DS2761BE

Product Overview

• Category: Integrated Circuit
• Use: Battery Monitor and Gas Gauge
• Characteristics:
  • Monitors battery voltage, current, and temperature
  • Calculates remaining capacity and time-to-empty
  • Supports multiple battery chemistries
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Accurate monitoring and management of battery performance
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Battery Voltage Measurement Range: 0V to 5.5V
• Current Measurement Range: ±1024mA
• Temperature Measurement Range: -40°C to +85°C
• Communication Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The DS2761BE has the following pin configuration:

1. VDD - Power supply input
2. GND - Ground reference
3. SDA - Serial Data Line for I2C communication
4. SCL - Serial Clock Line for I2C communication
5. BAT - Battery voltage measurement input
6. THERM - Temperature measurement input
7. NC - No connection
8. ALERT - Interrupt output for battery status changes

Functional Features

• Accurate measurement of battery voltage, current, and temperature
• Calculation of remaining capacity and time-to-empty
• Support for various battery chemistries including Li-Ion, NiMH, and Lead-Acid
• Built-in protection against overvoltage, undervoltage, and overcurrent conditions
• Configurable alert thresholds for battery status monitoring
• Low power consumption for extended battery life

Advantages and Disadvantages

Advantages

• Precise monitoring and management of battery performance
• Compatibility with multiple battery chemistries
• Integrated protection features for enhanced safety
• Configurable alerts for timely battery status notifications
• Low power consumption for extended battery life

Disadvantages

• Limited to 8-pin SOIC package, may not be suitable for all applications
• Requires I2C communication interface support from the host system

Working Principles

The DS2761BE operates by continuously measuring the battery voltage, current, and temperature. It utilizes these measurements to calculate the remaining capacity and time-to-empty of the battery. The integrated circuit also incorporates protection features to safeguard against overvoltage, undervoltage, and overcurrent conditions. Communication with the host system is achieved through the I2C interface.

Detailed Application Field Plans

The DS2761BE finds application in various fields including:

1. Portable electronic devices such as smartphones, tablets, and laptops
2. Electric vehicles and hybrid electric vehicles
3. Power tools and cordless appliances
4. Renewable energy systems like solar power storage
5. Medical devices and equipment
6. Industrial automation and control systems

Detailed and Complete Alternative Models

1. DS2781AE - Similar functionality with additional support for fuel gauge mode
2. MAX17043G+ - Battery monitor and gas gauge with high accuracy and low power consumption
3. BQ27441-G1 - Advanced battery fuel gauge with integrated protection and authentication features
4. LTC2945IMS#PBF - Multicell battery gas gauge with I2C interface and programmable alert thresholds
5. MCP73871T-2CCI/ML - Standalone linear Li-Ion/Li-Po battery charger with integrated gas gauge

These alternative models offer similar functionalities and can be considered based on specific requirements and compatibility with the target application.

Word count: 496 words