TPS62315

The TPS62315 device is a high-frequency synchronous step-down dc-dc converter optimized for battery-powered portable applications. Intended for low-power applications, the TPS623xx supports up to 500-mA load current and allows the use of tiny, low cost chip inductor and capacitors.
 
Features of the TPS62315 are:(1)up to 93% efficiency at 3-MHz operation;(2)up to 500-mA output current at VI = 2.7 V;(3)3-MHz fixed frequency operation;(4)best in class load and line transient;(5)complete 1-mm component profile solution;(6)-0.5% / +1.3% PWM DC voltage accuracy over temperature;(7)35-ns minimum on-time;(8)power-save mode operation at light load currents;(9)fixed and adjustable output voltage;(10)only 86-mA quiescent current;(11)100% duty cycle for lowest dropout;(12)synchronizable on the fly to external clock signal;(13)integrated active power-down sequencing;(14)available in a 10-Pin QFN (3 x 3 mm), 8-Pin nanofree, and nanostar (CSP) packaging.

The absolute maximum ratings of the TPS62315 can be summarized as:(1):the symbol is VI,the parameter is input voltage at VIN, AVIN,the value is -0.3 to 7,the unit is V;(2):the symbol is VI,the parameter is voltage at SW,the value is -0.3 to 7,the unit is V;(3):the symbol is VI,the parameter is voltage at FB, ADJ,the value is -0.3 to 3.6,the unit is V;(4):the symbol is VI,the parameter is voltage at EN, MODE/SYNC,the value is -0.3 to VI+0.3,the unit is V;(5):the symbol is VI,the parameter is voltage at VOUT,the value is 0.3 to 5.4,the unit is V;(6):the symbol is IO,the parameter is continuous output current,the value is 500,the unit is mA;(7):the symbol is IO,the parameter is power dissipation,the value is internally limited,the unit is A;(8):the symbol is TA,the parameter is operating temperature,the value is -40 to 85,the unit is ;(9):the symbol is Tj,the parameter is maximum operating junction temperature,the value is 150,the unit is ;(10):the symbol is Tstg,the parameter is storage temperature range,the value is -65 to 150,the unit is ;(11):the parameter is ESD rating human body model at AVIN, FB, ADJ, EN, MODE_SYNC, VOUT,the value is 2,the unit is kV;(12):the parameter is ESD rating human body model at VIN, SW,the value is 1,the unit is kV;(13):the parameter is ESD rating charge device model,the value is 1.5,the unit is kV.