Power Integrations

LNK3694P  

AC DC Converters, Offline Switches

LNK3694P Description

The LNK3694P is an offline switch flyback IC designed for high-efficiency power conversion in a wide range of applications. Manufactured by Power Integrations, this device is part of the Power Management Integrated Circuits (PMIC) category and is housed in an 8DIP package. The LNK3694P features a flyback topology, making it suitable for isolated power supplies with a breakdown voltage of 900V. It supports a maximum power output of 6 watts, ensuring it can handle various low-power applications efficiently. The device is equipped with an internal switch, which simplifies the design and reduces the component count in power supply circuits.

LNK3694P Features

• Topology: Flyback topology ensures efficient power conversion and isolation, making it ideal for applications requiring galvanic separation between input and output.
• Mounting Type: Through-hole mounting provides robust mechanical stability and is suitable for applications where surface-mount technology may not be feasible.
• Voltage - Breakdown: A high breakdown voltage of 900V allows the LNK3694P to operate safely in environments with significant voltage fluctuations.
• Internal Switch(s): The inclusion of an internal switch reduces the need for external components, simplifying the design and lowering overall system cost.
• Power (Watts): Capable of delivering up to 6 watts, the LNK3694P is well-suited for low-power applications, ensuring efficient energy use.
• Fault Protection: Comprehensive protection features, including current limiting, over-temperature, and over-voltage protection, enhance the reliability and longevity of the device.
• Frequency - Switching: A switching frequency of 66kHz ensures efficient power conversion and minimizes electromagnetic interference (EMI).
• Duty Cycle: A maximum duty cycle of 65% provides flexibility in designing power supplies with varying output requirements.
• Package: The tube packaging ensures ease of handling and storage, making it suitable for both manual and automated assembly processes.
• Output Isolation: Isolated output ensures safety and reliability in applications where electrical isolation is critical.
• RoHS Status: RoHS compliance guarantees that the LNK3694P meets environmental standards, making it suitable for global markets.
• Base Product Number: LNK3694, indicating it is part of a family of products with similar characteristics and compatible with various applications.

LNK3694P Applications

The LNK3694P is ideal for a variety of applications, including:

• Consumer Electronics: Power supplies for small appliances, chargers, and low-power devices.
• Industrial Equipment: Low-power control systems, sensors, and monitoring devices.
• Medical Devices: Power supplies for medical equipment where isolation and reliability are critical.
• Telecommunications: Power supplies for small base stations, modems, and other communication equipment.
• Automotive: Auxiliary power supplies for electronic control units (ECUs) and other automotive electronics.

Conclusion of LNK3694P

The LNK3694P from Power Integrations stands out as a reliable and efficient offline switch flyback IC, offering a comprehensive set of features tailored for low-power applications. Its high breakdown voltage, internal switch, and comprehensive fault protection make it a robust solution for various industries. The device's isolated output and RoHS compliance further enhance its suitability for global markets. Whether used in consumer electronics, industrial equipment, or medical devices, the LNK3694P provides a high-performance, cost-effective solution for power management needs.

LNK3694P Documents

Download datasheets and manufacturer documentation for LNK3694P

Datasheets :

LNK3604, LNK3694,96      

PCN Design/Specification :

LNK/TNY/TOP 03/Mar/2022