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Name: BQ27542DRZR-G1
Brand: Texas Instruments
SKU: BQ27542DRZR-G1
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 BQ27542DRZR-G1

Part No.:: BQ27542DRZR-G1

Manufacturer:: Texas Instruments

Package:: 12-VFDFN Exposed Pad

Datasheet:: BQ27542DRZR-G1.pdf

Description:: IC BATT FUEL GAUGE LI-ION 12SON

In Stock:: 2050

Quantity:: Add To Cart

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BQ27542DRZR-G1 Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
Impedance Track™
ProductStatus:
Active
Function:
Battery Monitor
BatteryChemistry:
Lithium Ion
NumberofCells:
1
FaultProtection:
-
Interface:
HDQ, I²C
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

BQ27542DRZR-G1 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BQ27542DRZR-G1 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 BQ27542DRZR-G1 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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BQ27542DRZR-G1 information

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BQ27542DRZR-G1 Typical application Circuitry

BQ27542DRZR-G1

The BQ27542DRZR-G1 is a single-cell lithium-ion battery fuel gauge IC developed by Texas Instruments, designed for battery monitoring in portable applications. It provides precise measurements of key battery parameters such as state-of-charge (SOC), voltage, and temperature, making it invaluable in applications where accurate battery management is crucial.

BQ27542DRZR-G1: Functional Overview and Application Scenarios

Typical Applications

- Smartphones and Tablets: For real-time monitoring of battery health and capacity.

- Wearable Devices: Used in smartwatches and fitness trackers to accurately gauge battery life.

- Portable Medical Equipment: Ideal for devices requiring precise battery management for reliability.

- Wireless Speakers: Employed to indicate remaining battery life and ensure efficient power usage.

Key Specifications

- Battery Fuel Gauging: Provides accurate state-of-charge readings.

- Low Power Consumption: Ideal for portable electronics that depend on batteries.

- Support for Single-Cell Lithium-Ion Batteries: Specifically designed for single-cell configurations.

- I2C Communication Interface: Facilitates easy integration with system microcontrollers.

Circuit Integration: BQ27542DRZR-G1 in a Wearable Device

1. Battery Connection

- BAT (Pin 1): Connect to the positive terminal of the wearable device's lithium-ion battery.

2. Grounding and Communication

- GND (Pin 2): Connect to the system ground.

- I2C_SCL and I2C_SDA (Pins 3 and 4): Use for I2C communication with the device's microcontroller.

3. Configuration and Calibration

- NC (No Connection, Pins 5 and 6): These pins are not connected; leave them unconnected.

- TS (Pin 7): Attach to a thermistor for battery temperature monitoring.

4. Additional Features

- SR (Pin 8): System Reset pin, can be connected to a microcontroller for reset functionality.

Design Considerations

- Battery Compatibility: Ensure the IC is compatible with the battery's chemistry and configuration.

- I2C Communication: Implement robust I2C communication for data exchange and control.

- Accurate Calibration: Calibrate the IC correctly for precise SOC readings.

- Thermal Monitoring: Use the TS pin effectively for battery temperature monitoring.

- Power Management: Optimize the power consumption of the device in conjunction with the fuel gauge.

- PCB Layout Considerations: Design the PCB to ensure signal integrity and minimize noise, especially in the I2C lines.

- Safety and Reliability: Incorporate safety features to protect against overcharging, deep discharge, and thermal runaway.

- Component Quality: Use high-quality components to ensure the longevity and reliability of the battery monitoring system.

Integrating the BQ27542DRZR-G1 into a wearable device requires careful attention to these design aspects to achieve accurate battery monitoring and overall system efficiency. For comprehensive specifications, including pin layout and electrical parameters, refer to the BQ27542DRZR-G1's datasheet and technical documentation.

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6. What is the process for return or replacement of BQ27542DRZR-G1?

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 BQ27542DRZR-G1 we delivered, we will accept the replacement or return of the BQ27542DRZR-G1 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 BQ27542DRZR-G1.

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

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