The LTC4088EDE#PBF from Linear Technology is a highly integrated power management and battery charger IC designed to optimize the performance of modern portable devices. This advanced component is engineered to manage power supply from multiple sources while ensuring efficient charging and power delivery to the system load.

Key Features

• Advanced Battery Charging: The LTC4088EDE#PBF offers a high efficiency, 1.5A capable switch-mode battery charger for single-cell Li-Ion/Polymer batteries. Its charging parameters are programmable via an external resistor, which allows for precise control over the charging current and voltage to maximize battery life and performance.
• PowerPath Control: With its PowerPath control feature, this IC seamlessly manages the transition between input power sources and battery, ensuring a constant and uninterrupted power supply to the load even when the battery is being charged.
• Instant-On Operation: The device is capable of providing power to the system load from a deeply discharged battery with its Instant-On feature. This ensures that critical system functions can be maintained even when the battery voltage is very low.
• Thermal Regulation: To protect against overheating, the LTC4088EDE#PBF includes an internal thermal feedback loop that reduces charge current if the IC temperature rises to unacceptable levels during operation.
• USB Compatibility: It is designed to work with USB power specifications, enabling it to manage power from USB sources efficiently. This makes it an ideal choice for portable devices that rely on USB for charging and data transfer.

Applications

The LTC4088EDE#PBF is versatile and can be used in a wide range of applications. It is particularly well-suited for portable medical devices, handheld instruments, and personal electronics where efficient power management and reliable battery charging are critical. Its small footprint and robust feature set also make it an excellent choice for space-constrained applications.

Package Information

This IC is available in a 12mm x 12mm DFN package, offering a compact solution for space-limited applications. The part number LTC4088EDE#PBF indicates that it is provided in a RoHS-compliant "Pb-Free" package, aligning with environmental standards for electronic components.