TPS62270

The TPS62270 device is a high efficient synchronous step down dc-dc converter optimized for battery powered applications. It provides up to 600-mA output current from a single Li-Ion cell.
 
Features of the TPS62270 are:(1)high efficiency step down converter;(2)output current up to 600 mA;(3)VIN range from 2 V to 6 V for Li-Ion batteries with extended voltage range;(4)2.25 MHz fixed frequency operation;(5)power save mode at light load currents;(6)output voltage accuracy in PWM mode ±1.5%;(7)typ. 15 mA quiescent current;(8)100% duty cycle for lowest dropout;(9)soft start;(10)voltage positioning at light loads;(11)allows < 1 mm solution height;(12)available in 2*2*0,8 mm SON package.

The absolute maximum ratings of the TPS62270 can be summarized as:(1):the symbol is VI,the parameter is input voltage range,the value is -0.3 to 7,the unit is V;(2):the symbol is VI,the parameter is voltage range at EN, VSEL,the value is -0.3 to VIN +0.3, 7,the unit is V;(3):the symbol is VI,the parameter is voltage on SW,the value is -0.3 to 7,the unit is V;(4):the symbol is IO,the parameter is peak output current,the value is internally limited,the unit is A;(5):the parameter is ESD rating machine model,the value is 200,the unit is V;(6):the parameter is HBM human body model,the value is 2,the unit is kV;(7):the parameter is CDM charge device model,the value is 1,the unit is kV;(8):the symbol is Tj,the parameter is junction temperature,the value is -40 to 125,the unit is ;(9):the symbol is Tstg,the parameter is storage temperature range,the value is -65 to 150,the unit is .