MC33269ST-3.3

The MC33269ST series are low dropout,medium current,fixed and adjustable,positive voltage regulators specifically designed for use in low input voltage applications.These devices offer the circuit designer an economical solution for precision voltage regulation,while keeping power losses to a minimum.The MC33269ST-3.3 belongs to MC33269ST series.

Features of the MC33269ST-3.3 are:(1)3.3V,5.0V,12V and adjustable versions;(2)space saving DPAK,SOP-8 and SOT-223 power packages;(3)1.0 V dropout;(4)output current in excess of 800 mA;(5)thermal protection;(6)short circuit protection;(7)output trimmed to 1.0% tolerance;(8)no minimum load requirement for fixed voltage output devices.

The absolute maximum ratings of the MC33269ST-3.3 can be summarized as:(1):the parameter is power supply input voltage,the symbol is Vin,the rating is 20,the unit is V;(2):the parameter is power dissipation TA=25,the symbol is PD,the rating is internally limited,the unit is W;(3):the parameter is power dissipation thermal resistance,junction-to-ambient,the symbol is JA,the rating is 65,the unit is /W;(4):the parameter is power dissipation thermal resistance,junction-to-case,the symbol is JC,the rating is 5.0,the unit is /W;(5):the parameter is operating junction temperature range,the symbol is Tj,the rating is -40 to +150,the unit is ;(6):the parameter is storage temperature,the symbol is Tstg,the rating is -55 to +150,the unit is .