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FA5612N Datasheet(PDF) 9 Page - Fuji Electric |
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FA5612N Datasheet(HTML) 9 Page - Fuji Electric |
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9 / 30 page  .0.08AN-049J Rev.1.0 AN-054E Rev.1.2 Apr.-2011 9 FA5612, FA5613 Fuji Electric Co., Ltd. http://www.fujielectric.co.jp/products/semiconductor/ Overvoltage protection comparator (FB pin) Item Symbol Condition Min. Typ. Max. Unit Static OVP threshold voltage Vsovp Vfb = 2.5V to 2.9V, Vvcmp = 0V, Vvdet = 0V 1.070*Vref 1.090*Vref 1.105*Vref V Hysteresis Vsovphys Vfb = 2.9V to 2.5V, Vvcmp = 0V, Vvdet = 0V 0.005*Vref 0.020*Vref 0.040*Vref V Static OVP temperature stability VsovpdT Vfb = 2.5V to 2.9V, Vvcmp = 0V Vvdet = 0V, Tj= -30°C to 125°C -0.0001*Vref - 0.0001*Vref V/°C Dynamic OVP threshold voltage Vdovp Vfb = 2.5V to 2.8V, Vvcmp = 1V, Vvdet = 2V 1.025*Vref 1.050*Vref 1.075*Vref V ⊿OVP ⊿OVP Vsovpn -Vdovp 50 95 140 mV FB short detection comparator (FB pin) Item Symbol Condition Min. Typ. Max. Unit Input threshold voltage Vthfb Vfb = 0V to 1V, Vvcmp = 0V 0.1 0.3 0.5 V Pull-down resistance Rfb Vfb = 2.5V 2.0 2.5 3.0 MΩ Overcurrent detection comparator (IS pin) Item Symbol Condition Min. Typ. Max. Unit IS offset voltage Visof Vvdet = -0.25V, Vvcmp = 0.6V 0 30 60 mV IS pin voltage Vis_054 Vvdet = 0.54V, Vvcmp = 5.0V - 0.43 - 0.38 - 0.33 V Vocpl Vvdet max = 1.2V, Vvdet min = 0V, Fvdet = 50kHz, Dvdet=50% - 0.525 - 0.50 - 0.475 V IS threshold voltage Vocph Vvdet max = 1.8V, Vvdet min = 0V, Fvdet = 50kHz, Dvdet=50% - 0.432 - 0.40 - 0.368 V IS threshold voltage temperature characteristics VocpldT Vvdet max = 1.2V, Vvdet min = 0V, Fvdet = 50kHz Dvdet=50%,Vis = -0.4V to -0.6V Tj=-30°C to 125°C - 0.1 - 0.1 mV/°C Vvdeth Vvdet max = 1.2V, to 1.8V Vvdet min = 0V, Fvdet = 50kHz Dvdet=50%,Vis= -Vocpl + 0.05V 1.54 1.60 1.66 V VDET threshold voltage Vvdetl Vvdet max = 1.8V to 1.0V, Vvdet min = 0V, Fvdet = 50kHz Dvdet=50%,Vis= -Vocpl + 0.05V 1.30 1.35 1.40 V IS threshold change voltage Vvdets Vvdet max = 1.8V Vvdet min = 0V, Fvdet = 50kHz Dvdet=50%,Vis= -Vocpl + 0.05V 0.25 0.30 0.35 V Blanking time *1 Tblk Vis= -0.6V 300 450 600 ns Delay time Tdly Vis = Vocpl + 30mV to-1.0V Pulse signal 200 350 500 ns Input bias current Iis Vvcmp = 0V, Vis = 0V - 170 - 120 - 70 μA *1 Includes delay time Output (OUT pin) Item Symbol Condition Min. Typ. Max. Unit Output voltage (L) Voutl Vfb = 0V, Vvcmp = 0.3V, Vicmp = 3V to 2V, Sink : Iout = 100mA - 0.5 1.0 V Output voltage (H) Vouth Vvcmp = 0.3V, Vicmp = 3V to 2V, Source : Iout = - 100mA 15.5 16.5 - V Output rise time Tr CL = 1nF - 50 - ns Output fall time Tf CL= 1nF - 50 - ns |
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Similar Description - FA5612N |
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