TPS62230

The TPS62230 is a high frequency synchronous step down DC-DC converter optimized for battery powered portable applications. It supports up to 500mA output current and allows the use of tiny and low cost chip inductors and capacitors.
 
Features of the TPS62230 are:(1)2 MHz / 3 MHz switch frequency;(2)up to 94% efficiency;(3)output peak current up to 500mA;(4)excellent AC and transient load regulation;(5)high PSRR (up to 90dB);(6)small external output filter components 1mH/4.7F;(7)VIN range from 2.05V to 6V;(8)optimized power save mode for low output ripple voltage;(9)forced PWM mode operation;(10)typ. 22 mA quiescent current;(11)100% duty cycle for lowest dropout;(12)small 1 * 1.5 * 0.6mm3 SON package;(13)12 mm2 minimum solution size;(14)supports 0.6 mm maximum solution height;(15)soft start with typ. 100ms start up time.

The absolute maximum ratings of the TPS62230 can be summarized as:(1):the symbol is VI,the parameter is voltage at VIN and SW,the value is -0.3 to 7,the unit is V;(2):the symbol is IO,the parameter is peak output current,the value is internally limited,the unit is A;(3):the symbol is Tj,the parameter is junction temperature,the value is -40 to 125,the unit is ;(4):the symbol is Tstg,the parameter is storage temperature range,the value is -65 to 150,the unit is ;(5):the parameter is ESD rating machine model,the value is 200,the unit is V.