Parameters

Single diode model

Two diode model

Iph

4.81

4.8

Is1

9.965 × 10−10

6.620 × 10−10

Is2

-

6.620 × 10−10

Rs

0.28

0.27

Rsh

115.9

112.42

a1

1.02

1

a2

-

1.2