Hall-Effect Linear Current Sensor withACS711Overcurrent Fault Output for < 100 V Isolation ApplicationsTHERMAL CHARACTERISTICSCharacteristicSymbolTest Conditions [1]ValueUnits Package Thermal Resistance, LC package, mounted on Allegro ASEK 711 evalua- Junction to Lead RθJL tion board 5 °C/W LC package, mounted on Allegro 85-0404 evaluation Package Thermal Resistance, board, includes the power consumed by the board 23 °C/W Junction to Ambient [2] RθJA EX package, mounted on Allegro 85-0528 evaluation board, includes the power consumed by the board 24 °C/W [1] Additional thermal information available on the Allegro website. [2] The Allegro evaluation board has 1500 mm2 of 2 oz. copper on each side, connected to pins 1 and 2, and to pins 3 and 4, with thermal vias connecting the layers. Performance values include the power consumed by the PCB. Further details on the board are available from the Frequently Asked Questions document on our website. Allegro MicroSystems, LLC 7 115 Northeast Cutoff Worcester, Massachusetts 01615-0036 U.S.A. 1.508.853.5000; www.allegromicro.com