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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ACS764 датащи(PDF) 2 Page - Allegro MicroSystems |
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ACS764 датащи(HTML) 2 Page - Allegro MicroSystems |
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2 / 22 page  Fully Integrated, Hall-Effect Based Current Sensor IC with I2C Digital Output and Low-Resistance Current Conductor ACS764 2 Allegro MicroSystems, LLC 115 Northeast Cutoff Worcester, Massachusetts 01615-0036 U.S.A. 1.508.853.5000; www.allegromicro.com Absolute Maximum Ratings Characteristic Symbol Notes Rating Unit Forward Supply Voltage VCC 7V Forward ¯F¯¯A¯¯¯U¯¯L¯¯T¯ Pin Voltage VFAULT 24 V DC Forward Voltage (A0, A1, FREEZE pins) VFDCx 7V DC Reverse Voltage (VCC, A0, A1, ¯F¯¯A¯¯¯U¯¯L¯¯T¯, FREEZE pins) VRDCx –0.5 V Operating Ambient Temperature TA X temperature range –20 to 125 ºC Maximum Junction Temperature TJ(max) 165 ºC Storage Temperature Tstg –65 to 165 ºC Selection Guide Part Number Packing* Operating Ambient Temperature,TA (°C) Optimized Current Sensing Range (A) Optimized Nominal Resolution (mA/LSB) ACS764XLFTR-32AU-T Tape and reel, 2500 pieces/reel –20 to 125 32 62.62 ACS764XLFTR-16AU-T Tape and reel, 2500 pieces/reel –20 to 125 16 31.31 *Contact Allegro™ for additional packing options. • Less than 0.5 mΩ series resistance greatly reduces power dissipation and heat generation • Factory programmed temperature compensation stabilizes sensitivity and offset voltage throughout the operating temperature range • 16 programmable I2C addresses • Unidirectional DC current sensing and reporting • Immunity to stray magnetic fields simplifies PCB layout Features and Benefits (continued) Thermal Characteristics Characteristic Symbol Test Conditions Value Unit Steady State Package Thermal Resistance RθJA Tested with 30 A DC current and based on ACS764 demo board in 1 cu. ft. of still air. Please refer to product FAQs page on Allegro website for detailed information on ACS764 demo board. 27 ºC/W |
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