A1242LLHLT-I2-T Allegro Microsystems Inc, A1242LLHLT-I2-T Datasheet
A1242LLHLT-I2-T
Specifications of A1242LLHLT-I2-T
Related parts for A1242LLHLT-I2-T
A1242LLHLT-I2-T Summary of contents
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Two-Wire Chopper-Stabilized Hall Effect Latch These parts are in production but have been determined to be NOT FOR NEW DESIGN. This classification indicates that sale of this device is currently restricted to existing customer applications. The device should not be ...
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Two-Wire Chopper-Stabilized Hall Effect Latch Features and Benefits ▪ Chopper stabilization ▫ Superior temperature stability ▫ Extremely low switchpoint drift ▫ Insensitive to physical stress ▪ Reverse battery protection ▪ Solid-state reliability ▪ Small size ▪ Robust EMC capability ▪ ...
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... Part Number Packaging* A1242ELHLT-I1-T 7-in. reel, 3000 pieces/reel A1242ELHLT-I2-T A1242EUA-I1-T Bulk, 500 pieces/bag A1242LLHLT-I1-T 7-in. reel, 3000 pieces/reel A1242LLHLT-I2-T A1242LUA-I1-T Bulk, 500 pieces/bag A1242LUA-I2-T *Contact Allegro for additional packing options. Absolute Maximum Ratings Characteristic Supply Voltage Reverse Supply Voltage Magnetic Flux Density ...
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A1242 ELECTRICAL CHARACTERISTICS Characteristic Electrical Characteristics 2 3 Supply Voltage Supply Current 4 Output Slew Rate Chopping Frequency Power-On Time 5 Power-On State Supply Zener Clamp Voltage 6 Supply Zener Current Reverse Battery Current 7 Magnetic Characteristics Operate Point Release ...
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A1242 THERMAL CHARACTERISTICS may require derating at maximum conditions, see application information Characteristic Package Thermal Resistance *Additional information available on the Allegro Web site ...
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A1242 Supply Current (Low) versus Ambient Temperature (1242- I1) 7.0 6.8 6.6 6.4 6.2 6.0 5.8 5.6 5.4 5.2 5.0 - (°C) A Supply Current (Low) versus Ambient Temperature (1242- I2) 5.0 4.5 4.0 3.5 3.0 2.5 ...
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A1242 Operate Point versus Ambient Temperature - (°C) A Release Point versus Ambient Temperature -5 -20 -35 -50 -65 -80 - (°C) A Hysteresis versus Ambient Temperature 110 ...
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A1242 Operation The output the A1242 switches to the high current state CC when a magnetic field perpendicular to the Hall element exceeds the operate point threshold Note that the device latches, OP that is, ...
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A1242 Chopper Stabilization Technique When using Hall-effect technology, a limiting factor for switchpoint accuracy is the small signal voltage developed across the Hall element. This voltage is disproportionally small relative to the offset that can be produced at the output ...
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A1242 Power Derating The device must be operated below the maximum junction temperature of the device Under certain combinations of J(max) peak conditions, reliable operation may require derating sup- plied power or improving the heat dissipation properties of ...
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A1242 +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. 802840) Dimensions in millimeters Dimensions exclusive of mold flash, gate burrs, and dambar protrusions Exact case and ...
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A1242 4.09 45° +0.08 3.02 –0.05 2.16 MAX 0.51 REF 1 15.75 ±0.51 +0.05 0.43 –0.07 Copyright ©2005-2010, Allegro MicroSystems, Inc. Allegro MicroSystems, Inc. reserves the right to make, from time to time, such de par tures from the detail ...