MCP73213-A6BI/MF

Product Overview

Category

The MCP73213-A6BI/MF belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This product is primarily used for charging lithium-ion (Li-Ion) or lithium-polymer (Li-Po) batteries in various electronic devices such as smartphones, tablets, portable media players, and other portable electronic devices.

Characteristics

• The MCP73213-A6BI/MF is a highly efficient and compact charging solution.
• It supports a wide input voltage range, making it suitable for different power sources.
• This IC offers multiple charging modes, including constant current and constant voltage.
• It incorporates advanced safety features to protect the battery from overcharging, over-discharging, and short circuits.
• The MCP73213-A6BI/MF provides accurate battery voltage and charging current monitoring capabilities.
• It is designed to operate at high temperatures, ensuring reliable performance even in demanding environments.

Package

The MCP73213-A6BI/MF is available in a small form factor package, such as a 10-pin DFN (Dual Flat No-Lead) package. This package type allows for easy integration into space-constrained designs.

Essence

The essence of the MCP73213-A6BI/MF lies in its ability to provide a reliable and efficient charging solution for Li-Ion and Li-Po batteries, ensuring optimal performance and extended battery life for portable electronic devices.

Packaging/Quantity

The MCP73213-A6BI/MF is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.35V - 6V
• Charging Current Range: 100mA - 1.5A
• Operating Temperature Range: -40°C to +85°C
• Charging Modes: Constant Current (CC), Constant Voltage (CV)
• Safety Features: Overcharge Protection, Over-Discharge Protection, Short Circuit Protection
• Monitoring Features: Battery Voltage Monitoring, Charging Current Monitoring

Detailed Pin Configuration

The MCP73213-A6BI/MF has a total of 10 pins. The pin configuration is as follows:

1. VBAT - Battery Voltage Input
2. PROG - Charging Current Programming Pin
3. STAT - Charging Status Output
4. PGND - Power Ground
5. TS - Temperature Sense Input
6. VDD - Power Supply Input
7. CE - Charge Enable Input
8. ISET - Current Set Input
9. VSS - Ground
10. VOUT - Charging Voltage Output

Functional Features

• Accurate and efficient charging algorithm for Li-Ion and Li-Po batteries.
• Multiple charging modes to cater to different battery types and requirements.
• Integrated safety features to protect the battery from potential damage.
• Real-time monitoring of battery voltage and charging current for precise control.
• Compact form factor for easy integration into various electronic devices.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows compatibility with different power sources.
• High charging efficiency ensures faster charging times.
• Advanced safety features protect the battery from overcharging and other potential risks.
• Accurate monitoring capabilities enable optimal battery management.
• Compact package size facilitates space-constrained designs.

Disadvantages

• Limited to charging Li-Ion and Li-Po batteries only.
• Requires external components for complete charging circuit implementation.
• May not be suitable for applications requiring higher charging currents.

Working Principles

The MCP73213-A6BI/MF operates based on a constant current/constant voltage charging algorithm. Initially, it provides a constant current to the battery until a predefined voltage threshold is reached. At that point, it switches to a constant voltage mode to maintain the battery voltage at the desired level. The charging process is closely monitored to ensure safety and prevent overcharging or over-discharging.

Detailed Application Field Plans

The MCP73213-A6BI/MF is widely used in various portable electronic devices that require efficient and reliable battery charging. Some of the common application fields include:

1. Smartphones
2. Tablets
3. Portable media players
4. Wearable devices
5. Bluetooth headsets
6. GPS navigation systems
7. Portable gaming consoles

Detailed and Complete Alternative Models

• MCP73831/2: Similar functionality with different package options.
• BQ24075: Integrated charger with additional power path management features.
• LTC4054: Standalone linear charger with adjustable charging current.
• MAX1555: Compact charger IC with integrated USB interface.

These alternative models offer similar charging capabilities and can be considered as substitutes for the MCP73213-A6BI/MF based on specific design requirements.

In conclusion, the MCP73213-A6BI/MF is a highly efficient and compact charging solution designed for