A1180EUA-T ALLEGRO [Allegro MicroSystems], A1180EUA-T Datasheet
A1180EUA-T
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A1180EUA-T Summary of contents
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Package LH, 3-pin SOT 3 1. VCC 2. No connection 3. GND NC 1 Package UA, 3-pin SIP 1. VCC 2. GND 3. GND LUTE MAX I MUM RAT INGS Supply ...
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... Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches Pb- Part Number Packing free A1180ELHLT – 7-in. reel, 3000 pieces/reel A1180ELHLT-T Yes A1180EUA – Bulk, 500 pieces/bag A1180EUA-T Yes A1180LLHLT – 7-in. reel, 3000 pieces/reel A1180LLHLT-T Yes A1180LUA – Bulk, 500 pieces/bag A1180LUA-T Yes A1181ELHLT – ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches V+ VCC 0.01 uF A1180-DS, Rev. 2 A1180/81/82/83 Functional Block Diagram Program/Lock Programming Offset Logic Clock/Logic Low-Pass Filter Amp Regulator GND GND Package UA Only Allegro MicroSystems, Inc. 115 Northeast Cutoff, Box ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches ELECTRICAL CHARACTERISTICS Characteristic Symbol Supply Voltage 1 2 Supply Current Supply Zener Clamp Voltage V Supply Zener Clamp Current I Reverse Supply Current Output Slew Rate 3 Chopping Frequency 4 Power-On Time ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches I versus Ambient Temperature CC(L) at Various Levels of V (A1180, A1181 - 100 Ambient Temperature, T Average B Bits versus Ambient Temperature OP ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches EMC (Electromagnetic Compatibility) Requirements A1180-DS, Rev. 2 A1180/81/82/83 Device Qualifi cation Program Contact Allegro for information. Contact your local representative for EMC results. Test Name Reference Specifi cation ESD – Human Body ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches THERMAL CHARACTERISTICS may require derating at maximum conditions, see application information Characteristic Package Thermal Resistance *Additional thermal information available on Allegro Web site. A1180-DS, Rev. 2 A1180/81/82/83 Symbol Package LH, 1-layer PCB ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches Operation The output the A1180 and A1182 devices switch low CC after the magnetic fi eld at the Hall sensor exceeds the oper- ate point threshold When ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches Chopper Stabilization Technique A limiting factor for switchpoint accuracy when using Hall effect technology is the small signal voltage developed across the Hall element. This voltage is proportionally small relative to the ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches For additional general application information, visit the Allegro MicroSystems Web site at www. allegromicro.com. Typical Application Circuit The A118x family of devices must be protected by an external bypass capacitor ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar 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 ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches Programming Protocol The operate switchpoint can be fi eld-programmed so, a coded series of voltage pulses through the VCC pin is used to set bitfi elds in ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches The pulse sequences consist of the following groups of pulses enable sequence bitfi eld address sequence. 3. When permanently setting the bitfi eld, a long V ing pulse. ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches The fi rst segment of code is a Enabling Addressing Mode. keying sequence used to enable the bitfi eld addressing mode. As shown in fi gure 7, this segment consists of one ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches 3.10 .122 2.90 .114 3 0.96 .038 NOM 2.10 .083 1.85 .073 3.00 .118 2.70 .106 1 0.50 .020 0.30 .012 0.55 .022 REF .122 .117 A1180-DS, Rev. 2 A1180/81/82/83 Package LH, ...
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Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar Hall Effect Switches A1180-DS, Rev. 2 A1180/81/82/83 The products described herein are manufactured under one or more of the following U.S. patents: 5,045,920; 5,264,783; 5,442,283; 5,389,889; 5,581,179; 5,517,112; 5,619,137; 5,621,319; 5,650,719; 5,686,894; 5,694,038; 5,729,130; 5,917,320; ...