BQ27741YZFR The Texas Instruments BQ27741YZFR is a single-cell Li-Ion battery fuel gauge with integrated protection. It offers accurate fuel gauging and safety features.
Mfr Part #:

BQ27741YZFR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ27741YZFR is a single-cell Li-Ion battery fuel gauge with integrated protection. It offers accurate fuel gauging and safety features.
✓ Total Stock: 35,600 pcs
$ Price Range: $0.75

BQ27741YZFR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
35,600 pcs
35600 pcs On Request 1 On Request On Request 14+ On Request On Request

BQ27741YZFR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
SVHC Present
Tape & Reel

BQ27741YZFR Description

Short technical summary and product information.

The Texas Instruments BQ27741YZFR is a pack-side Impedance Track fuel gauge with an integrated protector, designed for 1-series Li-Ion battery applications. This IC provides accurate battery fuel gauging using a precision 16-bit high-side Coulomb counter and supports battery capacities up to 14,500 mAh.

 

Key features include external and internal temperature sensors for battery temperature reporting, lifetime and current data logging, and 64 bytes of non-volatile scratch pad flash memory. It utilizes patented Impedance Track technology for accurate time-to-empty predictions, automatically adjusting for battery aging, self-discharge, and temperature effects.

 

Safety and protection are paramount, with the BQ27741YZFR offering over- and undervoltage protection, overcharging and discharging current protection, overtemperature protection, and short-circuit protection. It communicates with the host system via HDQ and I2C interface formats.

 

This component is housed in a small 15-ball NanoFree (DSBGA) package, suitable for space-constrained designs. The operating temperature range is from -40°C to 85°C.

BQ27741YZFR Quick Information

Product Type: Battery Fuel Gauge IC
Canonical Name: BQ27741-G1 Single-Cell Li-Ion Battery Fuel Gauge with Integrated Protection
Subcategory: Battery Management ICs

BQ27741YZFR Compliance

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

BQ27741YZFR Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

BQ27741YZFR Features

  • Accurate battery fuel gauging with Impedance Track technology.
  • Integrated protector for battery safety.
  • 16-bit high-side Coulomb counter.
  • Supports up to 14,500 mAh battery capacity.
  • Operates from -40°C to 85°C.

BQ27741YZFR Applications

  • Ideal for portable electronic devices.
  • Suitable for battery management systems.
  • Used in power tool battery packs.
  • Applicable for medical devices.

BQ27741YZFR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the BQ27741YZFR?

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

What package is the BQ27741YZFR available in?

It is available in a 15-pin DSBGA (YZF) package.

What communication interfaces does the BQ27741YZFR support?

It supports HDQ and I2C interface formats.

What protection features are included in the BQ27741YZFR?

Protection features include over/undervoltage, overcharging/discharging current, overtemperature, short-circuit, and low-voltage notification.

What fuel gauging technology does the BQ27741YZFR use?

It uses Texas Instruments' patented Impedance Track technology.

What is the maximum supported battery capacity for the BQ27741YZFR?

It supports up to 14,500 mAh battery capacity.

Does the BQ27741YZFR include authentication?

Yes, it includes SHA-1/HMAC authentication.

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