TDA4867 데이터 시트보기 (PDF) - Philips Electronics

부품명

상세내역

제조사

TDA4867

Full bridge current driven vertical deflection booster

Philips Electronics 

Philips Semiconductors

Full bridge current driven vertical

deflection booster

APPLICATION INFORMATION

Preliminary specification

TDA4867J

handbook, full pagewidth

TDA4867J

VFB

VFB

7

1N4448

OUTA

6

2.2 Ω

BC556

3.3 kΩ

vertical

output

signal

22 µF

VP

2.2

kΩ

guard output,

HIGH = error

BC548

220

kΩ

MGU992

Fig.5 Application circuit for external guard signal generation.

handbook, full pagewidth

1

IINP

from driver circuit

TDA485x or SAA4856

IINN

VP

VFB

TDA4867J

2

3

4

5

6

220 µF

RFB

(1)

(1)

Rm

1Ω

Ldeflcoil = 5.2 mH

Rdeflcoil = 4.2 Ω

RSP CSP

10 Ω

(2)

Rp

220 Ω

Rref

3.4 kΩ

CFB

100 µF (VFB < 40 V)

7

8

9

guard output or

power save

mode input

MGU993

(1) If VFB is between 40 and 60 V a resistor RFB = 100 Ω and a capacitor CFB = 22 µF are required.

(2) The value of CSP is application dependent, but 10 nF minimum is required.

Fig.6 Application diagram with driver circuit TDA485x or SAA4856.

2003 Feb 05

10

Share Link: