Datasheet > TDA8145_04

TDA8145_04

更新时间： 2024-11-01 04:28:35

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		电视
页数	文件大小	规格书
9页	130K
描述
TV EAST/WEST CORRECTION CIRCUIT FOR SQUARE TUBES

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中文翻译

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TDA8145_04 数据手册

TDA8145

TV EAST/WEST CORRECTION CIRCUIT

FOR SQUARE TUBES

FEATURES SUMMARY

■ LOW DISSIPATION

Figure 1. Package

■ SQUARE GENERATOR FOR PARABOLIC

CURRENT SPECIALLY DESIGNED FOR

SQUARE C.R.T. CORRECTION

■ EXTERNAL KEYSTONE ADJUSTMENT

(symmetry of the parabola)

■ INPUT FOR DYNAMIC FIELD CORRECTION

(beam current change)

■ STATIC PICTURE WIDTH ADJUSTMENT

■ PULSE-WIDTH MODULATOR

■ FINAL STAGE D-CLASS WITH ENERGY

POWERDIP8

REDELIVERY

(Plastic Package)

■ PARASITIC PARABOLA SUPPRESSION,

DURING FLYBACK TIME OF THE VERTICAL

SAWTOOTH

DESCRIPTION

The TDA8145 is a monolithic integrated circuit in a

8 pin minidip plastic package designed for use in

the square C.R.T. east-west pin-cushion correc-

tion by driving a diode modulator in TV and moni-

tor applications.

Figure 2. Pin Connections (top view)

KEYSTONE CORRECTION INPUT

FRAME SAWTOOTH CURRENT INPUT

CURRENT REFERENCE

GND

NON-INVERTING INPUT 100µA CURRENT SINK

PARABOLA OUTPUT INVERTING INPUT

OUTPUT

REV. 2

May 2004

1/9

12 3 4 5 6 7...9

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