The LTC4089EDJC-5#PBF is a high-performance power management integrated circuit (PMIC) designed by Linear Technology, which is now part of Analog Devices. This versatile chip is engineered to provide efficient power management solutions for a wide range of applications, including portable devices, medical equipment, and industrial systems.

Key Features

• Integrated Battery Charger: The LTC4089EDJC-5#PBF offers an advanced battery charging solution with programmable charge current up to 2A, which can be tailored to suit the needs of various lithium-ion/polymer batteries.
• PowerPath Control: It features PowerPath control that enables seamless transition between input power sources and battery power, ensuring a constant supply to the load even when the input power is removed or fluctuates.
• High Efficiency: The device is designed for high efficiency, which helps in reducing power losses and improving battery life in portable applications.
• Multiple Input Sources: It can manage power from multiple input sources including USB, wall adapters, and automotive power supplies.
• Overvoltage Protection: The LTC4089EDJC-5#PBF includes overvoltage protection to safeguard the device and downstream electronics from input voltage spikes.

Applications

• Portable electronic devices
• Medical and healthcare equipment
• Industrial and instrumentation systems
• Automotive and telematics

Technical Specifications

• Input Voltage Range: 4.5V to 5.5V
• Adjustable Floating Battery Charge Voltage: 3.5V to 4.2V
• Thermal Regulation for Optimal Charging
• Standby Current: < 55µA
• Packaging: 22-Lead (4mm × 3mm) DFN

The LTC4089EDJC-5#PBF is a testament to Linear Technology's commitment to providing innovative and reliable power management solutions. Its combination of battery charging capabilities, high efficiency, and robust protection features make it an ideal choice for designers looking to optimize power in their next-generation electronic products.