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KA5Q0765RT Scheda tecnica(PDF) 4 Page - Fairchild Semiconductor |
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KA5Q0765RT Scheda tecnica(HTML) 4 Page - Fairchild Semiconductor |
4 / 10 page KA5Q0765RT S P S ELECTRICAL CHARACTERISTICS (Control part) (Ta=25 °C unless otherwise specified) Characteristic Symbol Test condition Min. Typ. Max. Unit SENSE FET SECTION Drain to PKG Breakdown voltage BVpkg 60Hz AC, Ta=25 °C 3500 −− V Drain to Source Breakdown voltage BVdss Vdrain=650V, Ta=25 °C 650 −− V Drain to Source Leakage current Idss Vdrain=650V, Ta=25 °C −− 200 µA OSCILLATOR SECTION Initial Frequency FOSC − 18 20 22 KHz Voltage Stability FSTABLE 12<VCC<23V 0 1 3 % Temperature Stability note 2 ∆F OSC -25 °C<Ta<85°C 0 ±5 ±10 % Maximum Duty Cycle DMAX − 92 95 98 % Minimum Duty Cycle DMIN −− − 0% UVLO SECTION Start Threshold Voltage VSTART VFB=GND 14 15 16 V Stop Threshold Voltage VSTOP VFB=GND 8 9 10 V FEEDBACK SECTION Feedback Source Current IFB VFB=GND 0.7 0.9 1.1 mA Shotdown Feedback Voltage VSD Vfb>6.9V 6.9 7.5 8.1 V Shutdown Delay Current IDELAY VFB=5V 4 5 6 µA PROTECTION SECTION Over Current Protection VOVP Vsync>11V 11 12 13 V Over Current Latch Voltage note 2 VOCL − 0.9 1.0 1.1 V Thermal shutdown Temp. TSD − 140 160 −°C SYNC SECTION Normal Sync High Threshold Voltage VNSH VCC=16V, Vfb=5V 4.0 4.6 5.2 V Normal Sync Low Threshold Voltage VNSL VCC=16V, Vfb=5V 2.3 2.6 2.9 V Burst High Threshold Voltage VBSH VCC=10.5V, Vfb=0V 3.2 3.6 4.0 V Burst Low Threshold Voltage VBSL VCC=10.5V, Vfb=0V 1.1 1.3 1.5 V |
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