MCP73831-4ADI/MC

Product Overview

The MCP73831-4ADI/MC belongs to the category of battery charger ICs. It is commonly used for charging single-cell lithium-ion/polymer batteries in various portable devices. The characteristics of this product include its small package size, high efficiency, and low external component count. The essence of the MCP73831-4ADI/MC lies in its ability to provide reliable and efficient charging for lithium-ion/polymer batteries. It is typically available in a small package and is sold in quantities suitable for production needs.

Specifications

• Input Voltage: 4.5V to 6.0V
• Charge Current: 500mA (programmable)
• Preconditioning Current: 10% of programmed current
• Termination Current: 5% of programmed current
• Ambient Temperature Range: -40°C to +85°C
• Package Type: DFN-10

Detailed Pin Configuration

The MCP73831-4ADI/MC features a 10-pin Dual Flat No-Lead (DFN) package with the following pin configuration: 1. VSS (Ground) 2. PROG (Charge Current Programming) 3. STAT (Charge Status Output) 4. CE (Charge Enable Input) 5. TS (Thermal Sense Input) 6. VBAT (Battery Connection) 7. VDD (Input Supply Voltage) 8. PGND (Power Ground) 9. TMR (Timer Set Input) 10. DPDM (D+ / D- Detection Input)

Functional Features

• Constant-Current/Constant-Voltage Operation
• Automatic Recharge
• Thermal Regulation and Protection
• Charge Status Output
• Timer Termination

Advantages and Disadvantages

Advantages

• Small Package Size
• High Efficiency
• Low External Component Count
• Reliable Charging Performance

Disadvantages

• Limited to Single-Cell Battery Charging
• Requires External Components for Full Functionality

Working Principles

The MCP73831-4ADI/MC operates on the principle of constant-current/constant-voltage charging. It regulates the charge current and voltage to ensure safe and efficient charging of lithium-ion/polymer batteries. The device also incorporates thermal regulation and protection features to prevent overheating during the charging process.

Detailed Application Field Plans

The MCP73831-4ADI/MC is widely used in applications such as: - Portable Consumer Electronics - Medical Devices - Industrial Equipment - Wearable Devices - IoT Devices

Detailed and Complete Alternative Models

Some alternative models to the MCP73831-4ADI/MC include: - MCP73831-2ADI/MC - MCP73831-3ADI/MC - MCP73831-5ADI/MC

These alternative models offer similar functionality and are compatible with various battery charging applications.

This comprehensive entry provides an in-depth understanding of the MCP73831-4ADI/MC, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.