RTQ6365GSP

Voltage Regulators - DC DC Switching Regulators Overview

The RTQ6365GSP is a synchronous step-down DC-DC converter IC designed for industrial applications. It supports an input voltage range of 4.5V to 60V and delivers up to 5A output current. The device features adjustable switching frequencies from 100kHz to 2.5MHz with synchronization capability. Key electrical parameters include a 0.8V reference accuracy of ±1%, integrated high-side MOSFETs, and low quiescent current. It operates within a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification topology for improved efficiency
• Integrated bootstrap charging FET for low dropout operation
• Adjustable soft-start and power good indication options
• Comprehensive protection including OVP, UVP, OCP, and OTP

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial equipment power supplies
• Automotive electronics systems
• Point-of-load (POL) conversion modules
• General purpose wide input voltage step-down applications

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'GSP' corresponds to the 8-SOP package with exposed pad as documented in official Richtek datasheets. Confirm that the synchronous variant RTQ6365 is selected rather than the asynchronous RT6365 if synchronous rectification is required. Ensure environmental compliance requirements such as RoHS status are validated against the latest manufacturer declarations prior to ordering.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a synchronous buck converter is required for high-current applications up to 5A. It is suitable for designs needing wide input voltage tolerance up to 60V. Consider the RTQ6365 over the RT6365 if higher efficiency via synchronous rectification is necessary. Verify thermal management capabilities for the SOP-8 package given the 125°C junction temperature rating.

Voltage Regulators - DC DC Switching Regulators Part Context

The RTQ6365 belongs to the RTQ63xx family of industrial-grade buck converters. This series provides flexible solutions for wide input and output voltage ranges. The GSP designation indicates the specific surface-mount package configuration. It complements other current variants like the RTQ6362 and RTQ6363 within the same product line.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The RT6365GSP is a related asynchronous version of this component. Designers requiring synchronous rectification must ensure they do not substitute the RTQ6365 with the non-synchronous RT6365 without verifying circuit performance changes.