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HomeProductsIntegrated Circuits (ICs)Specialized ICsBQ25601DRTWT
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BQ25601DRTWT - Texas Instruments

Manufacturer Part Number
BQ25601DRTWT
Manufacturer
Texas Instruments
Allelco Part Number
41D-BQ25601DRTWT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
17,070 pcs available, New & Original
Parts Description
WQFN-24
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
Compare
Our certification
In stock: 17070
  • Unit Price: $4.015
  • Subtotal: $0.00

Want a better price?
Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $4.015 $4.02
250+ $1.554 $388.50
500+ $1.499 $749.50
1000+ $1.472 $1,472.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

BQ25601DRTWT Tech Specifications
Texas Instruments - BQ25601DRTWT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ25601DRTWT

Product Attribute Attribute Value
Part Number BQ25601DRTWT
Package WQFN-24
Description WQFN-24
Stock Condition Get 17070 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer Texas Instruments
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Parts Introduction

Manufacturer Part Number

BQ25601DRTWT

Manufacturer

Texas Instruments

Introduction

The BQ25601 is a highly integrated, single-cell Li-ion/Polymer battery charger that provides a complete power solution for space-constrained portable applications. It integrates a high-accuracy, constant-voltage, and constant-current battery charger, a low-impedance power path, a fuel gauge, and multiple protection features, all in a compact 4mm x 4mm WQFN package.

Product Features and Performance

Constant-voltage, constant-current battery charging

Programmable charge current up to 3A

Integrated fuel gauge with high Coulomb counting accuracy

Multiple battery protection features: Over-voltage, over-current, over-temperature, and short-circuit protection

I2C interface for system configuration and monitoring

Wide input voltage range: 4.62V to 13.5V

Operating temperature range: -40°C to 85°C

Product Advantages

Highly integrated design reduces component count and simplifies system implementation

Compact 4mm x 4mm WQFN package for space-constrained applications

Programmable charging parameters for flexible system design

Robust protection features ensure safe and reliable operation

Key Reasons to Choose This Product

Complete power management solution in a single chip

High charging performance with up to 3A charge current

Intelligent fuel gauge for accurate battery capacity monitoring

Advanced protection features for reliable and safe operation

Wide operating temperature range for use in diverse environments

Quality and Safety Features

Over-voltage, over-current, over-temperature, and short-circuit protection

Robust design for reliable operation

Compatibility

The BQ25601 is compatible with a wide range of Li-ion and Li-polymer battery chemistries and can be used in a variety of portable electronic devices.

Application Areas

Smartphones, tablets, and other mobile devices

Wearable electronics

Power banks and portable chargers

Industrial and medical equipment

Product Lifecycle

The BQ25601 is an active product, and Texas Instruments continues to support it. There are no known equivalent or alternative models available at this time. If you require additional information or have any questions, please contact our website's sales team.

Frequently Asked Questions(FAQ)

How does the BQ25601DRTWT support safe fast charging of a single-cell lithium-ion battery under variable input conditions?
The BQ25601DRTWT integrates programmable constant-current and constant-voltage regulation to maintain optimal charging profiles for 1S Li-Ion cells, even when input voltage fluctuates. With a maximum charge current of 3A and support up to 13.5V input, it dynamically adjusts to prevent overvoltage or overheating during fast charge phases. Its I2C interface allows real-time configuration of charge parameters such as termination voltage (up to 4.62V) and current limits, enabling designers to balance speed with battery longevity under non-ideal power sources like solar panels or USB-C PD adapters.
What fault protection mechanisms are implemented in the BQ25601DRTWT to ensure system reliability during charging operations?
The BQ25601DRTWT provides comprehensive protection through integrated circuits including over-current, over-temperature, over-voltage, and short-circuit safeguards. These features activate automatically if the battery or input exceeds safe thresholds—such as drawing more than 3A continuously or experiencing thermal runaway above 85°C. This passive safety architecture reduces reliance on external components and minimizes risk of damage during transient faults, making it suitable for space-constrained or high-reliability applications like portable medical devices.
Can the BQ25601DRTWT be used with both linear and switching power supplies, and what design considerations apply?
Yes, the BQ25601DRTWT is compatible with both linear and switching regulators due to its wide input voltage range (up to 13.5V), but performance trade-offs exist. When paired with a switching supply, efficiency remains high due to the charger’s buck topology, whereas linear supplies may dissipate excess power as heat at higher input-to-battery differentials—especially during 3A fast charging. Engineers should evaluate thermal dissipation in enclosure designs and consider heatsinking for sustained high-current operation near ambient temperatures of 85°C.
How does the I2C interface on the BQ25601DRTWT enhance system flexibility compared to fixed-parameter chargers?
Unlike hardwired chargers with static thresholds, the BQ25601DRTWT enables dynamic tuning of critical parameters via I2C communication. Designers can adjust charge current, termination voltage, pre-charge levels, and safety timers based on battery chemistry variations or usage patterns. For example, reducing charge current from 3A to 2A during thermal throttling improves safety without requiring hardware redesign—offering adaptability across product variants using the same base IC.
What are the key differences between the BQ25601DRTWT and its substitute model BQ25601DRTWR in practical deployment scenarios?
Both the BQ25601DRTWT and BQ25601DRTWR share identical electrical characteristics and pinouts, differing only in packaging reel format. The DRTWT denotes "Tape & Reel" cut tape presentation, typically used for automated assembly lines, while DRTWR indicates full reel packaging. In design and layout, they are functionally interchangeable; selection depends solely on procurement logistics rather than circuit behavior or performance metrics.
At what point does the BQ25601DRTWT terminate the constant-voltage phase during lithium-ion charging, and how is this configurable?
Charging terminates when the battery reaches its programmed float voltage—typically near 4.2V but configurable up to 4.62V via I2C registers. The transition from CV to CC mode occurs automatically once the battery voltage hits this threshold, and termination logic disables charging when current drops below 1/10th of the programmed value (e.g., <300mA at 3A setting). This ensures full capacity without overcharging, while allowing customization for high-capacity cells that benefit from slightly elevated termination voltages.
Is the BQ25601DRTWT suitable for battery-powered IoT devices requiring low quiescent current?
While the BQ25601DRTWT supports active charging at up to 3A, its quiescent current is not optimized for ultra-low-power edge applications. During standby, it draws several hundred microamps, which may impact total system sleep efficiency in energy-harvesting nodes. However, its integration of safety features eliminates the need for discrete monitoring ICs, partially offsetting power overhead. For such use cases, engineers might prefer dedicated low-Iq chargers unless high-speed charging capability is required.
What environmental and regulatory compliance aspects should be verified when sourcing the BQ25601DRTWT?
The BQ25601DRTWT is RoHS3 compliant and unaffected by REACH regulations, meeting global environmental standards for lead-free manufacturing and restricted substances. It carries MSL1 classification, allowing unlimited floor life without dry storage requirements, simplifying inventory handling. Additionally, ECCN EAR99 and HTSUS 8542.39.0001 indicate standard export controls, avoiding complex licensing for commercial end-use across most regions.

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Customer Reviews

Evaluation: 10 Articles

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
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Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
Texas Instruments

BQ25601DRTWT

Texas Instruments
41D-BQ25601DRTWT

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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