LTC2943IDD#TRPBF

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LTC2943IDD#TRPBF

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IC BATT MONITOR MULTI-CHEM 8DFN

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Base Product Number LTC2943
Function Battery Monitor
Battery Chemistry Multi-Chemistry
Fault Protection Over Current, Over Temperature, Over Voltage
Interface I2C
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 8-WFDFN Exposed Pad
Supplier Device Package 8-DFN (3x3)
Packaging Cut Tape (CT), Tape & Reel (TR)

Tổng quan

Description

The LTC2943IDD#TRPBF is a high-precision battery gas gauge integrated circuit designed by Analog Devices (formerly Linear Technology). It measures battery charge, voltage, current, and temperature, providing accurate battery status monitoring for a wide range of applications. The device operates over a wide voltage range, making it suitable for single-cell and multi-cell battery systems. Key features include an I²C interface for easy communication with microcontrollers, low power consumption, and high accuracy in voltage and current measurements. The LTC2943IDD#TRPBF also offers programmable high and low thresholds for alerting and supports wide temperature range operations. This makes it ideal for portable devices, electric vehicles, and energy storage systems where precise battery management is crucial. Its compact package and robust functionality make it a popular choice for developers aiming to optimize battery performance and longevity.

Equivalent

The LTC2943IDD#TRPBF is a battery gas gauge with an I²C interface. Equivalent products include the Texas Instruments BQ34Z100-G1, which is a fuel gauge with similar features; Maxim Integrated's MAX17043G+U, a fuel gauge with I²C compatibility; and the STMicroelectronics STC3115, which offers a battery monitoring solution. These alternatives offer similar functionality for measuring and managing battery charge and health with I²C communication. Always check datasheets for specific feature compatibility.

Features

The LTC2943IDD#TRPBF is a multi-function battery gas gauge IC that monitors battery charge, voltage, current, and temperature in portable devices. Key features of the LTC2943 include:
1. Charge Monitoring: It measures charge accurately by integrating current over time, offering a high-resolution 16-bit ADC.
2. Wide Voltage Range: Operates over a wide voltage range from 3.6V to 20V, making it suitable for various battery types and configurations.
3. Current Measurement: Provides precise current measurements with the help of an external sense resistor and features ±50mV sense voltage range for flexibility.
4. Temperature Sensing: Includes an on-chip temperature sensor and supports external temperature sensing for comprehensive monitoring.
5. I2C Interface: Uses an I2C interface for easy communication with microcontrollers, ensuring seamless integration into systems.
6. Low Power Consumption: Designed for low power consumption, making it ideal for battery-operated applications.
7. Programmable Alerts: Supports programmable alert thresholds for over/under voltage, over/under current, and temperature, enhancing safety and reliability.
8. Compact Package: Available in a compact 10-lead DFN package, optimizing space in portable applications.
These features make the LTC2943 suitable for use in laptops, smartphones, and other portable electronics requiring efficient power management and monitoring.

Pinout

The LTC2943IDD#TRPBF is a power and battery monitor IC from Analog Devices. It is housed in a 12-pin DFN package. The LTC2943 measures battery charge state, voltage, current, and temperature with high accuracy. It communicates through an I2C interface, making it suitable for various battery-powered applications. The device's precision monitoring capabilities help in managing battery health and optimizing performance in electronic systems.

Manufacturer

The LTC2943IDD#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves a wide range of industries, including consumer electronics, communications, industrial equipment, healthcare, automotive, and more. Analog Devices is known for its high-performance integrated circuits and solutions that are used in a variety of applications, such as data conversion, signal processing, power management, and sensor technologies.

Application

The LTC2943IDD#TRPBF is a multi-cell battery gas gauge, primarily used in applications needing precise battery monitoring and management. Key application areas include portable electronics, electric vehicles, backup power systems, and renewable energy storage. It is ideal for devices requiring accurate battery state of charge, voltage, current, and temperature measurements. Its capability to monitor up to four battery cells in series makes it suitable for laptops, medical devices, and industrial equipment. The device's high accuracy and I2C interface support integration into advanced battery management systems, optimizing performance and safety.

Package

The LTC2943IDD#TRPBF is a battery gas gauge integrated circuit with an I²C interface. It comes in a 4mm x 3mm DFN (Dual Flat No-Lead) package type with 12 pins. This package type is designed for compact applications and efficient heat dissipation.

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