LTC6811HG-2#PBF

The LTC6811HG-2#PBF is a high-performance battery monitoring IC designed by Analog Devices for managing lithium-ion battery stacks. It is part of the LTC6811 family, which supports up to 12 series-connected battery cells, offering precise voltage measurement with a total measurement error of less than 2.2 mV. The device features a highly accurate 16-bit delta-sigma ADC, a programmable 3rd-order low-pass filter, and a multiplexed cell input architecture.
This IC is essential for battery management systems in electric vehicles, energy storage systems, and other applications requiring efficient battery monitoring. It supports stackable architecture, allowing multiple devices to be daisy-chained for monitoring large battery packs. The LTC6811HG-2#PBF offers versatile communication options, with an SPI interface and a 1 Mbps isolated serial interface for robust data transmission.
The device operates over a wide temperature range and includes built-in diagnostics, enhancing system reliability. Its design prioritizes low power consumption, making it suitable for both active and passive battery management systems. The IC is housed in a compact package, ensuring ease of integration into various designs.

The LTC6811HG-2#PBF is a high-performance battery monitoring IC designed for use in electric vehicles, hybrid vehicles, and other applications requiring precise monitoring of battery cell voltages. Here are its key features:
1. Cell Monitoring: Supports up to 12 series-connected battery cells per IC, with a total measurement range up to 4.2V per cell.
2. High Accuracy: Offers an accuracy of ±1.2mV, ensuring precise monitoring across a wide range of operating temperatures and conditions.
3. Temperature Measurement: Includes provisions for temperature monitoring using external thermistors.
4. Daisy-Chain Communication: Allows for serial communication between multiple ICs, enabling the monitoring of a large number of cells in a single battery stack.
5. Low Power Consumption: Features low power modes to minimize energy consumption during operation, with a sleep mode for further power savings.
6. Safety and Reliability: Provides diagnostics and fault detection features to enhance safety and reliability in battery management systems.
7. Configurable Alert Levels: Users can set thresholds for over-voltage, under-voltage, and temperature alerts.
8. Robust Design: Offers high immunity to electromagnetic interference and is built to withstand harsh automotive environments.
This combination of features makes the LTC6811HG-2#PBF an excellent choice for reliable and accurate battery management in demanding applications.

The LTC6811HG-2#PBF is packaged in a 44-lead SSOP (Shrink Small Outline Package). This package type is suitable for surface-mount applications, providing a compact and reliable format for the battery monitoring IC.

The LTC6811HG-2#PBF is a 48-pin device designed for battery monitoring and management in automotive and industrial applications. It serves as a multi-cell battery stack monitor capable of measuring up to 12 series-connected battery cells with high accuracy. The device features include cell voltage measurement, temperature sensing through external thermistors, stack voltage measurement, and various diagnostic and fault detection capabilities. It supports a wide range of cell chemistries and offers programmable discharge current settings to balance cells. Additionally, the LTC6811HG-2#PBF can communicate via a 2-wire isolated serial interface designed for daisy-chaining multiple ICs, allowing for the management of larger battery stacks.

The LTC6811HG-2#PBF 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 provides solutions across various sectors including industrial, automotive, communications, healthcare, and consumer electronics. Analog Devices is known for its innovation and high-performance products, focusing on bridging the physical and digital worlds to enable more efficient, reliable, and connected systems.

The LTC6811HG-2#PBF is used in battery management systems for electric vehicles, hybrid vehicles, and energy storage systems. It is particularly suitable for monitoring and balancing multi-cell battery stacks, ensuring safety and efficiency. The device can also be found in renewable energy systems where battery monitoring is crucial.

The LTC6811HG-2#PBF is a battery monitor IC. Equivalent products include the Texas Instruments BQ79616-Q1 and the Maxim Integrated MAX17853. Both are multi-cell battery monitoring ICs suitable for similar applications, such as battery management systems in electric vehicles and energy storage systems. Always verify specifications and compatibility before substituting components.