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A1171

Part Number A1171
Manufacturer Allegro MicroSystems
Description Micropower Ultrasensitive Hall Effect Switch
Published May 26, 2009
Detailed Description A1171 Micropower Ultrasensitive Hall Effect Switch Features and Benefits ▪ 1.65 to 3.5 V battery operation ▪ Low supply...
Datasheet A1171




Overview
A1171 Micropower Ultrasensitive Hall Effect Switch Features and Benefits ▪ 1.
65 to 3.
5 V battery operation ▪ Low supply current ▪ High sensitivity, BOP typically 30 G (3.
0 mT) ▪ Operation with either north or south pole ▪ Configurable unipolar or omnipolar magnetic sensing ▪ Complementary, push-pull outputs ▪ Chopper stabilized ▫ Superior temperature stability ▫ Extremely low switchpoint drift ▫ Insensitive to physical stress ▪ Solid state reliability ▪ Small size Package: 6 pin DFN/MLP (suffix EW) Description The A1171 integrated circuit is an ultrasensitive, Hall effect switch with latched digital outputs and either unipolar or omnipolar magnetic actuation.
It features operation at low s...






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