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BQ24091DGQR The Texas Instruments BQ24091DGQR is a highly integrated, 1-cell Li-ion and Li-Pol linear battery charger IC. It supports a charge current of 1A and operates with an input voltage range of 4.45V to 6.45V.
Mfr Part #:

BQ24091DGQR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ24091DGQR is a highly integrated, 1-cell Li-ion and Li-Pol linear battery charger IC. It supports a charge current of 1A and operates with an input voltage range of 4.45V to 6.45V.
✓ Total Stock: 141,068 pcs
$ Price Range: $0.48

BQ24091DGQR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Unit Electronics Co.,Limited ✓
Non-Authorised Inventory information
129,268 pcs
On Request
129268 pcs On Request 1 On Request On Request On Request On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
11,800 pcs
On Request
11800 pcs On Request 1 On Request On Request 20+ 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.

BQ24091DGQR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Charge Current
Control Interface
Current
Fault Protection
Interface
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
Supplier Device Package
Voltage
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BQ24091DGQR Description

Short technical summary and product information.

The BQ24091DGQR from Texas Instruments is a compact and highly integrated linear battery charger designed for Li-ion and Li-Pol battery applications. This device is suitable for space-limited portable products, operating from either a USB port or an AC adapter.

 

Key electrical specifications include a maximum charge current of 1A and a battery charge voltage of 4.2V. The input voltage range is from 4.45V to 6.45V, with an absolute maximum input voltage of 12V. It supports a single cell (1S) battery configuration.

 

Protection features include 6.6V overvoltage protection, input voltage dynamic power management, 125°C thermal regulation, and 150°C thermal shutdown. It also offers OUT short-circuit protection and ISET short detection. The device operates over a temperature range of -40°C to 150°C.

 

The BQ24091DGQR is available in a 10-HVSSOP package, also referred to as a 10-MSOP. It is designed for surface mount applications.

BQ24091DGQR Quick Information

Product Type: Battery Charger IC
Series: BQ24091
Canonical Name: BQ24091DGQR 1-cell, 1-A, Li-ion and Li-Pol Battery Charger
Subcategory: Linear Battery Chargers

BQ24091DGQR Compliance

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

BQ24091DGQR Estimated Pricing

Qty Low High
1+ $0.48 $0.48

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

BQ24091DGQR Features

  • 1-cell Li-ion/Li-Pol battery charger
  • 1A maximum charge current
  • 4.2V battery charge voltage
  • 6.45V maximum input voltage
  • 10-MSOP surface mount package

BQ24091DGQR Applications

  • Ideal for portable consumer electronics.
  • Used in single-cell battery-powered devices.
  • Suitable for space-constrained designs.
  • Works with USB power sources.
  • Applicable to medical handheld devices.

BQ24091DGQR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the BQ24091DGQR?

4.45V to 6.45V

What package does the BQ24091DGQR come in?

10-HVSSOP (also 10-MSOP) surface-mount package

What is the operating temperature range?

-40°C to 150°C

What charge current does the BQ24091DGQR support?

1A

What battery chemistry is supported?

Lithium Ion/Polymer

What is the charge voltage accuracy?

±1%

Does the device have overvoltage protection?

Yes, 6.6V overvoltage protection

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