TA78DM08S

The TA78DM08S consists of positive fixed output voltage regulator IC capable of souring current up to 500mA. The feature of TA78DM08S are as follows: (1)low standby current of 800A typical; (2)maximum output current up to 500mA; (3)low dropout voltage of less than 0.75V(IO=0.5A); (4)multi-protection: reverse connection of power supply, 60V load dump, thermal shut down and current limiting; (5)metal fin (tab) is fully coverd with mold resin

The absolute maximum ratings of the TA78DM08S are: (1)operating input voltage: 29V; (2)input voltage of surge: 60V; (3)power dissipation: 2W(Ta=25), 20W(Tc=25); (4)operating temperature: -40~85; (5)storage temperature: -55~150; (6)thermal resistance: 6.25/W; (7)storage temperature time: 260(10s).

The following is about the electrical characteristics of TA78DM08S: (1)output voltage: 4.75V min, 5V typical and 5.25V max or 4.7V min and 5.3V max at 6VVIN26V, 5mAIOUT250mA; (2)line regulation: 3mV typical and 30mV max at 6VVIN26V; (3)load regulation: 66mV typical and 240mV max at VIN=6V, 5mAIOUT500mA or 40mV typical and 240mV max at VIN=26V, 5mAIOUT500mA; (4)quiescent current: 0.8mA typical and 1.4mA max at 6VVIN26V, IOUT=0mA or  14mA typical and 27mA max at 6VVIN26V, IOUT=250mA; (5)dropout voltage: 0.2V typical and 0.35V max at IOUT=250mA or 0.4V typical and 0.75V max at IOUT=500mA; (6)short circuit current limit: 0.7A typical.