 2.65E-06 3.43E-02 2.74E-01 2.03E+00 Thermal Impedance Model ZΘjc(t) = Symbol Σ(A(N)•(1-exp(-t/Tau(N)))) N= where: A(N) = Tau(N) = Page 3 RBS8_ _35XX GENERAL PURPOSE RECTIFIER DIODE 3500 Amperes 4200 Volts Powerex, Inc.,173 Pavilion Ln, Youngwood, PA 15697-1800 (724)925-7272 www.pwrx.com 3.00 2.75 2.50 2.25 2.00 1.75 1.50 1.25 1.00 0.75 0.50 MAXIMUM TRANSIENT THERMAL IMPEDANCE 1.0E-02 9.0E-03 8.0E-03 7.0E-03 6.0E-03 5.0E-03 4.0E-03 3.0E-03 2.0E-03 1.0E-03 0.0E+00 Tj = 150 C 1000 10000 Thermal Impedance (°C/Watt) VFM (V) Maximum On-State Voltage Drop 100000 IFM (A) 0.01 0.1 1 Maximum On-State Power Dissipation Maximum Allowable Case Temperature SINE WAVE (°C) 90 5000 30 4000 3000 CONDUCTION ANGLE 2000 1000 0° 180° SINE WAVE 160 180 Case Temperature Power Dissipation (W Watts) 7000 6000 360° 150 140 130 120 110 CONDUCTION ANGLE 30 100 90 0° 180° 90 360° 180 80 0 0 1000 2000 3000 0 4000 1000 Maximum On-State Power Dissipation 160 360 180 (°C) 6000 4000 SQUARE WAVE 8000 120 3000 Maximum Allowable Case Temperature SQUARE WAVE 7000 2000 Average On-State Current (A) Average On-State Current (A) 60 Case Temperature Power Dissipation (Watts) 10 Time (sec) 5000 4000 3000 CONDUCTION ANGLE 2000 1000 0° 180° 360° 150 140 130 120 110 100 60 CONDUCTION ANGLE 90 120 80 0° 70 180° 180 360° 360 60 0 0 1000 2000 3000 4000 5000 0 6000 1000 2000 3000 4000 Average On-State Current (A) Average On-State Current (A) 1 Page 4 5000 6000