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{"sheet":"Sheet1","index":0,"n_rows":51,"n_cols":18,"rows_kept":51,"merged":[[0,0,2,13],[1,15,1,18],[2,15,2,20],[3,0,3,13],[18,0,18,6],[18,7,18,13],[19,0,19,6],[19,7,19,13],[20,0,20,4],[20,7,20,11],[21,0,21,4],[21,7,21,11],[22,0,22,4],[22,7,22,11],[23,0,23,6],[23,7,23,11],[24,0,24,4],[24,7,24,11],[25,0,25,4],[25,7,25,11],[26,0,26,4],[26,7,26,11],[27,0,27,4],[27,7,27,13],[28,0,28,6],[28,7,28,11],[29,0,29,4],[29,7,29,11],[30,0,30,4],[30,7,30,11],[31,0,31,4],[31,7,31,11],[32,0,32,4],[32,7,32,11],[33,0,33,4],[33,7,33,11],[34,0,34,4],[34,7,34,11],[35,0,35,6],[35,7,35,11],[36,0,36,4],[36,7,36,11],[37,0,37,4],[37,7,37,11],[38,0,38,4],[38,7,38,11],[39,0,39,4],[39,7,39,11],[40,0,40,4],[40,7,40,11],[41,0,41,6],[41,7,41,13],[42,0,42,6],[42,7,42,13],[43,0,43,4],[43,7,43,11],[44,0,44,4],[44,7,44,11],[45,0,45,4],[45,7,45,11],[46,0,46,4],[46,7,46,11],[47,0,47,4],[47,7,47,11],[48,0,48,4],[48,7,48,11],[49,0,49,4],[49,7,49,11],[50,0,50,6],[50,7,50,13]],"flags":["formulas_cached_only"]}
["WS2393X Design Tool"]
[{"$nulls":15},"input parameter for customer 输入区域"]
[{"$nulls":15},"Calculated Result for Circuit Key Component 计算结果"]
["Typical Application Circuit（典型应用原理图）"]
{"$rows_empty":14}
["1.Design Requirements(设计规格确认)",{"$nulls":6},"2. Transformer Design(变压器设计)"]
["INPUT CHARACTERISTICS(输入参数)",{"$nulls":6},"Transformer Turns Ratio, Inductance, Primary-Peak Current(Nps、Lp、Ipk确定)\n"]
["Minimum RMS Line Voltage (Vin_min，最低输入电压)",{"$nulls":4},85,"Vac","Maximum duty cycle(Dmax，最大占空比)",{"$nulls":4},0.55,null,null,"Full Wave Rectification"]
["Maximum RMS Line Voltage (Vin_max，最高输入电压)",{"$nulls":4},265,"Vac","Output reflected voltage (Vro，输出反射电压)",{"$nulls":4},{"v":98.5361786795337,"d":"98.54"},"V",null,"Half Wave Rectification"]
["Line Frequency（Fline，电网工频）",{"$nulls":4},50,"Hz","Transformer turns ratio of the primary to secondary（Nps，变压器初次级匝比）",{"$nulls":4},{"v":7.882894294362696,"d":"7.88"}]
["OUTPUT CHARACTERISTICS(输出参数)",{"$nulls":6},"Primary transformer current ripple（Kp，变压器原边电流纹波和峰值电流比值）",{"$nulls":4},{"v":0.6,"d":"0.60"}]
["Output Voltage (Vo，额定输出电压)",{"$nulls":4},12,"V","Primary transformer peak current（Ipk，变压器原边峰值电流）",{"$nulls":4},{"v":1.3031854558252751,"d":"1.30"},"A",null,null,"Dch",0.2]
["Output Current（Io,额定输出电流）",{"$nulls":4},3,"A","Primary transformer inductance（Lp，变压器原边电感量）",{"$nulls":4},{"v":0.8724436746577772,"d":"0.87"},"mH"]
["Estimated System Efficiency (η，系统效率预估)",{"$nulls":4},89,"%","Primary transformer RMS current（Iprms，变压器原边RMS电流）",{"$nulls":4},{"v":0.6969301306662782,"d":"0.70"},"A"]
["Output Power(Pout，额定输出功率)",{"$nulls":4},36,"W","Determine the appropriate transformer core and Np(AP法确定合适的磁芯和初级圈数)"]
["Other Parameters(其他参数)",{"$nulls":6},"Maximum working flux density(ΔB，最大磁通密度）",{"$nulls":4},0.28,"T"]
["Output didoe forward voltage(Vf,输出续流二极管压降)",{"$nulls":4},0.5,"V","Estimate core  AP value(预估磁芯Ap，磁芯有效截面积和窗口面积的乘积)",{"$nulls":4},{"v":7156.150161489239,"d":"7156.15"},"mm^4"]
["Drain Source Breakdown Voltage(Vds,MOS管耐压)",{"$nulls":4},650,"V","Select the core according to the core parameter table(根据磁芯参数表选择磁芯)",{"$nulls":4},"EE30"]
