LTC4078EDD-2#TRPBF - Linear Technology

The LTC4078EDD-2#TRPBF is a highly integrated battery charger and selector component from Linear Technology, designed for portable electronic devices that require efficient power management and long battery life. This advanced chip offers a seamless charging experience for single-cell Li-Ion/Polymer batteries and is packed with features to ensure the safety and longevity of the battery it services.

Key Features:

• Wide Input Voltage Range: The device can operate with input voltages from 4.25V to 9V, making it suitable for a variety of power sources including USB and wall adapters.
• Adjustable Charge Current: The charging current can be programmed up to 1.5A with an external resistor, allowing for flexibility depending on the battery's capacity and the desired charging speed.
• Integrated Power Selector: LTC4078EDD-2#TRPBF includes a power path controller that seamlessly manages power between the input source, battery, and load, ensuring that the highest priority source is always used.
• High Efficiency: The device features a switch-mode design, which reduces power loss during charging and increases overall efficiency.
• Multiple Safety Features: It includes overvoltage protection, thermal regulation, and a battery temperature sensing input that prevents charging if the battery temperature is outside a safe range.
• Small Package Size: The LTC4078EDD-2#TRPBF comes in a compact 10-lead (3mm x 3mm) DFN package, ideal for space-constrained applications.

Applications:

Due to its versatility and comprehensive feature set, the LTC4078EDD-2#TRPBF is suitable for a wide range of portable electronic devices, including:

• Smartphones and Tablets
• Portable Media Players
• Digital Cameras
• Wearable Technology
• GPS Devices
• Medical and Healthcare Devices

In summary, the LTC4078EDD-2#TRPBF stands out as a sophisticated solution for modern portable devices that demand reliable charging and power management. Its integration of multiple functions into a single chip not only saves space but also simplifies the design and enhances the overall performance of the end product.