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 responsibility for its use; nor
for any infringements of patents or other rights of third parties which may result from its use.
Recommended Substitutions:
Sensitive Hall Effect Switches for High-Temperature Operation
A3141, A3142, A3143, and A3144
For new customers and applications:
• for the A3141, refer to the A1101
• for the A3142, refer to the A1102
• for the A3143, refer to the A1103
• for the A3144, refer to the A1104
Date of status change: October 31, 2005
These parts are no longer in production The device should not be
purchased for new design applications. Samples are no longer available.
Discontinued Product