BQ78350DBTR-R1A The Texas Instruments BQ78350DBTR-R1A is a battery management controller designed for Lithium Ion/Polymer and LiFePO4 chemistries. It supports 3 to 15 series cells and communicates via SMBus.
Mfr Part #:

BQ78350DBTR-R1A

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ78350DBTR-R1A is a battery management controller designed for Lithium Ion/Polymer and LiFePO4 chemistries. It supports 3 to 15 series cells and communicates via SMBus.
Total Stock: 43,900 pcs
$ Price Range: $2.23

BQ78350DBTR-R1A Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
42,000 pcs
42000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,900 pcs
1900 pcs On Request 1 On Request On Request On Request On Request On Request

BQ78350DBTR-R1A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Fault Protection
Features
Function
Interface
Mounting Type
Number of Cells
Operating Temperature
Supplier Device Package
Supplier Package

BQ78350DBTR-R1A Description

Short technical summary and product information.

The Texas Instruments BQ78350DBTR-R1A is an advanced battery management controller specifically designed for Lithium Ion/Polymer and LiFePO4 battery packs. It supports configurations from 3 to 15 series cells and offers a wide battery capacity range from 100 mAh to 320,000 mAh.

 

This controller utilizes the Compensated End-of-Discharge Voltage (CEDV) gauging algorithm for accurate state-of-charge monitoring. Communication is handled through the SMBus interface. Key features include support for external and internal cell balancing, and programmable protection against over current, over temperature, and over/under voltage conditions.

 

The BQ78350DBTR-R1A operates within a temperature range of -40°C to 85°C. It is available in a 30-TSSOP package and is designed for surface mount applications. The device can indicate state-of-charge via LCD, LED, or SOC displays.

BQ78350DBTR-R1A Quick Information

Product Type: Battery Management Controller
Canonical Name: Texas Instruments BQ78350DBTR-R1A Battery Management Controller
Subcategory: Battery Fuel Gauges

BQ78350DBTR-R1A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BQ78350DBTR-R1A Estimated Pricing

Qty Low High
1+ $2.23 $2.23

Estimated market price range - modelled values for guidance only, not live distributor offers.

BQ78350DBTR-R1A Features

  • Supports Li-Ion/Li-Polymer and LiFePO4 chemistries.
  • Accommodates 3 to 15 series cells.
  • Utilizes CEDV gauging algorithm for accuracy.
  • Operates across a wide temperature range.
  • Features comprehensive fault protection.

BQ78350DBTR-R1A Applications

  • Ideal for multi-cell battery packs.
  • Suitable for portable electronic devices.
  • Used in energy storage systems.
  • Applicable in electric vehicles.
  • Designed for battery monitoring systems.

BQ78350DBTR-R1A FAQs

6 frequently asked questions generated from this part’s specifications.
What battery chemistries does the BQ78350DBTR-R1A support?

It supports Li-Ion/Li-Polymer and LiFePO4 chemistries.

How many series cells can the BQ78350DBTR-R1A manage?

It can manage 3 to 15 series cells.

What is the communication interface for this battery management controller?

The communication interface is I2C and SMBus.

What is the operating temperature range for the BQ78350DBTR-R1A?

The operating temperature range is -40°C to 85°C.

What type of package is the BQ78350DBTR-R1A in?

It is in a 30-TSSOP package.

What are the fault protection features of this device?

It offers Over Current, Over Temperature, and Over/Under Voltage protection.

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