Bachiller En Cl

APPLICATION NOTE

Vertical power booster TDA4863AJ/TDA4863J
AN00040

3KLOLSV 6HPLFRQGXFWRUV
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3KLOLSV 6HPLFRQGXFWRUV

Vertical power booster TDA4863AJ/TDA4863J

Application Note AN00040

© Philips Electronics N.V. 2000 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The informationpresented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license under patent- or other industrial or intellectual property rights.



3KLOLSV 6HPLFRQGXFWRUVVertical power booster TDA4863AJ/TDA4863J

Application Note AN00040

APPLICATION NOTE

Vertical power booster TDA4863AJ/TDA4863J
AN00040

Author(s): J. Moors Philips Semiconductors Systems Laboratory Eindhoven, The Netherlands

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Vertical deflection Vertical booster Monitor Loop stability

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3KLOLSV 6HPLFRQGXFWRUV

Vertical powerbooster TDA4863AJ/TDA4863J

Application Note AN00040

Summary

This report describes the application of the TDA4863AJ / TDA4863J vertical power boosters in a monitor chassis. These boosters can be used for frame frequencies up to 200 Hz. The TDA4863J uses a separate flyback supply voltage, the TDA4863AJ has a supply voltage doubler.



3KLOLSV 6HPLFRQGXFWRUV

Vertical powerbooster TDA4863AJ/TDA4863J

Application Note AN00040

'328)287
1. 2. INTRODUCTION...................................................................................................................... 7
1.1 Features.......................................................................................................................................................7

GENERALDESCRIPTION....................................................................................................... 8
2.1 Pinning .........................................................................................................................................................8 2.2 Quick reference data...................................................................................................................................9 2.3 General device description ..........................................................................................................................9 2.3.1Vertical amplifier ..................................................................................................................................9 2.3.2Protection circuits..............................................................................................................................10 2.3.3Flyback generator..............................................................................................................................10 2.3.4Damping resistor...............................................................................................................................10

3.

APPLICATION INFORMATION ............................................................................................. 11
3.1 Simplified pinning description ....................................................................................................................11 3.2 Generalapplication....................................................................................................................................12 3.3 Device description per functional block / external pin. ..............................................................................13 3.3.1Supply voltage calculation.................................................................................................................13 3.3.2Flyback supply voltage calculation...