TDA4865J Datasheet, PDF(12/18 Page) NXP Semiconductors – eflection boosters for use in vertical deflection systems for frame frequencies up to 200 Hz.

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TDA4865J Datasheet, PDF (12/18 Pages) NXP Semiconductors – eflection boosters for use in vertical deflection systems for frame frequencies up to 200 Hz.

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NXP Semiconductors

TDA4865J; TDA4865AJ

Vertical deï¬ection booster

Calculation formulae for ï¬yback time (for TDA4865J only):

t flb

-R---d---eL--f--ld--c-e-o-f--il-lc---o+--i--l-R----1-

ï£«

ï£

V-V----FF----+â-----((---RR---d-d--ee--f-f-ll--cc--oo---ii-ll---++-----RR----11---)-)---ÃÃ-----II--dd---ee--ff--ll-(-(-mm----aa---xx--))ï£¸ï£¶

(8)

where:

VF measured against 0 V

12.2 Application example for different driver circuits

Iv(drv)

Iv(drv)(max)

Iv(drv)(min)

TDA4865J or

TDA4865AJ

INP INN

R2a

Vref

VOUT

GND

RS1 CS1

R2b

5.6 â¦ 100

Idefl

CS2

Idefl(max)(P)

RS2

270 â¦

deflection

coil

Idefl

5.6 â¦

Idefl(max)(N)

Iv(drv)

1â¦

Fig 9. Application for single-ended driver currents with inverting ampliï¬er

001aad305

Iv(drv)

Iv(drv)(max)

Iv(drv)(min)

TDA4865J or

TDA4865AJ

Iv(drv)

INP INN

R3a

R3b

Vref

VOUT

GND

CS2

RS2

5.6 â¦

RS1 CS1

5.6 â¦ 100

Idefl

270 â¦

deflection Idefl

coil

Idefl(max)(P)

Idefl(max)(N)

1â¦

Fig 10. Application for single-ended driver currents with non-inverting ampliï¬er

001aad306

TDA4865J_TDA4865AJ_2

Product data sheet

Rev. 02 â 3 November 2006

12 of 18

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