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BQ2057CTSTR The Texas Instruments BQ2057CTSTR is a linear battery charge controller designed for single-cell Lithium Ion and Polymer batteries. It operates with an input voltage up to 15V and provides a charge voltage of 4.2V.
Mfr Part #:

BQ2057CTSTR

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments BQ2057CTSTR is a linear battery charge controller designed for single-cell Lithium Ion and Polymer batteries. It operates with an input voltage up to 15V and provides a charge voltage of 4.2V.
✓ Total Stock: 84,032 pcs
$ Price Range: $1.85

BQ2057CTSTR Available from 4 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
42,047 pcs
On Request
42047 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
38,879 pcs
On Request
38879 pcs On Request 1 On Request On Request 0327+ On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
2,106 pcs
On Request
2106 pcs On Request 1 On Request On Request 0531+ On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
1,000 pcs
On Request
1000 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.

BQ2057CTSTR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Battery Pack Voltage
Current
Input Voltage
Lead Style
Mounting Type
Number of Cells
Operating Temperature
Programmable Features
SVHC Present
Supplier Device Package
Tape & Reel
Voltage
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BQ2057CTSTR Description

Short technical summary and product information.

The BQ2057CTSTR from Texas Instruments is a linear charge controller IC specifically designed for single-cell Lithium Ion and Lithium Polymer battery applications. It supports a battery pack voltage of 4.2V and can handle an input voltage up to 15V. The device features programmable current control for charging.

 

This IC is housed in an 8-TSSOP package, a surface-mount type suitable for compact designs. The operating temperature range is from -20°C to 70°C. The BQ2057CTSTR is ideal for applications requiring a reliable and efficient charging solution for single-cell Li-ion or Li-pol packs, requiring minimal external components.

 

The device is supplied on tape and reel, with a reel diameter of 330mm and a reel width of 12.4mm, containing 2000 units per standard package quantity. The pin 1 quadrant is Q1.

BQ2057CTSTR Quick Information

Product Type: Battery Charger IC
Canonical Name: BQ2057CTSTR Linear 1-Cell Li-ion Battery Charge Controller
Subcategory: Battery Chargers

BQ2057CTSTR Compliance

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

BQ2057CTSTR Estimated Pricing

Qty Low High
1+ $1.85 $1.85

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

BQ2057CTSTR Features

  • Linear charge controller for 1-cell Li-ion/Li-Polymer.
  • Input voltage up to 15V.
  • 4.2V battery pack charge voltage.
  • Programmable current control feature.
  • Surface mount 8-TSSOP package.

BQ2057CTSTR Applications

  • Ideal for single-cell battery packs.
  • Suitable for portable electronics.
  • Used in Li-ion battery management.
  • Compact design applications.

BQ2057CTSTR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage of the BQ2057CTSTR?

The input voltage is 15V.

What package type is the BQ2057CTSTR available in?

It is available in an 8-TSSOP (0.173", 4.40mm width) package.

What is the operating temperature range of the BQ2057CTSTR?

The operating temperature range is -20°C to 70°C.

What battery chemistry does the BQ2057CTSTR support?

It supports Lithium Ion and Lithium Polymer batteries.

How many cells can the BQ2057CTSTR charge?

It charges a single cell (1 cell).

What is the battery pack voltage for the BQ2057CTSTR?

The battery pack voltage is 4.2V.

What mounting type does the BQ2057CTSTR use?

It uses Surface Mount mounting.

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