A1201 - Allegro MicroSystems

A1201 Continuous-Time Bipolar Switch

The Allegro A1201 Hall-effect bipolar switch is a nextgeneration replacement and extension of the popular Allegro A3134 bipolar switch. Overall, the A1201, produced with BiCMOS technology, is a continuous-time device that features fast power-on time and low-noise operation. Device programming is performed after packaging, to ensure increased switchpoint accu.

Features

▪ Continuous-time operation ▫ Fast power-on time ▫ Low noise ▪ Stable operation over full operating temperature range ▪ Reverse battery protection ▪ Solid-state reliability ▪ Factory-programmed at end-of-line for optimum performance ▪ Robust EMC performance ▪ High ESD rating ▪ Regulator stability without a bypass capacitor PACKAGES: Not to scale 3-pin SOT23W (suffix LH) NOT FOR NEW DESIGN 3-pin SIP, matrix HD style (suffix UA) 3-pin SIP, chopper style (suffix UA) DESCRIPTION The Allegro A1201 Hall-effect bipolar switch is a nextgeneration replacement and extension of the popular.