DS2781E+

The DS2781E+ is a precision battery fuel gauge designed for monitoring lithium-ion and lithium-polymer batteries. It features a highly accurate state-of-charge (SoC) measurement system based on a combination of voltage, current, and temperature data. This device employs a low-power architecture, making it suitable for portable applications.
Key features include a built-in analog-to-digital converter (ADC) for voltage and temperature readings, a 1-Wire interface for communication, and programmable thresholds for battery protection. The DS2781E+ also supports advanced features like temperature compensation and various operating modes to optimize battery performance and longevity.
It's commonly used in smartphones, tablets, and other devices that require efficient battery management. The device offers a compact form factor, enabling easy integration into small electronic systems. Overall, the DS2781E+ provides essential battery management functionalities to enhance the efficiency and safety of rechargeable battery-operated devices.

The DS2781E+ is a battery fuel gauge IC designed for lithium-ion and lithium-polymer batteries. Key features include:
1. High-Precision Measurement: It accurately measures battery voltage, current, and temperature, enabling precise state-of-charge (SOC) calculations.

2. Integrated ADC: It features a built-in analog-to-digital converter for monitoring the battery's characteristics.
3. Single Cell Operation: The device is optimized for single-cell applications, making it suitable for various portable devices.
4. I2C Interface: The DS2781E+ supports I2C communication for easy integration with microcontrollers and other digital systems.
5. Temperature Monitoring: It includes temperature sensing capabilities to ensure safe battery operation.
6. Low Power Consumption: The chip is designed for energy efficiency, extending battery life in applications.
7. Programmable Alerts: It can be configured for various alarm conditions, such as over-voltage or under-voltage detection.
8. Compact Package: Available in a small footprint, facilitating space-constrained designs.
These features make the DS2781E+ suitable for various applications, including smartphones, tablets, and other handheld devices.

The DS2781E+ is packaged in a 6-pin SOT23 small-outline package. This compact form factor is commonly used for integrated circuits in space-constrained applications.

The DS2781E+ is a battery monitor and fuel gauge IC with a total of 10 pins. The pin count and their primary functions are as follows:
1. GND (Pin 1): Ground connection.
2. VDD (Pin 2): Power supply input.
3. SCL (Pin 3): Serial clock input for I2C communication.
4. SDA (Pin 4): Serial data line for I2C communication.
5. A0 (Pin 5): Address pin for I2C configuration.
6. A1 (Pin 6): Additional address pin for setting the I2C address.
7. TS (Pin 7): Temperature sensor input.
8. VBAT (Pin 8): Input for battery voltage measurement.
9. C1 (Pin 9): Capacitor connection for internal circuitry.
10. C2 (Pin 10): Capacitor connection for internal circuitry.
The DS2781E+ is designed for battery applications, enabling accurate monitoring of voltage, current, and temperature for efficient battery management.

The DS2781E+ is manufactured by Maxim Integrated, which is a company known for designing and manufacturing analog and mixed-signal integrated circuits. Maxim Integrated specializes in a variety of sectors, including consumer electronics, automotive, industrial, and medical applications. The DS2781E+ is a battery fuel gauge primarily used in portable devices to monitor battery state-of-charge and health, enhancing battery management systems. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., further expanding its portfolio and capabilities in the semiconductor industry.

The DS2781E+ is a battery fuel gauge and monitoring IC primarily used in portable devices, such as smartphones, tablets, and laptops. It enables accurate tracking of battery charge levels, capacity estimation, and temperature monitoring. Additionally, it finds applications in electric vehicles, power tools, and IoT devices, where efficient battery management is crucial for performance and safety.

The DS2781E+ is a battery fuel gauge IC. Equivalent products include the Texas Instruments BQ27441, Maxim Integrated MAX17048, and the Analog Devices LTC2941. These alternatives also provide battery monitoring and fuel gauging functionalities, suitable for lithium-ion battery applications. Always verify specifications for compatibility with your specific use case.