TDA4865J datasheet(9/18 Pages) PHILIPS

部件名	TDA4865J

功能描述	eflection boosters for use in vertical deflection systems for frame frequencies up to 200 Hz.

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制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

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9 / 18 page

TDA4865J_TDA4865AJ_2

Product data sheet

Rev. 02 — 3 November 2006

9 of 18

NXP Semiconductors

TDA4865J; TDA4865AJ

Vertical deﬂection booster

Remark: the heat sink of the IC must be isolated against ground of the application (it is connected to pin GND).

(1) With CS2 (typical value between 47 nF and 150 nF) the ﬂyback time and the noise behavior can be optimized.

Fig 7.

Application diagram with TDA4865J

5.6

Ω

1.8 k

Ω

1.8 k

Ω

5.6

Ω

270

Ω

0.5

Ω

(1 W)

4.3

Ω

100

nF

470

µF

470

µF

470

µF

001aad303

RS1

RS2

CS1

CS2(1)

RP

D1

BYV27

TDA4865J

R3

R2

R1

7

INP

INN

deflection

coil

from

deflection controller

VOUT

GND

VP2

VN

−8 V

+50 V

+9 V

VF

VP

VP1

VFB

65

4

3

2

1

DIFFERENTIAL

INPUT

STAGE

VERTICAL

OUTPUT

FLYBACK

GENERATOR

REFERENCE

CIRCUIT

THERMAL

PROTECTION

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