DS2770BE+025/T&R

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Battery Fuel Gauge
• Characteristics:
  • Accurately measures battery capacity
  • Monitors battery health and performance
  • Provides real-time information on battery status
• Package: T&R (Tape and Reel)
• Essence: Reliable battery management solution
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on order size

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Battery Capacity Measurement Resolution: 1mAh
• Standby Current: < 10µA
• Dimensions: 3mm x 3mm

Detailed Pin Configuration

The DS2770BE+025/T&R has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power supply voltage input | | 2 | GND | Ground | | 3 | SDA | Serial Data Line for I2C communication | | 4 | SCL | Serial Clock Line for I2C communication | | 5 | BAT | Battery voltage input | | 6 | TS | Temperature sense input | | 7 | ALERT | Interrupt output | | 8 | NC | No Connection |

Functional Features

• Accurate measurement of battery capacity
• Real-time monitoring of battery health and performance
• Overvoltage and undervoltage protection
• Temperature sensing for thermal management
• Low power consumption in standby mode
• Interrupt output for battery status alerts

Advantages

• Precise measurement of battery capacity helps optimize battery usage
• Real-time monitoring allows for proactive battery management
• Overvoltage and undervoltage protection ensures safe operation
• Temperature sensing helps prevent overheating
• Low power consumption prolongs battery life
• Interrupt output enables timely response to battery status changes

Disadvantages

• Limited compatibility with certain battery chemistries
• Requires I2C communication interface for integration
• Relatively small package size may limit use in certain applications

Working Principles

The DS2770BE+025/T&R works by continuously monitoring the battery voltage, current, and temperature. It uses these measurements to accurately estimate the remaining battery capacity. The IC communicates with the host system through the I2C interface, providing real-time information on battery status. It also incorporates various protection mechanisms to ensure safe battery operation.

Detailed Application Field Plans

The DS2770BE+025/T&R is widely used in portable electronic devices such as smartphones, tablets, laptops, and digital cameras. It finds application in various industries including consumer electronics, medical devices, and industrial equipment. Its accurate battery capacity measurement and real-time monitoring capabilities make it an essential component for efficient battery management in these fields.

Detailed and Complete Alternative Models

• DS2780BE+025/T&R: Similar to DS2770BE+025/T&R with additional features for enhanced battery management.
• DS2740BE+025/T&R: Basic battery fuel gauge IC with simplified functionality.
• DS2781BE+025/T&R: Advanced battery fuel gauge IC with extended temperature range and higher resolution.

Note: This entry provides a comprehensive overview of the DS2770BE+025/T&R, but alternative models should be considered based on specific requirements and application needs.

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