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VK05CFL

Waveforms below was obtained by using the application demoboard mounted for european market:

COMPONENT LIST

5W to 15W lamp

Reference

Value

T1

Lp=3,1mH, N1/N2=N1/N3=10

820

µH

D0,D1,D2,D3

1N4007

C1, C12

22

µF/200V electrolytic

(for Europe to replace C1, C12 with

Cx=3,3

µF/400V)

C2, C3

100nF/250V

C4

2,4nF/400V

C5, C6

1.2nF/63V

C7

470pF/400V

C8

22nF/100V

C10, C11

1.5nF/100V

R0

10

Ω 1/2W

R1, R2

1M

Ω 1/4W

R4, R5

2.2K

Ω 1/4W

U1, U2

VK05CFL

>15W to 23W lamp

Reference

Value

T1

Lp=2,1mH, N1/N2=N1/N3=10

820

µH

D0,D1,D2,D3

1N4007

C1, C12

22

µF/200V electrolytic

(for Europe Cx=6.8

µF/400V)

C2, C3

100nF/250V

C4

2,4nF/400V

C5, C6

1nF/63V

C7

470pF/400V

C8

22nF/100V

C10, C11

1.5nF/100V

R0

10

Ω 1/2W

R1, R2

1M

Ω 1/4W

R4, R5

1K

Ω 1/2W

U1, U2

VK05CFL

Device power dissipation Vs. power lamp

Device

∆T (T