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| SDA345 Solid State Devices, Inc. 14701 Firestone Blvd * La Mirada, Ca 90638 Phone: (562) 404-4474 * Fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com Designer's Data Sheet Part Numbe r/Ordering Information 1/ SDA345 __ Screening 2/ __ = Not Screened TX = TX Level TXV = TXV S = S Level ULTRA FAST RECOVERY HIGH VOLTAGE ASSEMBLY Up To 18KV @ 250mA 125KHz Operating Frequency FEATURES: * * * * * * * * * Designed For Use With High Voltage Switching Power Supplies Discretes and Assemblies Screened to TX, TXV, or S Level High Reverse Transient Energy Capabilities Void Free, Hermetically Sealed, Metallurgically Bonded Discretes Single Junction Discretes Provide Superior Thermal Properties Than Designs Using Multi-junction Discretes Isolated Aluminum Heat Sink with Special Epoxy Encapsulation Provides Superior Power Dissipation All Internal Devices are Matched & Selected Unique Construction Techniques Guarantee 100% Corona Free Operation Consult Factory for Higher Voltages and Currents and Alternate Bridge Configurations MAXIMUM RATINGS PER LEG Rating 1/ Peak Repetitive Reverse Voltage and DC Blocking Voltage RMS Reverse Voltage Half Wave Rectified Forward Current Averaged Over Full Cycle 2/ Peak Repetitive Forward Current Peak Surge Current 4/ 3/ ELECTRICAL CHARACTERISTICS PER LEG Value 3,000 2,100 1 6 25 -55 to +125 60 Unit Volts Volts Amps Amps Amps O Symbol VRM(rep) Vr Vr IO IFM(rep) IFM(surge) TJ, Tstg trr Characteristic 1/ Max. Full Cycle Forward Voltage Drop, Averaged Over Full Cycle 6/ Symbol Value VF (AV) VF IR (AV) IR CJ 2.85 5.7 100 5 4 Unit Vdc Vdc Adc Adc pf Max. Instantaneous Forward Voltage Drop 7/ Max. Full Cycle Leakage Current Averaged Over Full Cycle 8/ Max. Reverse Leakage Current 9/ Max. Junction Capacitance 10/ Operating & Storage Temperature C Reverse Recovery Time 5/ NOTES: ns 1/ Unless Otherwise Specified, All Electrical Characteristics @25C. 2/ Resistive Load, 50Hz, Sine Wave, TC=25OC. 3/ TC=55OC, 8.3ms Pulse, Allow Junction to Reach Equilibrium Between Pulses. 4/ TC=55OC, 8.3ms Pulse, Superimposed on Rated Current at Rated Voltage. 5/ Recovery Conditions: IF = 0.5 Amp, IR = 1.0 Amp rec. to .25 Amp, tested on each individual diode before assembly. NOTE: All specifications are subject to change without notification. SCD's for these devices should be reviewed by SSDI prior to release. 6/ IO (MAX), 60Hz, Square Wave, TC = 55OC. 7/ IF = 1 Adc, TC = 25OC, 300 s Pulse. 8/ Rated VR, 60Hz, Square Wave, TC = 100OC. 9/ Rated VR, TC = 25OC. 10/ VR = 100V, TC = 25OC. DATA SHEET #: RA0072A DOC SDA345 Solid State Devices, Inc. 14701 Firestone Blvd * La Mirada, Ca 90638 Phone: (562) 404-4474 * Fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com SDA345 OUTLINE and SCHEMATIC DRAWING: *For information on curves, contact the Factory Representative for Engineering Assistance. |
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