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LTC4006EGN-2

Name: LTC4006EGN-2
Rating: 4.7 (12 reviews)

Battery Management LTC4006 - 4A, High Efficiency, Standalone Li-Ion Battery Charger

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概述

Description

The LTC4006EGN-2 is a high-performance lithium-ion battery charger IC designed by Analog Devices. It is intended for charging single-cell lithium-ion batteries efficiently while providing advanced features for battery management. The chip offers a highly integrated solution, including a power path management system that allows simultaneous charging and powering of load devices.
Key features include programmable charge current, adjustable voltage set points, and a wide input voltage range, making it suitable for various applications such as portable electronics, electric vehicles, and renewable energy systems. The LTC4006EGN-2 also incorporates safety features like thermal regulation, overvoltage protection, and fault detection to ensure reliable operation.
The device operates with minimal external components, simplifying design and minimizing board space. Its efficiency and flexibility make it a popular choice among engineers looking to implement robust battery management solutions.

Features

The LTC4006EGN-2 is a high-efficiency battery charger IC designed for Li-ion and Li-polymer batteries. Key features include:
1. Input Voltage Range: Operates with an input voltage of 4.5V to 32V, making it suitable for various power sources.
2. Charge Current: Supports programmable charge currents up to 1.5A.
3. Buck Converter: Utilizes a buck converter topology for efficient power conversion.
4. Temperature Monitoring: Integrates a temperature monitoring function to ensure safe charging.
5. LED Indicators: Provides status indication through LED outputs for charge status.
6. Power Path Management: Allows simultaneous charging and powering of the load.
7. Adjustable Termination Voltage: Supports adjustable charge termination voltage for different battery types.
8. Compact Package: Housed in a 20-lead TSSOP package, facilitating space-saving designs.
These features make the LTC4006EGN-2 ideal for portable devices, battery-powered applications, and energy-efficient systems.

Package

The LTC4006EGN-2 comes in a 28-lead TSSOP (Thin Shrink Small Outline Package) package type.

Pinout

The LTC4006EGN-2 is a highly integrated lithium-ion battery charger with a pin count of 20.
Key functions of its pins include:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. BAT: Battery connection for charging.
4. ISET: Sets the charge current.
5. PROG: Programming pin for setting charge parameters.
6. TEMP: Temperature sensing for battery protection.
7. STAT: Status output indicating charge status.
8. ILIM: Current limit setting.
9. VREF: Reference voltage output.
10. CC/CV: Charge mode configuration.
11. Various other pins for enable/disable, fault indication, and optional features like thermal regulation.
The LTC4006EGN-2 is designed for efficient battery management in portable devices, ensuring safe and reliable charging.

Manufacturer

The LTC4006EGN-2 is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company that specializes in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is known for its innovative solutions in various applications, including communications, automotive, industrial, and consumer electronics. Analog Devices focuses on enhancing connectivity and data conversion, often providing components for complex systems in industries such as telecommunications, healthcare, and aerospace. The LTC4006EGN-2 specifically is a highly integrated battery management IC designed for lithium-ion battery charging, showcasing the company's commitment to advanced power management technologies.

Application

The LTC4006EGN-2 is primarily used in battery management systems for charging applications. It is suitable for lithium-ion and lead-acid batteries in electric vehicles, portable electronics, and renewable energy systems. Its features support efficient charging, battery health management, and monitoring, making it ideal for applications in solar energy systems, UPS systems, and power tools.

Equivalent

Equivalent products to the LTC4006EGN-2 chip include the BQ24650 from Texas Instruments, the MCP73871 from Microchip, and the MAX14690 from Maxim Integrated. These chips offer similar battery charging functionalities and features, such as buck-boost conversion and integrated power management. Always check specific datasheets for detailed specifications and compatibility.