The ATLSXA212D is a series of high efficiency constantcurrent laser drivers for driving one or multiple laser diodearrays. It has high reliability, zero EMI (Electro-MagneticInterference), and is packed in small DIP package. The laserdriver series includes ATLS1A212D, ATLS2A212D andATLS3A212D.

The evaluation board introduced by this application note,ATLS212EV1.0, is designed for evaluating these laserdrivers conveniently.

It is recommended to read this application note with theATLS3A212D, ATLS2A212D or ATLS1A212D datasheetwhich provides more detail information about thespecifications and application guidelines for the laser drivers.