ind2({
W: 0.87, // line Width [mm]
H: 0.2, // Dielectric Height [mm]
L: 12.6, // line Length [mm]
}) // Inductance [H] FR4-0.2
ind2({
W: 0.254, // line Width [mm]
H: 0.6, // Dielectric Height [mm]
L: 11.4, // line Length [mm]
}) // Inductance [H]
ind2({
W: 0.254, // line Width [mm]
H: 0.6, // Dielectric Height [mm]
L: 6.1, // line Length [mm]
}) // Inductance [H]
cap1({ // 1.8e-12
E: 4.3, // dielectric constant
H: 0.2, // Dielectric Height [mm]
T: 1.4 * 0.0254, // [mil] -> [mm]
W: 4, // line Width [mm]
L: 1.8 // line Length [mm]
}) // Capacitance [F] FR4-0.2
cap1({ // 1.8e-12
E: 4.3, // dielectric constant
H: 0.8, // Dielectric Height [mm]
T: 1.4 * 0.0254, // [mil] -> [mm]
W: 10, // line Width [mm]
L: 6.5 // line Length [mm]
}) // Capacitance [F] FR4-0.8
cap1({ // 3e-12
E: 4.3, // dielectric constant
H: 0.6, // Dielectric Height [mm]
T: 1.4 * 0.0254, // [mil] -> [mm]
W: 4, // line Width [mm]
L: 10.7 // line Length [mm]
}) // Capacitance [F]
cap1({ // 5.3e-12
E: 4.3, // dielectric constant
H: 0.22, // Dielectric Height [mm]
T: 1.4 * 0.0254, // [mil] -> [mm]
W: 3, // line Width [mm]
L: 8.1 // line Length [mm]
}) // Capacitance [F]
ind1 = desc => {
const W = desc.W / 25.4;
const H = desc.H / 25.4;
const L = desc.L / 25.4;
const WpH = W + H;
const res = 0.00508 * L * (Math.log(2 * L / WpH) + 0.5 + 0.2235 * (WpH / L));
return res * 1e-6;
}
ind2 = desc => {
const W = desc.W / 1000; // width of the trace [mm]
const H = desc.H / 1000; // height of the trace above power plane [mm]
const L = desc.L / 1000; // length [mm]
const mu0 = 4 * Math.PI * 1e-7;
const e0 = 1e-9 / (36 * Math.PI);
const v0 = 1 / Math.sqrt(mu0 * e0);
if (H >= W) {
return ((60 * L) / v0) * Math.log((8 * H) / W + W / (4 * L));
} else {
return ((120 * Math.PI * L) / v0) * (1 / (W / H + 1.393 + 0.667 * Math.log(W / H + 1.444)));
}
}
cap1 = desc => {
const E = desc.E; // dielectric constant of the material betwee trace and power plane
const H = desc.H / 1000; // height of the trace above power plane [mm]
const T = desc.T / 1000; // thikness of trace [mm]
const W = desc.W / 1000; // width of the trace [mm]
const L = desc.L / 1000; // length [mm]
const mu0 = 4 * Math.PI * 1e-7;
const e0 = 1e-9 / (36 * Math.PI);
const v0 = 1 / Math.sqrt(mu0 * e0);
if (H > W) {
return (E * L) / (60 * v0 * Math.log((8 * H) / W + W / (4 * H)));
} else {
return (E * L * (W / H + 1.393 + 0.667 * Math.log(W / H + 1.444))) / (120 * Math.PI * v0);
}
}
1e-9 / (36 * Math.PI)
imp1 = desc => {
}
imp1({})
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