DS2761BE+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The DS2761BE+ is a versatile integrated circuit primarily used for battery monitoring and management in various electronic devices.

Characteristics: - Compact size - Low power consumption - High accuracy - Wide operating temperature range

Package: The DS2761BE+ is available in a small form factor package, making it suitable for space-constrained applications.

Essence: This IC is designed to accurately measure and monitor battery parameters such as voltage, current, and temperature, enabling efficient battery management.

Packaging/Quantity: The DS2761BE+ is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

The DS2761BE+ offers the following specifications:

• Voltage Measurement Range: 0V to 5V
• Current Measurement Range: -2A to +2A
• Temperature Measurement Range: -40°C to +85°C
• Resolution:
  • Voltage: 10mV
  • Current: 1mA
  • Temperature: 0.0625°C
• Accuracy:
  • Voltage: ±0.5%
  • Current: ±1%
  • Temperature: ±2°C

Detailed Pin Configuration

The DS2761BE+ features the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. SDA: Serial data input/output
4. SCL: Serial clock input
5. ALERT: Interrupt output
6. BAT+: Positive terminal of the battery connection
7. BAT-: Negative terminal of the battery connection
8. NC: No connection

Functional Features

The DS2761BE+ offers the following functional features:

• Battery voltage measurement
• Battery current measurement
• Battery temperature measurement
• Integrated A/D converter for accurate measurements
• Programmable alert thresholds for voltage, current, and temperature
• Interrupt output for triggering external actions based on battery conditions

Advantages and Disadvantages

Advantages: - Compact size allows for easy integration into various devices - High accuracy ensures precise battery monitoring - Wide operating temperature range enables usage in diverse environments - Programmable alert thresholds provide flexibility in battery management

Disadvantages: - Limited current measurement range (-2A to +2A) - Requires additional external components for complete battery management system

Working Principles

The DS2761BE+ operates by continuously measuring the battery voltage, current, and temperature using its integrated A/D converter. These measurements are then processed and made available through the serial interface. The programmable alert thresholds allow for customized monitoring and triggering of external actions based on battery conditions.

Detailed Application Field Plans

The DS2761BE+ finds applications in various fields, including:

1. Portable Electronics:

   • Smartphones
   • Tablets
   • Wearable devices

2. Power Tools:

   • Cordless drills
   • Electric screwdrivers

3. Medical Devices:

   • Portable medical monitors
   • Infusion pumps

4. Automotive:

   • Electric vehicles
   • Hybrid vehicles

Detailed and Complete Alternative Models

1. DS2781AE+: Similar to DS2761BE+, but with extended current measurement range (-5A to +5A).
2. MAX17043G+: Battery fuel gauge IC with advanced features such as coulomb counting and state-of-charge estimation.
3. BQ34Z100-G1: Highly integrated battery management IC with support for multiple battery chemistries and communication protocols.

These alternative models offer similar functionalities to the DS2761BE+ and can be considered based on specific application requirements.

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