DS2762AE+025/T&R

Product Overview

• Category: Integrated Circuit
• Use: Battery Monitor and Protection
• Characteristics: High accuracy, low power consumption
• Package: T&R (Tape and Reel)
• Essence: Monitors and protects battery performance
• Packaging/Quantity: 2500 units per reel

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: ±1A
• Resolution: 10-bit ADC
• Communication Interface: I2C
• Dimensions: 4mm x 4mm

Pin Configuration

The DS2762AE+025/T&R has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power supply voltage input | | 2 | GND | Ground reference | | 3 | SDA | I2C data line | | 4 | SCL | I2C clock line | | 5 | ALERT | Interrupt output | | 6 | BAT | Battery voltage measurement input | | 7 | VSS | Negative terminal of the sense resistor | | 8 | VDDP | Positive terminal of the sense resistor |

Functional Features

• Accurate battery voltage and current measurement
• Overvoltage and undervoltage protection
• Overcurrent protection
• Temperature monitoring
• Programmable alert thresholds
• Low power consumption in sleep mode

Advantages and Disadvantages

Advantages: - High accuracy measurements - Wide operating temperature range - Flexible programmability - Small form factor

Disadvantages: - Limited current measurement range - Requires I2C communication interface

Working Principles

The DS2762AE+025/T&R operates by continuously monitoring the battery voltage and current. It uses an internal ADC to measure the battery voltage with high accuracy. The device also incorporates a sense resistor to measure the battery current. By monitoring these parameters, it can detect overvoltage, undervoltage, and overcurrent conditions.

The DS2762AE+025/T&R communicates with a microcontroller or host system through the I2C interface. This allows for easy integration into various battery-powered applications. The device can be programmed to generate alerts when certain thresholds are exceeded, providing early warning of potential battery issues.

Detailed Application Field Plans

The DS2762AE+025/T&R is widely used in various battery-powered applications, including:

1. Portable electronic devices such as smartphones, tablets, and laptops.
2. Medical devices like portable monitors and infusion pumps.
3. Industrial equipment and machinery.
4. Automotive systems, including electric vehicles.
5. Renewable energy systems, such as solar power storage.

Alternative Models

1. DS2782AE+025/T&R: Similar functionality with extended current measurement range.
2. DS2776AE+025/T&R: Battery monitor with additional fuel gauge functionality.
3. DS2740BE+025/T&R: Basic battery monitor without protection features.

These alternative models offer different features and specifications to cater to specific application requirements.

In conclusion, the DS2762AE+025/T&R is a highly accurate battery monitor and protection IC. Its small form factor, wide operating temperature range, and programmability make it suitable for a variety of battery-powered applications. However, its limited current measurement range and reliance on I2C communication may pose limitations in certain scenarios.