BQ24088DRCT

Overview

Category: Integrated Circuit (IC)

Use: Battery Charger

Characteristics: - Highly integrated single-cell Li-Ion battery charger - Supports USB input and adjustable output voltage - Provides various charging modes and protection features - Compact and efficient design

Package: VSON (Very Small Outline No-Lead) package

Essence: The BQ24088DRCT is a highly integrated battery charger IC designed for single-cell Li-Ion batteries. It offers a compact and efficient solution for charging batteries in various applications.

Packaging/Quantity: The BQ24088DRCT is available in a reel packaging with 2500 units per reel.

Specifications

The BQ24088DRCT has the following specifications:

• Input Voltage Range: 4.35V to 6.45V
• Output Voltage Range: 3.5V to 4.44V
• Charging Current: Up to 1.5A
• Pre-Charge Current: Up to 500mA
• Termination Current: 10% of the Fast Charge Current
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BQ24088DRCT has the following pin configuration:

1. EN (Enable)
2. STAT (Status)
3. PG (Power Good)
4. TS (Thermal Sense)
5. PROG (Programmable)
6. VBUS (USB Supply)
7. GND (Ground)
8. BAT (Battery Connection)

Functional Features

The BQ24088DRCT offers the following functional features:

• USB Input Voltage Regulation
• Adjustable Output Voltage
• Programmable Charge Current
• Thermal Regulation and Protection
• Battery Temperature Monitoring
• Charge Status Indication
• Overvoltage and Overcurrent Protection

Advantages and Disadvantages

Advantages: - Highly integrated design reduces external component count - Supports USB input for convenient charging - Adjustable output voltage for compatibility with different battery types - Provides various charging modes for optimal battery performance - Offers comprehensive protection features for safe charging

Disadvantages: - Limited to single-cell Li-Ion battery charging - Requires careful consideration of thermal management due to compact size

Working Principles

The BQ24088DRCT operates by regulating the input voltage from a USB source and converting it into a suitable charging voltage for a single-cell Li-Ion battery. It employs a switching regulator to efficiently control the charging current and voltage. The IC also incorporates temperature monitoring and protection mechanisms to ensure safe charging.

Detailed Application Field Plans

The BQ24088DRCT is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. It is also suitable for applications where single-cell Li-Ion batteries need to be charged efficiently and safely.

Alternative Models

Here are some alternative models that can be considered:

1. MCP73831T-2ACI/OT
2. MAX1555EZK+T
3. LTC4054LES5-4.2#TRMPBF
4. TPS2513EVM-001

These models offer similar functionality and can be used as alternatives to the BQ24088DRCT depending on specific requirements.

In conclusion, the BQ24088DRCT is a highly integrated battery charger IC designed for single-cell Li-Ion batteries. It offers various charging modes, protection features, and adjustable output voltage. With its compact size and efficient design, it finds applications in portable electronic devices and other battery-powered systems.