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LT3790IFE

LT3790IFE Description

The LT3790IFE is an Integrated Circuit (IC) regulator designed for power management applications, specifically categorized under Power Management Integrated Circuits (PMIC). Manufactured by Analog Devices Inc., this component is a transistor driver with a positive output configuration. It operates within a wide supply voltage range of 4.7V to 60V and supports a switching frequency range of 200kHz to 700kHz. The LT3790IFE is housed in a tube package, suitable for surface-mount applications, and is moisture sensitivity level 1 (unlimited), making it highly reliable for various industrial environments.

LT3790IFE Features

• Output Type and Configuration: The LT3790IFE is designed as a transistor driver with a positive output configuration, making it ideal for driving external transistors efficiently.
• Switching Frequency: It supports a wide frequency range of 200kHz to 700kHz, allowing flexibility in design and optimization for different power conversion applications.
• Supply Voltage Range: The IC operates within a broad supply voltage range of 4.7V to 60V, making it suitable for a variety of power supply requirements.
• Synchronous Rectifier: The inclusion of a synchronous rectifier enhances efficiency by reducing power losses during the rectification process.
• Control Features: The LT3790IFE offers several control features, including enable, frequency control, and soft start, providing precise control over the power conversion process.
• Output Phases: It supports two output phases, which can be beneficial for applications requiring multiple power outputs or for improving power distribution.
• Clock Sync: The ability to synchronize with an external clock ensures precise timing and coordination in multi-phase or multi-module power systems.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the LT3790IFE is highly resistant to moisture, ensuring reliability in humid or challenging environments.
• ECCN and HTSUS: The LT3790IFE is classified under ECCN EAR99 and HTSUS 8542.39.0001, indicating compliance with international export regulations and customs classifications.

LT3790IFE Applications

The LT3790IFE is well-suited for a variety of applications where efficient power management and control are critical. Some specific use cases include:

• Industrial Power Supplies: The wide voltage range and high efficiency make it ideal for industrial applications where robust power conversion is required.
• Telecommunications: The ability to synchronize with external clocks and support multiple output phases is beneficial for telecom equipment requiring precise power management.
• Automotive Electronics: The high reliability and moisture resistance make it suitable for automotive applications where components are exposed to varying environmental conditions.
• High-Performance Computing: The LT3790IFE can be used in high-performance computing systems where multiple power outputs and precise control are necessary for optimal performance.

Conclusion of LT3790IFE

The LT3790IFE is a versatile and efficient IC regulator designed for demanding power management applications. Its wide operating voltage range, flexible switching frequency, and advanced control features make it a reliable choice for various industrial and high-performance computing applications. Despite being marked as obsolete, the LT3790IFE remains a valuable component for engineers and designers seeking robust power management solutions.