What is the Additional Feature ?

Name: BQ24780SRUYR
Brand: Texas Instruments
SKU: BQ24780SRUYR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments BQ24780SRUYR

Part No.:: BQ24780SRUYR

Manufacturer:: Texas Instruments

Package:: 28-WFQFN Exposed Pad

Datasheet:: BQ24780SRUYR.pdf

Description:: IC BAT CHG MULTCHEM 1-4CL 28WQFN

In Stock:: 3019

Quantity:: Add To Cart

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BQ24780SRUYR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BQ24780SRUYR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for BQ24780SRUYR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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BQ24780SRUYR Typical application Circuitry

BQ24780SRUYR

The BQ24780SRUYR is a synchronous switch-mode battery charge controller designed by Texas Instruments, primarily for efficient charging of multi-cell lithium-ion and lithium-polymer batteries. It's highly integrated and suitable for systems that require precise control over the battery charging process, such as laptops, ultrabooks, and other portable electronics that need efficient power management.

BQ24780SRUYR: Functional Overview and Application Scenarios

Typical Applications

- Laptop and Ultrabook Charging Systems: For managing battery charging efficiently.

- Portable Power Tools: Used in tools requiring reliable and efficient battery charging.

- Medical and Healthcare Equipment: Integrated for safe and precise battery management.

- High-Performance Portable Electronics: Employed in devices that need fast and efficient charging.

Key Specifications

- Multi-Cell Battery Charging: Optimized for charging 2 to 4 series Li-Ion or Li-Polymer batteries.

- Synchronous Switch-Mode Design: Ensures high efficiency in the charging process.

- Programmable Charge Parameters: Allows customization of charging current and voltage.

- Integrated Safety Features: Provides protections like over-voltage, over-current, and thermal management.

Circuit Integration: BQ24780SRUYR in a Laptop Charging Circuit

1. Power Source and Battery Connection

- ACIN (Pin 1): Connect to the laptop's AC adapter input.

- BAT (Pin 2): Connect to the positive terminal of the laptop's battery.

2. System Integration and Grounding

- SYS (Pin 3): Connect to the system power rail of the laptop.

- GND (Pin 4): Connect to the system ground.

3. Control and Communication

- SMBus Interface (Pins 5 and 6): Use for communication with the laptop's microcontroller to set charging parameters.

- PROG (Pin 7): Connect a resistor to set the charge current.

4. Status and Feedback

- ACOK (Pin 8): Attach to a status LED or controller for AC adapter connection indication.

- INT (Pin 9): Connect to an interrupt pin on the microcontroller for charge status alerts.

Design Considerations

- Input Voltage Suitability: Ensure the AC adapter complies with the IC's input voltage range.

- Battery Chemistry Compatibility: Configure the charge controller for the specific type and series configuration of the battery.

- SMBus Communication: Implement reliable communication for precise control over charging parameters.

- Programmable Charge Settings: Use the PROG pin effectively to set the desired charging current.

- Status Monitoring: Utilize ACOK and INT for real-time feedback on the charging process and adapter status.

- Thermal Management: Address heat dissipation concerns, particularly in compact designs.

- PCB Layout for Minimizing Noise: Design the PCB to reduce electromagnetic interference and ensure stable operation.

- Reliable Component Selection: Choose high-quality components to ensure the charger's safety and longevity.

Integrating the BQ24780SRUYR into a laptop charging system requires careful consideration of these factors for efficient, safe, and reliable operation. For comprehensive specifications, including pin layout and electrical parameters, refer to the BQ24780SRUYR's datasheet and technical documentation.

BQ24780SRUYR information

BQ24780SRUYR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
BatteryChemistry:
Multi-Chemistry
NumberofCells:
1 ~ 4
Current-Charging:
-
ProgrammableFeatures:
-
FaultProtection:
Over Current, Over Voltage, Short Circuit
ChargeCurrent-Max:
-
BatteryPackVoltage:
-
Voltage-Supply(Max):
24V
Interface:
SMBus
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

BQ24780SRUYR FAQ

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3. Are the BQ24780SRUYR price and inventory displayed accurate?

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6. What is the process for return or replacement of BQ24780SRUYR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the BQ24780SRUYR we delivered, we will accept the replacement or return of the BQ24780SRUYR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of BQ24780SRUYR.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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