Linear Technology LTC4008EGN-1 High Efficiency, Multi-Chemistry Battery Charger

The LTC4008EGN-1 is a versatile and high-efficiency battery charger integrated circuit designed by Linear Technology, now part of Analog Devices. This advanced charging solution is suitable for a wide range of battery chemistries, including Lithium-Ion, Lithium Polymer, and Lithium Phosphate, making it an excellent choice for portable devices, power tools, and backup systems.

Key Features:

• Wide Input Voltage Range: The device can operate from an input voltage range of 6V to 28V, making it suitable for various power sources, including wall adapters and automotive power.
• High Charging Efficiency: The LTC4008EGN-1 boasts a high charging efficiency that minimizes heat generation and improves overall system performance.
• Multi-Chemistry Support: This charger is compatible with several battery chemistries, providing flexibility for different application requirements.
• Adjustable Charge Current: Users can set the charge current up to 4A through an external resistor, allowing for customization based on the specific battery's needs.
• Precision Charge Voltage: The LTC4008EGN-1 ensures accurate charge voltage with a ±0.8% accuracy at 25°C, enhancing the longevity and reliability of the battery.
• Charge Termination: The device includes programmable charge termination by C/10 or an onboard timer, ensuring safe and efficient charging cycles.
• Thermal Regulation: To protect against overheating, the charger reduces the charge current under high temperature conditions.
• Compact Design: Housed in a 24-pin SSOP package, the LTC4008EGN-1 is designed for space-constrained applications.

Applications:

• Portable Electronics
• Power Tools
• Medical Devices
• Uninterruptible Power Supplies (UPS)
• Electric Vehicles

The LTC4008EGN-1 is a powerful solution for designers looking to implement a robust and efficient charging system for their battery-powered applications. Its wide range of supported features and compatibility with various battery chemistries ensure that it can meet the needs of a diverse array of products.