BQ29700DSET

BQ29700DSET - Battery protection for Li-Ion/Li Polymer cells
3,121 Effective Inventory

BQ29700DSET

Effective Inventory3,121

BQ29700DSET - Battery protection for Li-Ion/Li Polymer cells

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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BQ29700DSET DataSheet
no-price

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for BQ29700DSET or email to us: Email: [email protected], we will contact you in 12 hours.

Details

One of the standout features of the BQ29700DSET is its dual-channel monitoring capability, allowing for customized overvoltage and undervoltage thresholds to safeguard batteries from potential damage. Its versatile input voltage range of 2.7V to 28V, along with the ability to withstand transient voltages up to 60V, makes it a versatile choice for various applications

Key Features

  • Undervoltage lockout and power good indicator
  • Overvoltage and overcurrent protection
  • Accurate current monitoring

Application

  • Consumer Electronics
  • Portable Devices
  • Power Management

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Function Protection Number of series cells (min) 1
Number of series cells (max) 1 Features FET drive, Overcurrent during charge (OCC), Overcurrent during discharge (OCD), Overvoltage, Short-circuit Discharge (SCD), Undervoltage
Operating current (typ) (µA) 4 Rating Catalog
Vin (max) (V) 8 Overvoltage protection 3.85, 4.275, 4.28, 4.35, 4.425
Operating temperature range (°C) -40 to 85 Battery overvoltage protection (min) (V) 3.85
Battery overvoltage protection (max) (V) 4.6

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification BQ29700DSET PDF Download

FAQs

What is BQ29700DSET?

The BQ29700DSET is a battery protection integrated circuit (IC) designed by Texas Instruments. It is specifically designed to protect lithium-ion and lithium-polymer battery packs from overcharge, overdischarge, and overcurrent conditions, ensuring safe and reliable battery operation.

How Does BQ29700DSET Work?

The BQ29700DSET works by monitoring the battery voltage, current, and temperature to accurately detect potentially harmful conditions. It controls the charging and discharging of the battery pack through its integrated FET drivers, disconnecting the battery from the load in case of fault conditions. The IC provides protection against short circuits and helps extend the battery pack's lifespan.

How Many Pins does BQ29700DSET have and What are the Functions of the Pinout Configuration?

The BQ29700DSET is housed in an 8-pin TSSOP (Thin Shrink Small Outline Package) package. The pinout configuration includes:

  • VBAT: Battery voltage monitoring pin.
  • STAT1, STAT2: Status output pins for fault indication.
  • VSRC: Voltage source for gate drive output.
  • GND: Ground pin.
  • OVP, UV, OC: Overvoltage, undervoltage, and overcurrent protection pins.
  • FLT: Fault output pin.

What are the Pros and Cons of BQ29700DSET?

Pros:

  • Battery Protection: Provides comprehensive protection features for lithium-ion and lithium-polymer battery packs.
  • Integration: Combines multiple protection functions in a single IC, simplifying battery management circuitry.
  • Low Power Consumption: Operates with low power consumption, suitable for battery-powered devices.
  • Fault Detection: Detects and responds to fault conditions quickly, ensuring battery safety.
  • Small Package: The 8-pin TSSOP package is space-efficient for compact designs.

Cons:

  • Complexity: Requires proper configuration and calibration for specific battery pack requirements.
  • External Components: May need additional components such as resistors and capacitors for proper operation.
  • Application Specific: Primarily designed for battery protection applications, may not be suitable for other general-purpose uses.

Are There Any Equivalents/Alternatives to BQ29700DSET for Recommendation?

  • A similar alternative to the BQ29700DSET is the BQ2970 from Texas Instruments.
  • Alternatives to the BQ29700DSET include the DW01A from Seiko Instruments and the S-8261 from Seiko Instruments.

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