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VIPERGAN65 数据表(PDF) 7 Page - STMicroelectronics |
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VIPERGAN65 数据表(HTML) 7 Page - STMicroelectronics |
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7 / 35 page ![]() Symbol Parameter Test Condition Min. Typ. Max. Unit RSNS_RF FB internal current sense resistor 1.55 kΩ HFB Current sense gain 1.011 V/A IFB Source current VFB = 0 V 70 100 130 µA RFB Dynamic feedback resistor 15 kΩ Dynamic blanking time and turn-on delay setting KBLANK Blanking time gain ITB = 10 µA to 1 mA 7.64 10.91 14.18 ms/mA VTBH TB upper clamp voltage ITB = 1 mA 3.1 3.3 3.5 V VTBL TB lower clamp voltage ITB = 1 mA -30 20 mV VD-ON(MIN) TB lower delay voltage 0.6 V VD-ON(MAX) TB upper delay voltage 2.6 V TD-ON(MIN) Minimum turn-on delay time after triggering VTB≤VD-ON(MIN) 197 ns TD-ON(MAX) Minimum turn-on delay time after triggering VTB≥VD-ON(MAX) 1.1 μs VTB-DIS Disable TB pin voltage 80 100 120 mV ITB-DIS Disable TB current 160 200 240 mA Overvoltage protection VOVP OVP threshold 2.375 2.5 2.625 V Line voltage feed-forward αFF Feed-forward current modulation gain VFB>1.2 V 44 55 66 µA/mA VFB<0.8 V 8.8 11 13.2 Overload protection TOVL Overload time 50 ms TRESTART Restart time after fault 1 s Brown-in/out and input OVP VBR-IN Brown-in threshold 0.475 0.5 0.525 V VBR-OUT Brown-out threshold 0.38 0.4 0.42 V VBR-DIS Brown-in/out disable voltage 80 100 120 mV IBR-DIS Brown-in/out disable current 12 15 18 mA TBR-IN Brown-in delay time 200 250 300 ms TBR-OUT Brown-out delay time 24 30 36 ms ViOVP Input OVP 4.75 5 5.25 V TiOVP OVP delay time 200 250 300 ms VIPERGAN65 Electrical characteristics DS14005 - Rev 2 page 7/35 |
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