LTC3803MPS6#TRPBF

DC DC Switching Controllers Overview

The LTC3803MPS6#TRPBF is a constant frequency current mode flyback DC/DC controller manufactured by Analog Devices Inc. It operates within an input voltage range of 8.7 V to 75 V and supports a switching frequency of 200 kHz. The device features a low quiescent current of 240 uA and includes shutdown functionality for power management. It is housed in a TSOT-23-6 surface-mount package and is rated for operation between -55°C and +150°C junction temperature.

DC DC Switching Controllers Feature Summary

• Constant frequency current mode control architecture
• Integrated shutdown capability for power optimization
• Extended industrial and automotive temperature rating

DC DC Switching Controllers Applications

• Flyback DC/DC converter designs
• Isolated power supply systems
• Industrial control power modules

DC DC Switching Controllers Procurement Notes

Verify the specific suffix MPS6 against official Analog Devices documentation to confirm pinout and thermal characteristics, as variations exist within the LTC3803 family. Ensure the component meets RoHS standards if required by your assembly process. Cross-reference the datasheet revision date with your design timeline to account for any potential updates in electrical specifications or recommended operating conditions.

DC DC Switching Controllers Selection Notes

Select this controller for applications requiring high input voltage ranges up to 75 V and wide operational temperature extremes. The TSOT-23-6 package suits space-constrained designs. Consider the 200 kHz fixed frequency when designing transformer magnetics and output filtering components to ensure stable regulation and minimal electromagnetic interference.

DC DC Switching Controllers Part Context

This component belongs to the LTC3803 series of flyback controllers from Analog Devices. It is designed for efficient isolated power conversion. The MPS6 variant specifically denotes the TSOT-23-6 package configuration. It serves as a core control element in non-synchronous flyback topologies, distinguishing it from synchronous rectifier variants in the same product line.

DC DC Switching Controllers Replacement Considerations

LTC3803IS6#TRPBF offers similar functionality but with a different temperature range (-40°C to +125°C). LTC3803MPS6-3#TRPBF and LTC3803MPS6-5#TRPBF are related parts with specific internal reference voltages. Verify package compatibility and thermal ratings before substitution.