TPS3421EGDRYT

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Reset Timer
Number of Voltages Monitored:	2
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	320 ms Minimum
Voltage - Threshold:	Adjustable/Selectable
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	6-UFDFN
Supplier Device Package:	6-SON (1.45x1)
Base Part Number:	TPS3421

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PMIC - Supervisors

The Texas Instruments TPS3421EGDRYT is a Battery Pack Monitor and Gas Gauge Supervisor designed to increase power supply utilization and reduce complexity in battery-powered applications. The device works by constantly monitoring the system\'s conditions, including ouput power, temperature, and battery voltage, and providing vital feedback to the system\'s power supply. The device is designed specifically for lithium ion and lithium polymer batteries, and provides a reliable, easy-to-configure, and cost-effective solution for powering a wide variety of battery-powered devices.The TPS3421EGDRYT is packaged in a 4mm x 4mm TSSOP-20 and is based on a 16-bit ARM processor with embedded firmware. It incorporates programmable current and voltage limit settings for safely monitoring battery levels and providing optimum power efficiency and battery life. The device\'s onboard processor is capable of analyzing the power supply system\'s performance and automatically adjusting the settings based on the system\'s conditions.The TPS3421EGDRYT uses an 18-bit delta sigma analog to digital converter (ADC) to measure battery voltage, current and system temperature levels. The ADC has a resolution of 0.5 mV for both voltage and current measurements, and of 0.4°C for temperature measurements. The device also contains a temperature sensor, real-time clock (RTC), temperature-rated FET switch, and a wide variety of programmable gas gauges and safety alarms. The device\'s onboard processor is capable of performing a variety of tasks. It uses I2C communication bus to communicate with the host system and provide status information. It also incorporates a programmable safety shutdown timer, a system impedance stabilization algorithm, temperature compensation, temperature monitoring and alarm, voltage and current rating adjustment, ESR detection, high accuracy SOC calculation and fuel gauge control.The TPS3421EGDRYT has a wide range of applications. It is well suited for portable medical and industrial instrumentation, point of sale (POS), wearables, IoT and other battery powered devices. It is designed to support a range of battery chemistries (Li-Ion/Polymer, NiMH, NiCd) and provides safety protection, fuel gauging and enhanced power management.By integrating the TPS3421EGDRYT into battery-powered systems, designers can reduce system complexity, improve system performance and power supply utilization, and extend battery life. The device provides an economical solution to optimize the battery performance and reduce the cost of designing and manufacturing system components.In summary, the TPS3421EGDRYT is a cost-effective, easy to configure Battery Monitor and Gas Gauge Supervisor. It has a wide range of applications and can be used to safely monitor system conditions, adjust settings based on conditions, and optimize battery performance. By leveraging the device\'s features, designers can take advantage of improved system performance, reduced system complexity, and extended battery life.

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