LTC3803HS6-3#TRPBF

DC DC Switching Controllers Overview

The LTC3803HS6-3#TRPBF is a constant frequency current mode flyback DC/DC controller manufactured by Analog Devices Inc. It operates within an input voltage range of 9.2V to 75V and supports a switching frequency of 200kHz. The device features a TSOT-23-6 package with dimensions of 2.9mm x 1.75mm x 0.9mm. It provides one positive isolated output and includes internal current limit and enable control characteristics. The component is rated for a junction temperature range of -40°C to 125°C.

DC DC Switching Controllers Feature Summary

• Constant frequency current mode control architecture for stable flyback regulation
• Integrated current limit and enable functionality for system protection
• Supports positive isolated output configurations in compact surface mount packages

DC DC Switching Controllers Applications

• Isolated telecom DC/DC converter modules
• Industrial power supply designs requiring galvanic isolation
• General purpose flyback converters operating from wide input ranges

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'HS6' against official Analog Devices documentation to confirm the exact temperature grade and package variant. Ensure the '-3' designation aligns with the required output configuration or reference voltage settings. Cross-reference the datasheet revision date to validate all electrical parameters before finalizing procurement specifications.

DC DC Switching Controllers Selection Notes

Select this controller when designing flyback topologies requiring constant frequency operation and current mode control. It is suitable for applications needing a wide input voltage range up to 75V. Consider the thermal performance within the specified junction temperature limits and ensure the external components support the 200kHz switching frequency requirements.

DC DC Switching Controllers Part Context

This component belongs to the LTC3803 family of flyback controllers designed for high-efficiency power conversion. The HS6 suffix typically denotes a specific industrial or extended temperature grade variant within the TSOT-23-6 package lineup. It serves as a core control element for isolated power stages in various electronic systems.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include other variants within the LTC3803 series such as LTC3803IS6-3#TRMPBF or LTC3803ES6-3, provided they match the required temperature grade and pinout compatibility. Verify that any replacement maintains the same 200kHz switching frequency and input voltage specifications.