BQ20Z95DBT

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BQ20Z95DBT

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IC GAS GAUGE LI-ION 2-4C 44TSSOP

  • ПроизводительТехасские инструменты

  • Мфр. Часть #BQ20Z95DBT

  • Пакет TSSOP-44

  • В наличии3201

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Bulk,Tube
Series Impedance Track™
ProductStatus Not For New Designs
Function Multi-Function Controller
BatteryChemistry Lithium Ion/Polymer
NumberofCells 2 ~ 4
FaultProtection Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Interface SMBus
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 44-TFSOP (0.173, 4.40mm Width)

Обзор

Description

The BQ20Z95DBT is a battery management controller developed by Texas Instruments, specifically designed for use in advanced battery pack systems. This chip is a part of the bq20zxx series, which is known for its accurate battery monitoring and protection features. It uses Texas Instruments' patented Impedance Track™ technology to provide precise state-of-charge (SOC) and state-of-health (SOH) information, which helps in extending the life of lithium-ion batteries.
The BQ20Z95DBT includes features such as cell balancing, overcurrent protection, short circuit protection, and over/under voltage protection, making it suitable for applications in laptops, power tools, and other portable electronics. It communicates via an SMBus interface, allowing for easy integration into existing systems. Additionally, it supports a multi-cell configuration, typically 2-4 series Li-ion or Li-polymer cells.
Overall, the BQ20Z95DBT offers a comprehensive solution for battery management, ensuring efficient charging, discharging, and safety, which enhances the performance and longevity of battery-powered devices.

Equivalent

The BQ20Z95DBT is a battery fuel gauge IC by Texas Instruments. Equivalent or comparable products may include other battery management ICs like the BQ40Z50 by Texas Instruments, the MAX17050 by Maxim Integrated, or the LTC2943 by Analog Devices. The specific equivalent depends on detailed specifications like cell count, interface, and additional features. Always verify compatibility with your specific application requirements.

Features

The BQ20Z95DBT is a battery management solution from Texas Instruments. It features integrated gas gauging and protection for lithium-ion and lithium-polymer battery packs. The device uses the Impedance Track™ technology to provide precise state-of-charge and state-of-health information. Key features include:
1. Accurate Fuel Gauging: Utilizes Impedance Track™ technology for precise monitoring of remaining battery capacity.
2. Safety Features: Provides over-voltage, under-voltage, over-current, and short-circuit protection.
3. Cell Balancing: Supports passive cell balancing to maintain equal charge among cells in multi-cell battery packs.
4. Communication Interface: Includes I²C/SBS interface for communication with the host system.
5. Programmable Flash Memory: Allows customization and storage of battery parameters.
6. Temperature Monitoring: Supports temperature sensing for enhanced safety and performance.
7. Low Power Consumption: Designed for minimal power draw in sleep mode to conserve battery life.
These features make the BQ20Z95DBT suitable for a range of portable electronics requiring reliable and accurate battery management.

Pinout

The BQ20Z95DBT is a battery management IC from Texas Instruments, typically used in smart battery packs. It has a 38-pin TSSOP (Thin Shrink Small Outline Package) pin count. This chip is part of the BQ20Zxx family and is utilized for battery fuel gauging, protection, and management in lithium-ion battery packs.
Key functions include:
1. Fuel Gauging: Uses advanced algorithms to accurately measure battery capacity, state of charge, and run-time to empty predictions.

2. Protection: Provides over-voltage, under-voltage, over-current, and short circuit protection to enhance battery safety.
3. Cell Balancing: Ensures uniform charging and discharging across all cells in a multi-cell battery pack.
4. Communication: Supports SMBus interface for communication with the host system, allowing for data exchange about battery status and condition.
5. Temperature Monitoring: Contains internal and external thermistor inputs to monitor and protect against over-temperature conditions.
This IC supports multiple-cell lithium-ion battery packs, making it suitable for laptops, power tools, and other portable electronics requiring reliable battery management.

Manufacturer

The BQ20Z95DBT is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices. TI is known for its analog chips and embedded processors, and it serves industries such as automotive, industrial, personal electronics, and communications equipment. The company is one of the largest semiconductor companies in the world and has a significant presence in the electronics industry.

Application

The BQ20Z95DBT is a battery management IC used primarily in applications requiring smart battery management. Its main areas include:
1. Consumer Electronics: Laptops, tablets, and portable devices where accurate battery monitoring is essential.
2. Medical Devices: Equipment that requires reliable power management to ensure uninterrupted operation.
3. Industrial Applications: Tools and equipment needing efficient battery utilization and power management.
4. Power Tools: Cordless tools that benefit from precise battery state monitoring.
5. Electric Vehicles: Smaller EVs and e-bikes that require effective battery management solutions.
These applications benefit from the BQ20Z95DBT’s capabilities in fuel gauging, protection, and battery health monitoring.

Package

The BQ20Z95DBT is a battery management IC from Texas Instruments, typically housed in a TSSOP (Thin Shrink Small Outline Package) type. This type of package is compact, making it suitable for portable applications requiring battery monitoring and management.

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