The JST4953 is a SOP-8 MOSFET manufactured by JESTEK that is RoHS compliant. It has a maximum voltage rating of 30V and a maximum current rating of 5.1A. It has a low body-drain ON Resistance rating of 43mO@10V and a power dissipation rating of 2.5W. It has a Gate-Source Voltage rating of 1.3V@250uA, a Source-Drain Capacitance of 70pF@15V, two P-Channel gate capacitances of 520pF@15V, and an Reverse Transfer Capacitance of 11nC@10V. Its maximum junction temperature is +150°C (Tj).