Microchip Technology

SG1842Y  

AC DC Converters, Offline Switches

SG1842Y Description

The SG1842Y is a high-performance offline switch flyback controller designed for power management applications. Manufactured by Microchip Technology, this IC is classified under the ECCN code EAR99 and is REACH unaffected, ensuring compliance with international regulatory standards. The SG1842Y features a flyback topology and is available in a through-hole mounting type, making it suitable for a wide range of industrial and consumer electronics applications.

SG1842Y Features

The SG1842Y offers several key features that set it apart from other power management ICs in the market. It operates with a switching frequency range of 100Hz to 500kHz, providing flexibility in design and optimization for various power conversion needs. The IC includes frequency control and current limiting fault protection, ensuring stable operation and safeguarding against overcurrent conditions.

One of the unique features of the SG1842Y is its wide supply voltage range of 10V to 30V, allowing it to be used in diverse power supply scenarios. The IC also boasts a high duty cycle of up to 95%, enabling efficient power transfer and minimal energy loss. Additionally, the SG1842Y has a startup voltage of 16V, ensuring reliable operation even in low-voltage environments.

The SG1842Y is packaged in bulk and has an isolated output, which enhances safety and reliability in applications where electrical isolation is critical. Its moisture sensitivity level (MSL) is rated at 1 (unlimited), making it suitable for use in various environmental conditions without the need for special handling or storage precautions.

SG1842Y Applications

The SG1842Y is ideal for a variety of applications due to its robust features and versatile design. It is particularly well-suited for offline power supplies, where it can provide efficient and reliable power conversion. The wide input voltage range and high duty cycle make it suitable for use in consumer electronics, such as adapters and chargers, as well as in industrial equipment where robust power management is essential.

The isolated output feature of the SG1842Y makes it a preferred choice for applications requiring electrical isolation, such as medical devices and telecommunications equipment. Its current limiting fault protection ensures that the IC can handle overcurrent conditions without damage, making it ideal for use in environments where transient overcurrents are common.

Conclusion of SG1842Y

In summary, the SG1842Y is a versatile and reliable offline switch flyback controller that offers a range of features tailored to meet the demands of modern power management applications. Its wide operating voltage range, high duty cycle, and robust fault protection make it a standout choice in the power management IC market. Whether used in consumer electronics, industrial equipment, or applications requiring electrical isolation, the SG1842Y provides efficient power conversion and reliable performance. Manufactured by Microchip Technology, a leader in semiconductor solutions, the SG1842Y is a trusted choice for engineers and designers seeking high-quality power management solutions.

SG1842Y Documents

Download datasheets and manufacturer documentation for SG1842Y

Datasheets :

SGx84x Series      

HTML Datasheet :

SGx84x Series      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH