LTC4002ES8-8.4#TRPBF

Product Overview

Category

LTC4002ES8-8.4#TRPBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in battery charging applications.

Characteristics

• Input Voltage Range: 4V to 28V
• Output Voltage: 8.4V
• Package Type: 8-Lead SOIC
• Essence: Battery charger controller
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

The LTC4002ES8-8.4#TRPBF has the following specifications:

• Input Voltage Range: 4V to 28V
• Output Voltage: 8.4V
• Charging Current: Up to 1A
• Charge Termination: Programmable
• Operating Temperature Range: -40°C to 85°C
• Package Type: 8-Lead SOIC

Detailed Pin Configuration

The LTC4002ES8-8.4#TRPBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. PROG: Charge termination programming pin
4. VCC: Supply voltage pin
5. STAT: Status output pin
6. CE: Charge enable pin
7. BAT: Battery connection pin
8. VOUT: Output voltage pin

Functional Features

The LTC4002ES8-8.4#TRPBF offers the following functional features:

• Wide input voltage range allows for versatile use in various applications.
• Programmable charge termination enables customization based on specific battery requirements.
• Charge enable pin provides control over the charging process.
• Status output pin indicates the charging status.
• Integrated protection features such as reverse battery protection and thermal shutdown ensure safe operation.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for compatibility with different power sources. - Programmable charge termination provides flexibility for various battery types. - Integrated protection features enhance safety during charging.

Disadvantages: - Limited output current of up to 1A may not be suitable for high-power applications. - The package type may require additional considerations for PCB layout and heat dissipation.

Working Principles

The LTC4002ES8-8.4#TRPBF operates as a battery charger controller. It regulates the charging process based on the input voltage, charge termination programming, and charge enable signals. The integrated circuit ensures efficient and safe charging by monitoring the battery status and adjusting the charging parameters accordingly.

Detailed Application Field Plans

The LTC4002ES8-8.4#TRPBF can be applied in various fields, including but not limited to:

1. Portable electronic devices: Enables efficient and controlled charging of batteries in smartphones, tablets, and portable gaming consoles.
2. Medical devices: Provides reliable charging for batteries used in medical equipment such as patient monitors and portable diagnostic devices.
3. Industrial applications: Facilitates the charging of batteries in industrial equipment, ensuring uninterrupted operation and extended battery life.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LTC4002ES8-8.4#TRPBF are:

1. MCP73831: A compact, standalone Li-Ion/Li-Polymer charge management controller.
2. MAX1555: A highly integrated, standalone linear Li+ battery charger.
3. BQ24075: A single-cell Li-Ion and Li-Polymer battery charger IC with thermal regulation.

These alternative models provide options for different design requirements and can be considered based on specific application needs.

In conclusion, the LTC4002ES8-8.4#TRPBF is an integrated circuit used for battery charging applications. It offers a wide input voltage range, programmable charge termination, and integrated protection features. While it has limitations in terms of output current and package type, it provides efficient and controlled charging for various battery-powered devices in fields such as portable electronics, medical devices, and industrial applications. Alternative models like MCP73831, MAX1555, and BQ24075 offer similar functionality and can be considered based on specific design requirements.