NOTE: For detailed information on purchasing options, contact your
local Allegro field applications engineer or sales representative.
Allegro MicroSystems, Inc. reserves the right to make, from time to time, revisions to the anticipated product life cycle plan
for a product to accommodate changes in production capabilities, alternative product availabilities, or market demand. The
information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, Inc. assumes no respon-
sibility for its use; nor for any infringements of patents or other rights of third parties which may result from its use.
Recommended Substitutions:
Sensitive Two-Wire Chopper-Stabilized
Unipolar Hall Effect Switches
A1140, A1142, and A1143
For existing customer transition, and for new customers or new appli-
cations, refer to the following parts:
" For the A1140ELHLT-T use the A1150LLHLX-T
" For the A1142ELHLT-T use the A1152LLHLX-T
" For the A1142LUA-T use the A1152LUA-T
" For the A1143EUA-T use the A1153LUA-T
" For the A1143LUA-T use the A1153LUA-T
" For the A1143ELHLT-T use the A1153LLHLX-T
" For the A1143LLHLT-T use the A1153LLHLX-T
Date of status change: October 31, 2011
This device is no longer in production. The device should not be
purchased for new design applications. Samples are no longer available.
Discontinued Product