DESCRIPTION
The SD42351 is a low dropout current regulator rated for constant LED sink current. The low quiescent current and low dropout voltage is achieved by advanced Bi-CMOS process.

FEATURES
* No external component required.
* Fixed 110mA, 150 mA, 170 mA, 215 mA, 245mA, 270mA, 305mA,
   335mA sink current.
* Output short / open circuit protection.
* Low dropout voltage.
* Low quiescent current
* Build-in thermal protection
* Supply voltage range 3V ~ 6V
* 2KV HBM ESD protection
* Advanced Bi-CMOS process.

APPLICATIONS
* 1W Power LED driver