h = 1e-4;
R = 280;
C = 4*10^(-6);
L = 600*10^(-3);
t0 = 0;
tf = 0.04;
N = round((tf-t0)/h);

y = zeros(1, N);
x = zeros(1, N);
t = zeros(1, N);
n = zeros(1, N);


t(1) = t0;
Vout = zeros(1, N);
x(1) = 500*10^(-9);
y(1) = 0;
Vin = @(a)5;
g = @(t,x,y) y;
f = @(t,x,y)(Vin(t) - x/C - R*y)/L;
for i = 1:N-1
    [x(i+1), y(i+1)] = RK4second(t(i),x(i),y(i),h,g,f);
    t(i+1) = t(i) + h;
    Vout(i) = R*y(i);
end
plot(Vout);