MCP73830T-2AAI/MYY

Product Overview

Category

The MCP73830T-2AAI/MYY belongs to the category of battery charger ICs.

Use

This product is primarily used for charging single-cell lithium-ion (Li-Ion) or lithium-polymer (Li-Po) batteries.

Characteristics

• The MCP73830T-2AAI/MYY is a highly integrated and compact charger IC.
• It offers a complete charging solution with minimal external components required.
• This IC provides various safety features, such as thermal regulation, charge termination, and overvoltage protection.
• It supports multiple charging modes, including constant current (CC) and constant voltage (CV) charging.

Package

The MCP73830T-2AAI/MYY is available in a small 10-pin MSOP package.

Essence

The essence of this product lies in its ability to efficiently and safely charge Li-Ion or Li-Po batteries, making it suitable for a wide range of portable electronic devices.

Packaging/Quantity

The MCP73830T-2AAI/MYY is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 6.0V
• Charging Current Range: Up to 1.5A
• Programmable Charge Termination Current
• Preconditioning Mode for Deeply Discharged Batteries
• Automatic Recharge
• Battery Temperature Monitoring
• Thermal Regulation for Optimal Charging Performance
• Overvoltage Protection
• Under Voltage Lockout (UVLO)
• Reverse Discharge Protection

Detailed Pin Configuration

The MCP73830T-2AAI/MYY has the following pin configuration:

1. VBAT - Battery Voltage Input
2. PROG - Charge Termination Current Programming Pin
3. STAT - Charge Status Output
4. PGND - Power Ground
5. THERM - Battery Temperature Monitoring Input
6. TS - Thermal Shutdown Output
7. VDD - IC Supply Voltage
8. CE - Charger Enable Input
9. VSS - IC Ground
10. VOUT - Regulated Output Voltage

Functional Features

• Constant Current (CC) Charging Mode
• Constant Voltage (CV) Charging Mode
• Programmable Charge Termination Current
• Preconditioning Mode for Deeply Discharged Batteries
• Automatic Recharge
• Battery Temperature Monitoring
• Thermal Regulation for Optimal Charging Performance
• Overvoltage Protection
• Under Voltage Lockout (UVLO)
• Reverse Discharge Protection

Advantages and Disadvantages

Advantages

• Highly integrated and compact design
• Minimal external components required
• Supports multiple charging modes
• Offers various safety features
• Efficient and reliable charging performance

Disadvantages

• Limited input voltage range (4.5V to 6.0V)
• Maximum charging current limited to 1.5A

Working Principles

The MCP73830T-2AAI/MYY operates by regulating the charging current and voltage supplied to the Li-Ion or Li-Po battery. It uses a combination of CC and CV charging modes to ensure optimal charging performance. The IC monitors the battery temperature, adjusts the charging current accordingly, and terminates the charging process once the battery is fully charged. Safety features such as overvoltage protection and reverse discharge protection are implemented to safeguard the battery and the charging circuit.

Detailed Application Field Plans

The MCP73830T-2AAI/MYY is widely used in various portable electronic devices, including: - Smartphones - Tablets - Portable media players - Bluetooth headsets - Wearable devices - Portable gaming consoles

Detailed and Complete Alternative Models

1. MCP73831T-2ATI/MC - Similar to MCP73830T-2AAI/MYY, but with a different package (SOT-23-6).
2. MCP73832T-2ATI/MC - Higher charging current capability (up to 2A) compared to MCP73830T-2AAI/MYY.
3. MCP73833T-2ACI/MC - Lower charging current capability (up to 500mA) compared to MCP73830T-2AAI/MYY.

These alternative models offer similar functionality and can be considered as suitable replacements for the MCP73830T-2AAI/MYY depending on specific application requirements.

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