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                           Philips Semiconductors Product specification Damper diode BY459X-1500, BY459X-1500S fast, high-voltage ISOLATION LIMITING VALUE & CHARACTERISTIC Ths = 25 ?C unless otherwise specified SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Visol R.M.S. isolation voltage from f = 50-60 Hz; sinusoidal - 2500 V both terminals to external waveform; heatsink R.H. ≤ 65% ; clean and dustfree Cisol Capacitance from both terminals f = 1 MHz - 10 - pF to external heatsink THERMAL RESISTANCES SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Rth j-hs Thermal resistance junction to with heatsink compound - - 4.8 K/W heatsink without heatsink compound - - 5.9 K/W Thermal resistance junction to in free air. - 55 - K/W ambient Rth j-a STATIC CHARACTERISTICS Tj = 25 ?C unless otherwise stated SYMBOL PARAMETER CONDITIONS TYP. MAX. UNIT BY459X- 1500 1500S 1500 1500S VF Forward voltage IF = 6.5 A 0.95 1.05 1.30 1.35 V IF = 6.5 A; T j = 125 ?C 0.85 0.95 1.20 1.25 V Reverse current VR = 1300 V - - 250 250 μA VR = 1300 V; T j = 125 ?C - - 1 1 mA IR DYNAMIC CHARACTERISTICS Tj = 25 ?C unless otherwise stated SYMBOL PARAMETER CONDITIONS TYP. MAX. UNIT BY459X- 1500 1500S 1500 1500S t Qrr Vs t fr fr Reverse recovery time IF = 1 A, V R ≥ 30 V; 0.25 0.17 0.35 0.22 μs Reverse recovery charge IF = 2 A, -dI F/dt = 20 A/μs 2.0 0.70 3.0 0.95 μC Peak forward recovery voltage IF = 6.5A, dI F/dt = 50A/μs 8.0 11.0 14.0 19.0 V Forward recovery time IF = 6.5A, dI F/dt = 50A/μs 170 200 250 300 ns November 2002 2 Rev 2.000 |