Power Integrations

INN3470C-TL  

AC DC Converters, Offline Switches

INN3470C-TL Description

The INN3470C-TL is a highly efficient and reliable offline switch IC designed for AC-DC conversion applications. Manufactured by Power Integrations, this device is part of the INN3470 family and features a flyback topology, making it ideal for isolated power supplies. The IC is packaged in an INSOP-24D format and is available in a surface mount configuration, ensuring ease of integration into modern electronic designs. With a breakdown voltage of 750V, the INN3470C-TL can handle high-voltage applications with confidence, providing robust performance and protection against voltage spikes.

INN3470C-TL Features

The INN3470C-TL boasts several key features that set it apart from other offline switch ICs in the market. It integrates an internal switch capable of delivering up to 85 watts of power, making it suitable for a wide range of power supply applications. The device operates at a switching frequency of 25kHz, ensuring efficient energy conversion with minimal electromagnetic interference (EMI).

One of the standout features of the INN3470C-TL is its comprehensive set of control and protection mechanisms. The IC includes an enable (EN) control feature, allowing for precise control over the power supply's operation. Additionally, it offers robust fault protection, including current limiting, over-temperature protection, over-voltage protection, and short-circuit protection. These features ensure the device's longevity and reliability, even in demanding operating conditions.

The INN3470C-TL is also RoHS compliant, adhering to strict environmental standards and ensuring that it is free from hazardous substances. Its moisture sensitivity level (MSL) is rated at 3 (168 hours), making it suitable for use in various manufacturing environments without the risk of moisture-related damage.

INN3470C-TL Applications

The INN3470C-TL is well-suited for a variety of applications where high efficiency, reliability, and robust protection are paramount. Its 750V breakdown voltage and 85W power capability make it ideal for power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure. The device's isolated output ensures safe operation in applications where electrical isolation is critical, such as medical devices and high-voltage power supplies.

The INN3470C-TL's flyback topology and surface mount packaging make it particularly suitable for compact and space-constrained designs. Its comprehensive protection features and high power capability also make it an excellent choice for applications requiring high reliability and minimal downtime, such as uninterruptible power supplies (UPS) and LED lighting systems.

Conclusion of INN3470C-TL

The INN3470C-TL from Power Integrations is a versatile and reliable offline switch IC that offers a comprehensive set of features tailored for high-voltage AC-DC conversion applications. Its integrated switch, high power capability, and robust protection mechanisms make it an ideal choice for a wide range of power supply designs. The device's RoHS compliance and moisture sensitivity level ensure that it meets both environmental and manufacturing standards, making it a future-proof solution for modern electronics.

With its surface mount packaging and isolated output, the INN3470C-TL is particularly well-suited for compact, high-reliability applications in consumer electronics, industrial equipment, and telecommunications. Whether used in medical devices, LED lighting systems, or other demanding applications, the INN3470C-TL provides the efficiency, reliability, and protection needed to ensure long-term performance and user safety.

INN3470C-TL Documents

Download datasheets and manufacturer documentation for INN3470C-TL