电源ic,稳压ic,dc-dc xc9216

features
high efficiency：up to 96%
1.5mhz constant switching frequency
700ma load current at vin=3.6v
2.5v to 6.5v input voltage range:
output voltage as low as 0.6v
100% duty cycle in dropout
quiescent current:: 40ua
current mode control
short circuit protection
<1μa shutdown current
space saving 5-pin tsot23 package

applications
cellular & smart phones
microprocessors and dsp core supplies
pdas & mp3 player
digital still and video cameras
portable instruments