This paper begun with single phase 5-level Cascaded H-Bridge Multilevel (CHBML) inverter with transformer for Photo Voltaic system using PWM logical Switching technique. The input parameters voltage, current and the duty cycle D are used to generate the optimal MPPT under different operating conditions, The designed photovoltaic system which is simulated and constructed by photovoltaic array and a DC-DC buck converter. In MPPT technique the perturb and observe method is implemented. The major limitations of the cascade multilevel converters are requirement of Segregated DC voltage sources for Individual H-bridge which raise the converter expenditure and reduces the system reliability. This paper investigates different CHBM Inverter based topologies with reduced DC source by engaging low frequency transformers. The PWW Logical Switching technique is used with the help of gate circuit for Triggering MOSFET Switch in the CHBML Inverter.