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HomeProductsIntegrated Circuits (ICs)PMIC - Battery ManagementBQ29312PWR
Texas Instruments
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See specifications for product details.

BQ29312PWR - Texas Instruments

Manufacturer Part Number
BQ29312PWR
Manufacturer
Texas Instruments
Allelco Part Number
32D-BQ29312PWR
ECAD Model
Parts Description
IC BATT PROT LI-ION 2-4C 24TSSOP
Detailed Description
Package
24-TSSOP (0.173', 4.40mm Width)
Data sheet
BQ29312PWR.pdf
RoHs Status
ROHS3 Compliant
In stock: 9251

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Quantity

Specifications

BQ29312PWR Tech Specifications
Texas Instruments - BQ29312PWR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ29312PWR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Supplier Device Package 24-TSSOP  
Series -  
Package / Case 24-TSSOP (0.173', 4.40mm Width)  
Package Tape & Reel (TR)  
Operating Temperature -25°C ~ 85°C (TA)  
Number of Cells 2 ~ 4  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Interface I²C  
Function Battery Protection  
Fault Protection Over Current, Over/Under Voltage, Short Circuit  
Battery Chemistry Lithium Ion/Polymer  
Base Product Number BQ29312  

Parts Introduction

Manufacturer Part Number

BQ29312PWR

Manufacturer

Texas Instruments

Introduction

The BQ29312PWR is a highly integrated battery management solution designed for the protection of lithium-ion or lithium-polymer batteries in a 2 to 4 cell configuration. This device is engineered specifically for power-sensitive applications requiring efficient battery protection mechanisms.

Product Features and Performance

Integrated solution for battery protection

Supports 2 to 4 lithium-ion or lithium-polymer cells

Fault protection against overcurrent, over/under voltage, and short circuits

I2C communication interface for configuration and monitoring

Operating temperature range from -25°C to 85°C

Surface mount package for ease of PCB design and assembly

Product Advantages

Ensures safe operation and protection of battery packs

Supports a wide range of battery configurations

Simplifies design through integrated features and I2C communication

Enhances system reliability through comprehensive fault protection

Suitable for power-sensitive and portable applications due to low power consumption

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 2 ~ 4

Fault Protection: Over Current, Over/Under Voltage, Short Circuit

Interface: I2C

Operating Temperature: -25°C ~ 85°C (TA)

Mounting Type: Surface Mount

Package / Case: 24-TSSOP

Quality and Safety Features

Advanced fault protection mechanisms to ensure battery pack safety

Robust design to withstand operating temperature variances

Compliant with industry standards for quality and safety

Compatibility

Designed for compatibility with 2 to 4 cell lithium-ion and lithium-polymer batteries

I2C interface allows for seamless integration with microcontrollers and processors

Application Areas

Portable electronics

Battery-powered devices

Energy storage systems

Emergency power backup applications

Product Lifecycle

Status: Active

Not nearing discontinuation, ensuring long-term availability

Supports replacements or upgrades within Texas Instruments’ battery management portfolio

Several Key Reasons to Choose This Product

Comprehensive protection increases battery life and safety

Flexible design supports multiple battery configurations

Low power consumption extends usage duration of battery-powered devices

I2C interface simplifies system integration and monitoring

Reliable performance and compatibility with a wide range of applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments BQ29312PWR

Product Attribute BQ29312PWR BQ29312ARTHR BQ29312APWG4 BQ29312APWRG4
Part Number BQ29312PWR BQ29312ARTHR BQ29312APWG4 BQ29312APWRG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Function Battery Protection Battery Protection Battery Protection Battery Protection
Series - - - -
Mounting Type Surface Mount Surface Mount - Surface Mount
Supplier Device Package 24-TSSOP 24-VQFN (4x4) 24-TSSOP 24-TSSOP
Operating Temperature -25°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Interface I²C I²C I²C I²C
Battery Chemistry Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer
Number of Cells 2 ~ 4 2 ~ 4 2 ~ 4 2 ~ 4
Base Product Number BQ29312 BQ29312 - BQ29312
Package Tape & Reel (TR) Cut Tape (CT) - Tape & Reel (TR)
Package / Case 24-TSSOP (0.173', 4.40mm Width) 24-VFQFN Exposed Pad 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP (0.173', 4.40mm Width)
Fault Protection Over Current, Over/Under Voltage, Short Circuit Over Current, Over/Under Voltage, Short Circuit Over Current, Over/Under Voltage, Short Circuit Over Current, Over/Under Voltage, Short Circuit

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Texas Instruments

BQ29312PWR

Texas Instruments
32D-BQ29312PWR

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