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                              Philips Semiconductors Product specification Damper diode BY459X-1500, BY459X-1500S fast, high-voltage Fig.1. Definition of Vfr and tfr Fig.2. Definition of t rr and Q s Fig.3. Basic horizontal deflection circuit. Fig.4. Maximum allowable pulse width t frequency; Basic horizontal deflection circuit. p versus line Fig.5. BY459X-1500 Typical and maximum forward characteristic I F = f(V F); parameter T j Fig.6. BY459X-1500S Typical and maximum forward characteristic I F = f(V F); parameter T j time time V 5V / 2V F V fr V F I F 10% tfr 110 100 10 100 Maximum pulse width / us BY459X-1500 line frequency / kHz V time VRRM width tp period T pulse 100% time dI F dt IR I F trr 25% Qs 0 1 2 BY459 VF / V 30 IF / A 20 10 0 0.5 1.5 max typ Tj = 125 C Tj = 25 C Line output transformer VCC D1 LY Cs Cf deflection transistor 00 0.5 1 1.5 2 VF / V 10 20 30 IF / A Tj = 125 C Tj = 25 C max typ BY459S November 2002 3 Rev 2.000 |