HF81GS-P

Specialized ICS Overview

The HF81GS-P is an AC/DC converter component manufactured by Monolithic Power Systems (MPS), specifically designed as an X capacitor bleeder switch. It operates within an input voltage range of 85 VAC to 265 VAC and supports switching frequencies between 47 Hz and 63 Hz. The device features a low operating supply current of 15 uA and utilizes Silicon technology. It is housed in an SOIC-8 surface-mount package with non-isolated insulation. The component functions reliably across a temperature range of -40°C to +125°C.

Specialized ICS Feature Summary

• Integrated X capacitor bleeder functionality for AC/DC converters
• Wide input voltage range from 85 VAC to 265 VAC
• Low operating supply current of 15 uA
• Extended operating temperature range from -40°C to +125°C

Specialized ICS Applications

• AC/DC power supply circuits
• X capacitor discharge management
• Home appliance power management

Specialized ICS Procurement Notes

Verify the specific ordering suffix and package variant against official MPS documentation before procurement. Confirm RoHS compliance status through the manufacturer's datasheet or environmental declaration. Ensure the selected packaging format matches the required production line specifications, such as tape and reel quantities.

Specialized ICS Selection Notes

Select the HF81GS-P for applications requiring efficient X capacitor bleeding in AC/DC conversion stages. Consider the 8-SOIC package dimensions for PCB layout constraints. Evaluate the 15 uA supply current against system standby power requirements. Verify compatibility with the target input voltage range of 85 VAC to 265 VAC.

Specialized ICS Part Context

The HF81GS-P belongs to the PMIC category under specialized ICs, focusing on power management solutions. It serves as a dedicated switch for managing capacitive loads in AC mains interfaces. The component is part of MPS's portfolio for high-efficiency power conversion systems.

Specialized ICS Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult the official MPS datasheet for recommended alternatives or cross-reference options.