DESCRIPTION
The  SA1117  is  a  positive  low  voltage  dropout  regulator,  voltage dropout is only 1.2V at 1A.
SA1117  has  two  versions:  the  fixed  version  and  the  adjustable version.  VOUT  has  a  tolerance  of less  than  1% for fixed  versions 1.5V, 1.8V, 2.5V, 3.3V, 5.0V and adjustable version or 2% output
accuracy for fixed version 1.2V. The  SA1117  integrates  overheating  protection  and  current  limit circuits. It is an suitable for all electronic products.

FEATURES
* 1% accuracy  for fixed  output VOUT while the voltage is 1.5V, 1.8V, 2.5V, 3.3V, 5.0V and the adjustable output VOUT
* 2% output accuracy  for fixed version 1.2V
* Low Dropout Voltage: 1.2V at 1A output current
* Current Limiting
* Thermal Shutdown
* Temperature Range: -40°C to  125°C

APPLICATIONS
* Laptop, Palmtop, and Notebook Computers
* Battery  Charger
* SCSI-|| Active Terminator
* Cellular Phone
* Cordless Telephones
* Battery Powered Systems
* Portable Devices
* SMPS Post-Regulator