MAX17843ACB/V+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX17843ACB/V+ belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for automotive applications, specifically in battery management systems.

Characteristics

• The MAX17843ACB/V+ is a highly efficient and reliable IC designed for battery management.
• It offers advanced features such as accurate voltage and temperature monitoring, cell balancing, and fault detection.
• This IC ensures optimal performance and safety in automotive battery systems.

Package

The MAX17843ACB/V+ is available in a compact and industry-standard package, making it suitable for various automotive applications.

Essence

The essence of this product lies in its ability to provide comprehensive battery management solutions, ensuring the longevity and safety of automotive batteries.

Packaging/Quantity

The MAX17843ACB/V+ is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Number of Cells Supported: Up to 14 cells
• Communication Interface: SPI (Serial Peripheral Interface)
• Fault Detection and Protection Features: Overvoltage, undervoltage, overcurrent, and overtemperature protection

Detailed Pin Configuration

The MAX17843ACB/V+ has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground connection
3. SCLK: Serial clock input for SPI communication
4. MOSI: Master output, slave input for SPI communication
5. MISO: Master input, slave output for SPI communication
6. CS: Chip select input for SPI communication
7. ALERT: Interrupt output for fault detection
8. BAT: Battery voltage input
9. TEMP: Temperature sensor input

Functional Features

• Accurate voltage and temperature monitoring for each battery cell
• Cell balancing functionality to ensure uniform charge levels across cells
• Fault detection and protection mechanisms for enhanced safety
• SPI communication interface for easy integration with microcontrollers or other devices
• Low power consumption for efficient battery management

Advantages and Disadvantages

Advantages

• High accuracy in voltage and temperature monitoring
• Comprehensive fault detection and protection features
• Efficient cell balancing mechanism
• Compact package suitable for automotive applications
• Easy integration with microcontrollers

Disadvantages

• Limited support for a maximum of 14 battery cells
• Requires external microcontroller or device for complete system implementation

Working Principles

The MAX17843ACB/V+ operates by continuously monitoring the voltage and temperature of each battery cell. It uses this information to ensure optimal charging and discharging processes, preventing overvoltage, undervoltage, overcurrent, and overtemperature conditions. The IC also incorporates a cell balancing mechanism to equalize the charge levels across cells, maximizing battery performance and lifespan.

Detailed Application Field Plans

The MAX17843ACB/V+ is primarily designed for use in automotive battery management systems. It can be employed in electric vehicles (EVs), hybrid electric vehicles (HEVs), and other automotive applications that require precise battery monitoring and protection.

Detailed and Complete Alternative Models

1. MAX17842ACB/V+: Similar to the MAX17843ACB/V+, but supports up to 12 battery cells.
2. LTC6804-2: A multi-cell battery monitor and balancer with similar features and capabilities.
3. BQ76940: An integrated circuit specifically designed for lithium-ion battery management.

These alternative models offer comparable functionalities and can be considered as alternatives to the MAX17843ACB/V+ depending on specific application requirements.

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