["Full Load Switching Frequency (Fsw，建议满载开关频率)",{"$nulls":4},65,"kHz","Select core Ae value (Ae，磁芯有效截面积)",{"$nulls":4},{"v":59.7,"d":"59.70"},"mm^2"]
["IC VCC supply voltage(Va，芯片供电电压)",{"$nulls":4},13,"V","Select core Aw value (Aw，磁芯窗口面积)",{"$nulls":4},124.87,"mm^2"]
["IC VCC Capacitor (Cvcc，芯片供电电容)",{"$nulls":4},10,"uF","Primary winding number of transformer(Np，变压器初级圈数)",{"$nulls":4},68]
["System startup time (Tst，启动时间)",{"$nulls":4},3,"s","Secondary winding number of transformer(Ns，变压器次级圈数)",{"$nulls":4},9]
["Input Bulk Capacitor Selection (输入电容选择)",{"$nulls":6},"Auxiliary winding number of transformer(Na，变压器辅助供电绕组圈数)",{"$nulls":4},9]
["Input Power（Pin，输入功率）",{"$nulls":4},{"v":40.44943820224719,"d":"40.45"},"W","Max Current Density of Coil(J，线圈的电流密度)",{"$nulls":4},{"v":5,"d":"5.00"},"A/mm^2"]
["Selected Rectification Type (整流桥类型选择):",{"$nulls":4},{"v":1,"d":"1.00"},null,"Primary winding diameter (Dp，初级绕组线径)",{"$nulls":4},{"v":0.3648340069302331,"d":"0.36"},"mm"]
["Minimum Needed Input Capacitor (CIN，最小输入电容预估)",{"$nulls":4},{"v":80.89887640449437,"d":"80.90"},"uF","Secondary winding diameter (Ds，次级绕组线径)",{"$nulls":4},{"v":0.9165518005297547,"d":"0.92"},"mm"]
["Selected Input Capacitor Value(CIN，输入电容选择)",{"$nulls":4},68,"uF","Auxiliary winding diameter (Da，辅助绕组线径)",{"$nulls":4},{"v":0.3648340069302331,"d":"0.36"},"mm"]
["Minimum DC Input Voltage (Vindc_min，整流桥后最低输入电压)",{"$nulls":4},{"v":80.62050982870937,"d":"80.62"},"V","Actual window area occupancy(Awd，实际变压器窗口面积)",{"$nulls":4},{"v":17.768593827889603,"d":"17.77"},"mm^2"]
["Cin is OK !",{"$nulls":6},"The transformer design is OK !"]
["3. RCD Design(RCD吸收回路设计)",{"$nulls":6},"4. Other key components(其他关键器件参数)"]
["Input Clamp voltage of RCD Snubber (Vclamp，RCD回路钳位电压)",{"$nulls":4},110,"V","Lower resistor of TL431 (Rl，TL431下分压电阻)",{"$nulls":4},10,"kΩ"]
["Transformer leakage inductance (Llk，原边绕组漏感)",{"$nulls":4},{"v":43.622183732888864,"d":"43.62"},"uH","Upper resistor  of TL431 (Ru，TL431上分压电阻)",{"$nulls":4},{"v":40,"d":"40.00"},"kΩ"]
["Snubber capacitor voltage (Vsn，缓冲电容两端电压)",{"$nulls":4},{"v":208.5361786795337,"d":"208.54"},"V","Maximum starting resistor (Rst_max，最大启动电阻)",{"$nulls":4},{"v":2.003166666666667,"d":"2.00"},"MΩ"]
["Snubber circuit power loss (Psn，吸收回路损耗)",{"$nulls":4},{"v":4.564486619280616,"d":"4.56"},"W","Current Sense Resistor (Rcs，电流检测电阻)",{"$nulls":4},{"v":0.5755128686001514,"d":"0.58"},"Ω"]
["Snubber circuit resistor (Rsn，吸收回路电阻)",{"$nulls":4},{"v":9.527322883272294,"d":"9.53"},"kΩ","Upper resistor  of PRT  pin (R1a，PRT上分压电阻)",{"$nulls":4},{"v":115.69090909090909,"d":"115.69"},"kΩ"]
["Snubber circuit capacitor (Csn，吸收回路电容)",{"$nulls":4},{"v":16.147889153234324,"d":"16.15"},"nF","Upper resistor  of PRT  pin (R1，实际选择PRT上分压电阻)",{"$nulls":4},{"v":110,"d":"110.00"},"kΩ"]
["Estimate MOS peak voltage (Vspike，MOS两端尖峰电压)",{"$nulls":4},{"v":583.2461786795336,"d":"583"},"V","Lower resistor of PRT pin (R2，PRT下分压电阻)",{"$nulls":4},{"v":25.190839694656486,"d":"25.19"},"kΩ"]
["The RCD design is OK !"]