Power Integrations

INN3378C-H302-TL

INN3378C-H302-TL Description

The INN3378C-H302-TL is a high-performance offline switcher IC from Power Integrations, designed for flyback topology applications. This surface-mount device integrates an internal switch and operates at a switching frequency of 70kHz, delivering up to 70W of power with isolated output. It features a wide supply voltage range (3.42V–3.78V) and a low startup voltage of 5V, ensuring reliable operation in diverse conditions. Compliant with RoHS and REACH standards, it is packaged in Tape & Reel (TR) for automated assembly, making it ideal for high-volume manufacturing.

INN3378C-H302-TL Features

• Integrated Switch: Reduces external component count, simplifying design and saving board space.
• Advanced Control: Includes frequency control, soft start, and synchronization for optimized performance.
• Robust Protection: Comprehensive fault protection with current limiting, over-temperature, over-voltage, and short-circuit safeguards.
• High Efficiency: 725V breakdown voltage ensures durability in high-stress environments.
• Compact & Reliable: MSL 3 (168 hours) moisture sensitivity rating suits industrial applications.

INN3378C-H302-TL Applications

This IC excels in AC/DC power conversion for:

• Industrial Power Supplies: High reliability and protection features suit harsh environments.
• Consumer Electronics: Compact design ideal for adapters, LED drivers, and smart home devices.
• Telecom & Networking Equipment: Stable performance for routers, switches, and PoE systems.
• Medical Devices: Isolated output meets safety standards for sensitive applications.

Conclusion of INN3378C-H302-TL

The INN3378C-H302-TL stands out for its integration, efficiency, and robustness, offering a streamlined solution for offline flyback converters. Its advanced control features and fault protections make it superior to comparable models, while its versatility caters to industrial, consumer, and medical markets. For designers seeking a high-power, compact, and compliant switcher IC, this device delivers exceptional performance and reliability.