LTC2943CDD-1#PBF

Fault Protection:	--
Interface:	I²C
Operating Temperature:	0°C ~ 70°C (TA)
Package / Case:	8-WFDFN Exposed Pad
Supplier Device Package:	8-DFN (3x3)
Base Part Number:	LTC2943
Series:	--
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Function:	Battery Monitor
Battery Chemistry:	Multi-Chemistry
Number of Cells:	--

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Introduction:
LTC2943CDD-1#PBF is a family of advanced power management integrated circuit (PMIC) devices designed to monitor and protect batteries in mobile, automotive, and industrial applications. The device integrates operational amplifier (OPAMP) and voltage comparator circuits, as well as digital logic and digital-to-analog converters (DACs) and analog-to-digital converters (ADCs). The onboard digital processing unit is configured to facilitate fast measurement of voltage, current, and temperature, or other conditions. This device can monitor multiple batteries, and indicate low-level conditions and overcharge conditions.Application Fields
The LTC2943CDD-1#PBF is most commonly used in applications involving the monitoring and protection of rechargeable batteries. It is excellent for use in medical devices, vehicles, consumer electronics, renewable energy products, and many other applications. The device can monitor and control different battery types and sizes, including Li-ion, NiMH, NiCd, and alkaline batteries.In addition to its standard battery monitoring and protection features, the device can also be used to create custom battery management solutions. By adding supplemental components, such as thermistors and current sensors, to the device, users can create an adjustable power supply with automatic charge and load management capabilities, battery charging and discharging parameters, fuel gauge, safety protection, and temperature compensation.Working Principle
The LTC2943CDD-1#PBF is a highly integrated circuit, combining a high-accuracy ADC, DACs, OPAMPs, and voltage comparators. It incorporates on-chip digital logic for processing data, as well as multiple programmable I/Os. The device is designed to measure the voltage, current, and temperature of multiple battery cells. When the cells reach a certain level, the device can automatically enter charge, discharge, or protection modes, based on a variety of conditions.The device’s architecture is designed to provide maximum accuracy and resolution, while using minimal power. It measures voltages up to 15V, with a programmable input range of 0 to 7.5V, and an accuracy of 0.01%. It features an ultra-low-power standby mode, which consumes less than 0.2µA.The LTC2943CDD-1#PBF includes integrated protection features to safeguard the battery from overvoltage, overcurrent, overtemperature, and other conditions. Additionally, it integrates a precision voltage reference and comparators for efficient and accurate measurement of output voltage and current.Conclusion
The LTC2943CDD-1#PBF is an advanced power management integrated circuit (PMIC) device designed to monitor and protect batteries in mobile, automotive, and industrial applications. It integrates an ADC, DACs, OPAMPs, and voltage comparators to measure the voltage, current, and temperature of multiple battery cells. Additionally, its built-in protection capabilities protect the battery from overvoltage, overcurrent, and overtemperature conditions. The device is suitable for use in medical devices, consumer electronics, vehicles, renewable energy products, and many other applications.

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Part Number	Manufacturer	Price	Quantity	Description