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BQ40Z80RSMT The Texas Instruments BQ40Z80RSMT is a multi-function battery management IC designed for 2 to 7 cell Lithium Ion or Polymer battery packs. It integrates Impedance Track gas gauging technology and offers comprehensive protection features.
Mfr Part #:

BQ40Z80RSMT

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ40Z80RSMT is a multi-function battery management IC designed for 2 to 7 cell Lithium Ion or Polymer battery packs. It integrates Impedance Track gas gauging technology and offers comprehensive protection features.
✓ Total Stock: 15,001 pcs
$ Price Range: $3.14

BQ40Z80RSMT Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
6,954 pcs
On Request
6954 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
6,000 pcs
On Request
6000 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
2,047 pcs
On Request
2047 pcs On Request 1 On Request On Request 21+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

BQ40Z80RSMT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Fault Protection
Function
Interface
Mounting Type
Number of Cells
Operating Temperature
Protection Features
Storage Temperature
Supplier Device Package
Tape & Reel
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BQ40Z80RSMT Description

Short technical summary and product information.

The Texas Instruments BQ40Z80RSMT is a fully integrated, single-chip battery pack manager and protection device. It supports 2-series to 6-series Li-ion or Li-polymer cells, offering advanced gas gauging with its patented Impedance Track technology.

 

Key features include configurable multifunction pins, support for ECC or SHA-1 authentication, and integrated cell balancing. The device provides a full array of programmable protection features, including over voltage, over current, and over temperature protection. It also supports sophisticated charge algorithms like JEITA and adaptive charging.

 

This IC is housed in a compact 32-lead VQFN package and is designed for surface mounting. It operates within a temperature range of -40°C to 85°C and communicates via a two-wire SMBus v1.1 interface. The BQ40Z80RSMT is suitable for applications requiring accurate battery monitoring and robust protection.

 

Additional features include support for TURBO Mode 2.0, diagnostic lifetime data monitoring, and a black box recorder. It also offers IATA support, making it versatile for various battery management systems.

BQ40Z80RSMT Quick Information

Product Type: Battery Management IC
Canonical Name: BQ40Z80RSMT 2-Series to 6-Series Li-Ion Battery Pack Manager
Subcategory: Battery Fuel Gauges

BQ40Z80RSMT Compliance

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

BQ40Z80RSMT Estimated Pricing

Qty Low High
1+ $3.14 $3.14

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

BQ40Z80RSMT Features

  • Integrated 2- to 6-series Li-ion battery manager.
  • Patented Impedance Track gas gauging technology.
  • Supports ECC or SHA-1 authentication.
  • Programmable protection for voltage, current, temperature.
  • Compact 32-lead VQFN surface-mount package.

BQ40Z80RSMT Applications

  • Accurate battery charge monitoring.
  • Protection for Li-ion battery packs.
  • Powering portable electronic devices.
  • Battery system diagnostics and monitoring.

BQ40Z80RSMT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the BQ40Z80RSMT?

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

What package type is the BQ40Z80RSMT available in?

The BQ40Z80RSMT is available in a 32-VQFN (4x4) package.

What battery chemistries does the BQ40Z80RSMT support?

It supports Lithium Ion and Lithium Polymer battery chemistries.

How many cells can the BQ40Z80RSMT manage?

It can manage 2 to 7 cells.

What is the interface used by the BQ40Z80RSMT?

The device uses the SMBus interface.

What type of gas gauging technology does the BQ40Z80RSMT use?

It uses the patented Impedance Track technology.

Does the BQ40Z80RSMT offer authentication features?

Yes, it supports either elliptic curve cryptography (ECC) or SHA-1 authentication.

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