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BQ24297RGER

24VQFN lithium-ion battery charging IC

Quantity Unit Price(USD) Ext. Price
1 $2.375 $2.38
10 $2.325 $23.25
30 $2.292 $68.76
100 $2.258 $225.80

Inventory:5,847

*The price is for reference only.
  • 90-day after-sales guarantee
  • 365 Days Quality Guarantee
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Submit your quote request for BQ24297RGER using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of BQ24297RGER

The BQ24297RGER is a highly integrated single-cell Li-Ion battery charger IC with PowerPath management for space-limited and cost-sensitive applications. It provides seamless operation for charging and system power delivery, making it ideal for portable electronic devices.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VIN: Input Supply Voltage
  • BAT: Battery Connection
  • TS: Temperature Sense Input
  • PG: Power Good Output
  • STAT: Charging Status Output
  • EN: Enable Pin
  • PROG: Charge Current Programming Pin
  • TS1: NTC Input for Thermistor Temperature Monitoring
  • TS2: NTC Input for Thermistor Temperature Monitoring
  • VSS: Ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the BQ24297RGER IC for a visual representation.

Key Features

  • PowerPath Management: Enables seamless operation between input power and battery power for continuous device functionality.
  • Integrated Charging: Provides a complete charging solution with programmable charge current and voltage regulation.
  • Temperature Monitoring: Supports external thermistor inputs for accurate temperature monitoring and charge control.
  • Status Outputs: Offers power good and charging status outputs for system monitoring and control.
  • Compact Design: Packaged in a space-saving, thermally enhanced 24-pin VQFN package for optimized PCB layout.

Note: For detailed technical specifications, please refer to the BQ24297RGER datasheet.

Application

  • Portable Electronic Devices: Ideal for charging Li-Ion batteries in smartphones, tablets, and other portable devices.
  • Wearables: Suitable for wearable technology applications requiring compact and efficient battery charging solutions.
  • IOT Devices: Used in Internet of Things (IoT) devices for reliable and integrated battery charging functionality.

Functionality

The BQ24297RGER integrates charging circuitry, power management, and temperature monitoring to provide a comprehensive solution for single-cell Li-Ion battery charging. It ensures efficient and safe charging for portable electronic devices.

Usage Guide

  • Input Power: Connect VIN (Pin 1) to the input supply voltage for charging operation.
  • Battery Connection: Connect BAT (Pin 2) to the positive terminal of the Li-Ion battery.
  • Charge Configuration: Use the EN (Pin 5) and PROG (Pin 6) pins for enabling charging and programming charge current, respectively.

Frequently Asked Questions

Q: Can the BQ24297RGER charge multiple cells in series?
A: No, the BQ24297RGER is designed for single-cell Li-Ion battery charging. For multi-cell configurations, consider alternative charger ICs designed for series charging.

Q: Is thermal protection included in the BQ24297RGER?
A: Yes, the BQ24297RGER features built-in thermal protection to prevent overheating during charging cycles.

Equivalent

For similar functionalities, consider these alternatives to the BQ24297RGER:

  • BQ24075RGTR: A single-cell Li-Ion battery charger IC with similar features and compact design for portable applications.
  • MCP73871-2CCI/MF: This IC from Microchip offers integrated charging and PowerPath management for single-cell Li-Ion batteries.

Specifications

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

Number of series cells 1 Charge current (max) (A) 3
Vin (max) (V) 6.2 Cell chemistry Li-Ion/Li-Polymer
Battery charge voltage (min) (V) 3.5 Battery charge voltage (max) (V) 4.44
Absolute max Vin (max) (V) 15 Control topology Switch-Mode Buck
Control interface I2C Features BAT temp thermistor monitoring (hot/cold profile), IC thermal regulation, IINDPM (Input current limit), Input OVP, Power Path, USB D+/D-/BC1.2 integrated, USB OTG integrated
Vin (min) (V) 3.9 Rating Catalog
Operating temperature range (°C) -40 to 85

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment ?

    For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.

    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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BQ24297RGER

24VQFN lithium-ion battery charging IC

Inventory:

5,847
Overview of BQ24297RGER Specifications Warranty & Returns Similar Products Popular Products

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After Sales Service

What after-sales service can be provided?

We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:

·Initiate the request within 90 days after the item's shipment date.

·Coordinate the return or exchange with our team.

·Keep the items in their original condition as delivered.

·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.

Shipping

What channels of transportation of goods does the website support?

We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.

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Package

How to ensure that the parts will be intact during transportation?

The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.

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Payment

Which payment methods can be used to pay for goods

Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.

Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.

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