Mfr Part #:

BQ40Z50RSMT

The Texas Instruments BQ40Z50RSMT is a multi-function battery pack manager designed for 1-4 series Li-Ion or Li-Polymer cells. It supports a wide operating temperature range and communicates via SMBus.

✓ Total Stock: 4,286 pcs

$ Price Range: $2.66

BQ40Z50RSMT Available from 2 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	4,018 pcs On Request	4018 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Optech Co.,Limited ✓ Non-Authorised Inventory information	268 pcs On Request	268 pcs	On Request	1	On Request	On Request	15+	On Request	On Request

BQ40Z50RSMT Description

Short technical summary and product information.

The BQ40Z50RSMT from Texas Instruments is an integrated circuit designed for battery management in 1-4 series Li-Ion or Li-Polymer battery packs. This multi-function controller offers comprehensive battery monitoring and protection features.

Key electrical specifications include support for 1 to 4 series cells and a Lithium Ion/Polymer battery chemistry. Communication is handled via the SMBus interface. The device operates across a wide temperature range of -40°C to 85°C, making it suitable for various environmental conditions.

Packaged in a 32-VQFN (4x4) format, the BQ40Z50RSMT is designed for surface mount applications. Its fault protection capabilities include over current, over temperature, over/under voltage, and short circuit protection, ensuring safe and reliable battery operation. This IC is a robust solution for advanced battery management systems.

Additional features highlighted in product information include cell balancing, Impedance Track™ algorithm, integrated protector, SHA-1 Authentication, and Turbo Mode. It also supports external capacity indication via LEDs and features sophisticated charge algorithms like JEITA and Adaptive Charging.

BQ40Z50RSMT Quick Information

Product Type: Battery Management IC

Canonical Name: BQ40Z50RSMT Battery Pack Manager

Subcategory: Battery Management ICs

BQ40Z50RSMT Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

BQ40Z50RSMT Estimated Pricing

Qty	Low	High
1+	$2.66	$2.66

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

BQ40Z50RSMT Features

Manages 1-4 series Li-Ion/Li-Polymer cells.
Communicates via SMBus interface.
Operates from -40°C to 85°C.
Provides multi-function battery protection.
Surface mount 32-VQFN package.

BQ40Z50RSMT Applications

Ideal for multi-cell battery packs.
Suitable for portable electronic devices.
Used in power tool battery management.
Applicable in electric vehicle systems.

BQ40Z50RSMT FAQs

6 frequently asked questions generated from this part’s specifications.

What battery chemistries does the BQ40Z50RSMT support?

The BQ40Z50RSMT supports Lithium Ion and Lithium Polymer battery chemistries.

How many cells can the BQ40Z50RSMT manage?

The BQ40Z50RSMT can manage 1 to 4 series cells.

What communication interface does the BQ40Z50RSMT use?

The BQ40Z50RSMT uses the SMBus communication interface.

What is the operating temperature range of the BQ40Z50RSMT?

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

What fault protection features does the BQ40Z50RSMT include?

It includes overcurrent, overtemperature, over/under voltage, and short circuit protection.

What package is the BQ40Z50RSMT available in?

The BQ40Z50RSMT is available in a 32-VFQFN exposed pad package (32-VQFN 4x4mm) for surface mount.

BQ40Z50RSMT Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.

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BQ4050RSMR

Texas Instruments

The Texas Instruments BQ4050RSMR is a highly integrated gas gauge and protection solution for 1- to 4-series Li-Ion battery packs. It features an SMBus interface and comprehensive protection features.

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BQ40Z50RSMR