A1157 Datasheet | Allegro MicroSystems

A1150, A1152, A1153, A1155, A1156, A1157, and A1158 Chopper-Stabilized, Two-Wire Hall-Effect Switches Features AND BENEFITS - AEC-Q100 automotive qualified - High-speed, 4-phase chopper stabilization - Low switchpoint drift throughout temperature range - Low sensitivity to thermal and mechanical stresses - On-chip protection - Supply transient protection - Reverse-battery protection - On-board voltage regulator - 3 to 24 V operation - Solid-state reliability - Robust EMC and ESD performance - Industry-leading ISO 7637-2 performance through use of proprietary, 40 V clamping structures Continued on the next page… PACKAGES 3-pin SOT23-W 2 mm × 3 mm × 1 mm (suffix LH) 3-pin ultramini SIP...