BQ24201DGN

Introduction

The BQ24201DGN is a highly versatile integrated circuit belonging to the category of battery charge management devices. This device is widely used in various portable electronic devices and offers several characteristics that make it suitable for a range of applications. The BQ24201DGN comes in a small package and is an essential component in managing the charging process of batteries in electronic devices.

Basic Information Overview

• Category: Battery Charge Management IC
• Use: Charging and managing batteries in portable electronic devices
• Characteristics: Small form factor, high efficiency, programmable settings
• Package: 8-pin SSOP (Shrink Small Outline Package)
• Essence: Efficient and reliable battery charging management
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

The BQ24201DGN features the following specifications: - Input Voltage Range: 4.5V to 6.5V - Charge Voltage: Programmable from 3.5V to 4.44V - Maximum Charge Current: Up to 1.5A - Termination Current: 10% of the programmed maximum charge current - Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The BQ24201DGN has the following pin configuration: 1. VIN (Input voltage) 2. TS (Thermal shutdown) 3. SYS (System output) 4. BAT (Battery) 5. PG (Power good) 6. PROG (Programmable charge current) 7. STAT (Charging status) 8. GND (Ground)

Functional Features

• Integrated power FET for up to 1.5A charge rate
• Thermal regulation and protection
• Programmable charge current
• Automatic recharge
• Power good output signal

Advantages and Disadvantages

Advantages

• High charge current capability
• Small form factor
• Programmable settings for flexibility
• Integrated thermal regulation for safety

Disadvantages

• Limited to input voltage range of 4.5V to 6.5V
• May require external components for specific applications

Working Principles

The BQ24201DGN operates by regulating the charging current and voltage to the connected battery. It utilizes an integrated power FET to control the charge rate and ensures efficient and safe charging. The device also monitors the temperature to prevent overheating and damage to the battery.

Detailed Application Field Plans

The BQ24201DGN is commonly used in the following applications: - Smartphones and tablets - Portable media players - Wearable devices - Portable medical devices - Handheld gaming consoles

Detailed and Complete Alternative Models

Some alternative models to the BQ24201DGN include: - BQ24075 - MCP73871 - MAX8903A

In conclusion, the BQ24201DGN is a highly efficient and versatile battery charge management IC suitable for a wide range of portable electronic devices. Its compact size, programmable settings, and integrated features make it an ideal choice for various applications.

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