This document is about the TDA4858 product manual, which introduces the features and characteristics of the product, including Full Horizontal (H) plus Vertical (V) autosync capability, Completely DC controllable for analog and digital concepts, Excellent geometry control functions, Flexible Switched Mode Power Supply (SMPS) function block for feedback and feed forward converters, X-ray protection, Start-up and switch-off sequence for safe operation of all power components, Very good vertical linearity, Internal supply voltage stabilization etc.