The LT4445EDE#PBF is a versatile, high-performance power management IC from Linear Technology, designed to enhance the reliability and efficiency of power systems. This integrated circuit is ideal for applications requiring backup power solutions, fault protection, and power monitoring.

Key Features

• Backup Battery Controller: The LT4445EDE#PBF seamlessly transitions to a backup battery upon the failure of the main power supply, ensuring uninterrupted operation of the system.
• Low Quiescent Current: With its low quiescent current, this product is optimized for battery-powered and energy-efficient applications, contributing to extended battery life and reduced power consumption.
• Wide Input Voltage Range: It supports a broad input voltage range, accommodating various power sources and providing flexibility in system design.
• Adjustable Under-Voltage Lockout: The adjustable under-voltage lockout feature allows users to set a precise threshold for system protection, preventing operation under potentially damaging low-voltage conditions.
• PowerPath Control: This IC integrates PowerPath control, which manages the direction of power flow between the input power source, battery, and load.

Applications

The LT4445EDE#PBF is designed for a wide range of applications, including:

• Portable and battery-powered equipment
• Uninterruptible power supplies (UPS)
• Redundant power systems
• Automotive and industrial systems

Product Specifications

This product comes in a compact 12-lead DFN package, providing a space-saving solution for modern electronic devices. The operating temperature range is from -40°C to +125°C, which ensures reliable performance across various environmental conditions.

Ordering Information

The part number LT4445EDE#PBF represents the lead-free, RoHS-compliant version of this IC, packaged in a DFN-12. For specific pricing and availability, please contact Linear Technology or an authorized distributor.