OUT

+12V

D1

BU

R

b

R

o

R

f

R

s

STANDBY

Figure 3 : P.C. Board and Components Layout of the Figure 2 (1 : 1 scale)

COMPONENTS LIST FOR TYPICAL APPLICATION

CRT

22"/26" 100

°

14"/20" 90

°

CRT

22"/26" 100

°

14"/20" 90

°

47

µF

47

4.7

Ω

4.7

Ω

27

Ω 2W

27

Ω 1 W

47 nF

47 nF

220

µF

220

0.15

Ω

0.1

Ω

10

µH

10

1 nF

1 nF

APPLICATION INFORMATION

The conventional deflection system is shown in Figure 4. The driving circuit consists of a bipolar power

transistor driven by a transformer and a medium power element plus some passive components.

V

V

IN

I

C

I

D

YOKE

DEFLECTION CIRCUIT

HORIZONTAL

TRANSFORMER

DRIVING CIRCUIT

Figure 4 : Conventional Horizontal Deflection System for TVs

TDA8140

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