A1157LUA-T Allegro Microsystems Inc, A1157LUA-T Datasheet
A1157LUA-T
Specifications of A1157LUA-T
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A1157LUA-T Summary of contents
Page 1
Chopper-Stabilized, Two Wire Hall-Effect Switches Features and Benefits ▪ 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 ...
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... Bulk, 500 pieces/bag A1155LLHLX-T 13-in. reel, 10 000 pieces/reel A1155LUA-T 2 Bulk, 500 pieces/bag A1156LLHLX-T 13-in. reel, 10 000 pieces/reel 2 A1156LUA-T Bulk, 500 pieces/bag A1157LLHLX-T 13-in. reel, 10 000 pieces/reel A1157LUA-T 2 Bulk, 500 pieces/bag A1158LLHLX-T 13-in. reel, 10 000 pieces/reel 2 A1158LUA-T Bulk, 500 pieces/bag ® 1 Contact Allegro for additional packing options ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 ELECTRICAL CHARACTERISTICS range; unless otherwise noted Characteristics Supply Voltage 1,2 Supply Current Supply Zener Clamp Voltage Supply Zener Clamp Current Reverse Supply Current Output Slew Rate 3 Chopping Frequency Power-Up Time 4,5 ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 may require derating at maximum conditions, see application information Thermal Characteristics Characteristic Package Thermal Resistance *Additional thermal information available on the Allegro website Symbol Test Conditions* Package LH, on 1-layer PCB with ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 A1152/A1153/A1155/A1156 Average Supply Current (Low) versus Temperature 7 5.5 5.0 -60 -40 - Ambient Temperature, T ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 A1150/A1152/A1153 Average Operate Point versus Temperature 110 100 -60 -40 - Ambient Temperature, T A1150/A1152/A1153 Average Release Point versus Temperature 105 95 85 ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 The A1150, A1152, A1155, and A1157 output, I after the magnetic field at the Hall sensor IC exceeds the oper- ate point threshold When the magnetic field is reduced to ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 V+ VCC A115x GND GND A ECU R SENSE (A) Low side sensing Figure 2. Typical application circuits Chopper Stabilization Technique When using Hall-effect technology, a limiting factor for switchpoint accuracy is ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 Power Derating The device must be operated below the maximum junction tem- perature of the device, T (max). Under certain combinations of J peak conditions, reliable operation may require derating supplied power ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 +0.12 2.98 –0.08 3 +0.10 2.90 –0. 10° REF 0.95 BSC For Reference Only; not for tooling use (reference DWG-2840) Dimensions in millimeters Dimensions exclusive of mold flash, gate burrs, ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 4.09 45° E 2.05 NOM 1.44 NOM +0.08 E 3.02 –0.05 1.02 MAX 1 14.99 ±0.25 +0.05 0.43 –0.07 Package UA, 3-Pin SIP +0.08 –0. 1.52 ±0.05 10° E Mold ...
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A1150, A1152, A1153, A1155, A1156, A1157, and A1158 Revision History Revision Rev. 3 Copyright ©2009-2011, Allegro MicroSystems, Inc. Allegro MicroSystems, Inc. reserves the right to make, from time to time, such de par tures from the detail spec i fi ...