Precision Micropower Shunt Voltage Reference

2017 Microchip Technology 1LM4040/LM4041 Features Small SOT-23 Package No Output Capacitor Required Tolerates Capacitive Loads Fixed Reverse-Breakdown Voltages of , , , and Adjustable Reverse-Breakdown VersionApplications Battery-Powered Equipment Data Acquisition Systems Instrumentation Process Control Energy Management Product Testing Automotive Electronics Precision Audio ComponentsGeneral DescriptionIdeal for space critical applications, the LM4040 andLM4041 Precision Voltage references are available inthe subminiature SOT-23 surface-mount LM4040 is available in fixed reverse-breakdownvoltages of , , and The LM4041is available with a fixed or an adjustablereverse-breakdown minimum operating current ranges from 60 A forthe to 74 A for the LM4040versions have a maximum operating current of 15 versions have a maximum operating current of12 LM4040 and LM4041 have bandgap referencetemperature drift curvature correction and low dynamicimpedance, ensuring stable reverse-breakdownvoltage accuracy over a wide range of operatingtemperatures and Types1NC+-32LM4040/LM4041 (FIXED VERSION)3-Pin SOT-231-FB+32LM4041 (ADJUSTABLE VERSION)3-Pin SOT

LM4040/LM4041 DS20005757A-page 2 2017 Microchip Technology Inc. Typical Application Diagrams Functional Block Diagrams V S R S V R I Q + I L I Q I L LM4040 V O LM4040/LM4041 Fixed Shunt

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  Precision, Voltage, Shunt, Shunt voltage

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