AP1506-12K5

The AP1506 series are monolithic IC designed  for a step-down DC/DC converter, and own the ability of driving a 3A load without external transistor.The AP1506-12K5 belongs to AP1506 series.

Features of the AP1506-12K5 are:(1)output voltage: 3.3V, 5V, 12V and adjustable output version;(2)adjustable version output voltage range, 1.23V to 18V+4%;(3)150KHz +15% fixed switching frequency;(4)voltage mode non-synchronous PWM control;(5)thermal-shutdown and current-limit protection;(6)ON/OFF shutdown control input;(7)operating voltage can be up to 22V;(8)output load current: 3A;(9)TO220-5L and TO263-5L packages;(10)low power standby mode;(11)built-in switching transistor on chip.

The absolute maximum ratings of the AP1506-12K5 can be summarized as:(1):the symbol is Vcc,the parameter is supply voltage,the rating is +24,the unit is V;(2):the symbol is VSD,the parameter is ON/OFF pin input voltage,the rating is -0.3 to +18,the unit is V;(3):the symbol is VFB,the parameter is feedback pin voltage,the rating is -0.3 to +18,the unit is V;(4):the symbol is VOUT,the parameter is output voltage to ground,the rating is -1,the unit is V;(5):the symbol is PD,the parameter is power dissipation,the rating is internally limited,the unit is W;(6):the symbol is TST,the parameter is storage temperature,the rating is -65 to +150,the unit is ;(7):the symbol is TOP,the parameter is operating temperature,the rating is -40 to +125,the unit is ;(8):the symbol is VOP,the parameter is operating voltage,the rating is +4.5 to +22,the unit is V.