MCP73213T-A21I/MF

Product Overview

Category

The MCP73213T-A21I/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 MCP73213T-A21I/MF is a highly efficient and compact charging IC.
• It supports fast charging capabilities, allowing for quicker battery recharge times.
• This IC incorporates advanced safety features to protect the battery from overcharging, over-discharging, and short-circuit conditions.
• It offers a wide input voltage range, making it compatible with different power sources.
• The MCP73213T-A21I/MF provides accurate battery voltage and charging current monitoring.

Package

The MCP73213T-A21I/MF is available in a small form factor 20-pin Thin Shrink Small Outline Package (TSSOP).

Essence

The essence of the MCP73213T-A21I/MF lies in its ability to efficiently and safely charge Li-Ion or Li-Po batteries while providing essential protection features.

Packaging/Quantity

This product is typically sold in reels containing a quantity of 250 units per reel.

Specifications

• Input Voltage Range: 4.35V to 6.0V
• Charging Current Range: Up to 1.5A
• Charge Termination Options: Constant Voltage (CV), Constant Current (CC)
• Battery Voltage Monitoring Accuracy: ±1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP73213T-A21I/MF has a total of 20 pins. Here is a detailed pin configuration:

1. VBAT - Battery Voltage Input
2. TS - Temperature Sense Input
3. PROG - Charge Current Programming Pin
4. STAT - Charging Status Output
5. PG - Power Good Output
6. GND - Ground
7. VDD - Supply Voltage Input
8. N/C - No Connection
9. N/C - No Connection
10. N/C - No Connection
11. N/C - No Connection
12. N/C - No Connection
13. N/C - No Connection
14. N/C - No Connection
15. N/C - No Connection
16. N/C - No Connection
17. N/C - No Connection
18. N/C - No Connection
19. N/C - No Connection
20. N/C - No Connection

Functional Features

• Integrated battery charging controller with advanced safety features.
• Programmable charge current for flexible charging options.
• Automatic charge termination based on user-defined criteria.
• Temperature monitoring to prevent overheating during charging.
• Power good output signal to indicate successful charging completion.

Advantages and Disadvantages

Advantages

• High charging efficiency, reducing charging time.
• Comprehensive safety features protect the battery from damage.
• Wide input voltage range allows compatibility with various power sources.
• Accurate battery voltage and charging current monitoring ensure optimal charging performance.

Disadvantages

• Limited to charging Li-Ion or Li-Po batteries only.
• Requires external components for complete charging circuit implementation.

Working Principles

The MCP73213T-A21I/MF operates by regulating the charging current and voltage supplied to the connected Li-Ion or Li-Po battery. It uses a combination of constant current (CC) and constant voltage (CV) charging techniques to efficiently charge the battery while preventing overcharging or over-discharging. The IC continuously monitors the battery voltage and adjusts the charging current accordingly. It also incorporates temperature sensing to prevent overheating during the charging process.

Detailed Application Field Plans

The MCP73213T-A21I/MF is widely used in various portable electronic devices that require efficient and safe battery charging. Some 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

• MCP73831T-2ACI/OT
• MCP73832T-2ACI/OT
• MCP73833T-2ACI/OT
• MCP73837T-2ACI/OT
• MCP73871T-2CCI/OT

These alternative models offer similar functionality and features to the MCP73213T-A21I/MF, providing options for different design requirements.

In conclusion, the MCP73213T-A21I/MF is a highly efficient and compact charging IC designed for Li-Ion or Li-Po batteries. With its advanced safety features, wide input voltage range,