TL494C not TL949

by https://e2e.ti.com/members/5183115

C1 220uF 50V
C2 220uF 50V
C3 1uF
C4 220uF 50V
C5 220uF 50V
C6 1uF
C7 1uF
C8 100nF
C9 100nF
C10 1uF(recommended to increase it to improve soft start)
C11 Not Applicable
C12 100nF
C13 1nF
C14 100nF
C15 100nF
C16 100nF
C17 1nF
D1 SS54
D2 MBR20100CS
G1 NCE6075
L1 47uH
Q1 D884
Q2 Y1
Q3 Y2
R1 Not Applicable
R2 4K3
R3 15K
R4 Not Applicable
R5 1K5
R6 10K
R7 10K
R8 10K (recommended to increase it to improve soft start)
R9 10K
R10 22R
R11 1K
R12 4R7
R13 240K
R14 Not Applicable
R15 22R
R16 10K
R17 1K
R18 0R
R19 0R01
RV1 10K
RV2 5K
U1 TL494C
ZD1 WL