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BQ25040DQCT The Texas Instruments BQ25040DQCT is a single-input, single-cell Li-Ion battery charger IC. It delivers up to 1.1A charge current and includes a 50mA LDO, operating within a 0°C to 125°C temperature range.
Mfr Part #:

BQ25040DQCT

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ25040DQCT is a single-input, single-cell Li-Ion battery charger IC. It delivers up to 1.1A charge current and includes a 50mA LDO, operating within a 0°C to 125°C temperature range.
✓ Total Stock: 82,663 pcs
$ Price Range: $0.77

BQ25040DQCT 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
82,650 pcs
On Request
82650 pcs On Request 1 On Request On Request On Request On Request On Request
Chanetech ✓
Non-Authorised Inventory information
13 pcs
On Request
13 pcs On Request 1 On Request On Request On Request 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.

BQ25040DQCT Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Charge Current
Current
Fault Protection
Input Voltage
Mounting Type
Number of Cells
Operating Temperature
Supplier Device Package
Supplier Package
Voltage
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BQ25040DQCT Description

Short technical summary and product information.

The BQ25040DQCT from Texas Instruments is an integrated linear battery charger designed for space-limited portable applications. It supports charging a single-cell Li-Ion battery with a maximum charge current of 1.1A. The device can operate from a USB port or AC adapter, featuring an input voltage range up to 6.7V and an absolute maximum rating of 30V.

 

Key electrical features include 1% charge voltage regulation accuracy and 10% charge current accuracy. It also incorporates a 50mA integrated low dropout linear regulator (LDO) and fault protection for over temperature and over voltage conditions. The charger operates within a junction temperature range of 0°C to 125°C.

 

Packaged in a 10-WSON (3mm x 2mm) surface-mount form factor, the BQ25040DQCT is suitable for compact designs. It is supplied on tape and reel with a diameter of 180mm and a width of 8.4mm, with the first pin located in Quadrant 1.

BQ25040DQCT Quick Information

Product Type: Battery Charger IC
Canonical Name: BQ25040DQCT Single-Input, Single Cell Li-Ion Battery Charger
Subcategory: Battery Chargers

BQ25040DQCT Compliance

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

BQ25040DQCT Estimated Pricing

Qty Low High
1+ $0.77 $0.77

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

BQ25040DQCT Features

  • Charges single-cell Li-Ion batteries.
  • 1.1A maximum charge current.
  • Includes 50mA integrated LDO.
  • Features overvoltage protection.
  • Surface mount 10-WSON package.

BQ25040DQCT Applications

  • Ideal for portable electronics.
  • Suitable for space-limited designs.
  • Used in mobile phones.
  • Powers handheld devices.

BQ25040DQCT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum charge current for the BQ25040DQCT?

The maximum charge current is 1.1A.

What is the input voltage range for the BQ25040DQCT?

The device operates with a minimum input voltage of 4.35V and a maximum of 6.7V.

How many cells can the BQ25040DQCT charge?

It is designed to charge a single cell.

What battery chemistry does the BQ25040DQCT support?

It supports Lithium Ion battery chemistry.

What is the operating temperature range of the BQ25040DQCT?

The operating temperature range is 0°C to 125°C.

What type of package is the BQ25040DQCT in?

The device is in a 10-WSON (3x2) package.

What fault protections are included in the BQ25040DQCT?

It includes protection for Over Temperature and Over Voltage.

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