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ADN8831 - Thermoelectric Cooler (TEC) Controller

Description

Two integrated zero drift, rail-to-rail, chop amplifiers TEC voltage and current operation monitoring Programmable TEC maximum voltage and current Programmable TEC current heating and cooling limits Configurable PWM switching frequency up to 1 MHz Power efficiency: > 90% Temperature lock indication

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Data Sheet Thermoelectric Cooler (TEC) Controller ADN8831 FEATURES GENERAL DESCRIPTION Two integrated zero drift, rail-to-rail, chop amplifiers TEC voltage and current operation monitoring Programmable TEC maximum voltage and current Programmable TEC current heating and cooling limits Configurable PWM switching frequency up to 1 MHz Power efficiency: > 90% Temperature lock indication Optional internal or external clock source Clock phase adjustment for multiple drop operation Supports negative temperature coefficient (NTC) thermistors or positive temperature coefficient (PTC) resistance thermal detectors (RTDs) 5 V typical and optional 3 V supplies Standby and shutdown mode availability Adjustable soft start feature 5 mm × 5 mm 32-lead LFCSP APPLICATIONS Thermoelectric cooler (TEC) tem
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