A3245LLHLT Allegro Microsystems Inc, A3245LLHLT Datasheet
A3245LLHLT
Specifications of A3245LLHLT
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A3245LLHLT Summary of contents
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Chopper-Stabilized Omnipolar Hall-Effect Switches 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 purchased ...
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Chopper-Stabilized Omnipolar Hall-Effect Switches Features and Benefits ▪ Omnipolar operation ▪ Chopper stabilization ▫ Superior temperature stability ▫ Extremely low switchpoint drift ▫ Insensitive to physical stress ▪ Reverse battery protection ▪ Output short circuit protection ▪ Solid state reliability ...
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... The A3245 is rated for operation between the ambient temperatures Selection Guide Part Number Packing* A3245ELHLT-T 7-in. reel, 3000 pieces/reel A3245LLHLT-T 7-in. reel, 3000 pieces/reel *Contact Allegro for additional packing options. Absolute Maximum Ratings Characteristic Supply Voltage Reverse-Supply Voltage ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches OPERATING CHARACTERISTICS valid over full operating voltage and ambient temperature ranges, unless otherwise noted Characteristic Symbol Electrical Characteristics Supply Voltage 1 V Output Leakage Current I OUTOFF Output On Voltage V OUT(SAT) Output Current ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches Supply Current (On) versus Ambient Temperature 5.0 4.0 3.0 2.0 1.0 0 – (°C) A Supply Current (Off) versus Ambient Temperature 5.0 4.0 3.0 2.0 1.0 0 – ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches Operate Point (South) versus Ambient Temperature – (°C) A Release Point (South) versus Ambient Temperature ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches Magnetic Characteristic Data (Continued) Operate Point (South) versus Supply Voltage (V) CC Release Point (South) versus Supply Voltage 50 45 ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches THERMAL CHARACTERISTICS may require derating at maximum conditions, see application information Characteristic Package Thermal Resistance Symbol Test Conditions Package LH-3, 1-layer PCB with copper limited to solder pads R θJA Package LH-3, 2-layer PCB ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches Operation The output of this device switches low (turns on) when a mag- netic fi eld perpendicular to the Hall element exceeds the oper- ate point, B (or is less than B ). After ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches 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 ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches 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 ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches +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 ...
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A3245 Chopper-Stabilized Omnipolar Hall Effect Switches 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 spec tions as may be required to ...