LTC3890MPGN-3#TRPBF

DC DC Switching Controllers Overview

The LTC3890MPGN-3#TRPBF is a low quiescent current dual-phase synchronous step-down DC/DC controller from Analog Devices. It accepts an input voltage range of 4V to 60V and provides two independent outputs adjustable from 800mV to 24V. The device supports switching frequencies between 105kHz and 835kHz, with a typical operating supply current of 50µA and a shutdown current of 60µA. It features a maximum load regulation of 0.01% and operates within a junction temperature range of -55°C to +150°C.

DC DC Switching Controllers Feature Summary

• Dual-channel architecture designed for high-efficiency power delivery in distributed systems
• Low quiescent current operation extends battery life in portable applications
• Wide input voltage capability accommodates various bus architectures
• Integrated thermal management protects against short-circuit conditions

DC DC Switching Controllers Applications

• Automotive always-on systems
• Battery-operated digital devices
• Distributed DC power systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix matches the required package and temperature grade. Confirm that the MP designation aligns with military or extended industrial specifications if applicable. Ensure the TRPBF suffix corresponds to tape and reel packaging requirements. Cross-reference the manufacturer datasheet for exact pinout and electrical limits before integration.

DC DC Switching Controllers Selection Notes

Select this component when a wide input voltage range up to 60V is required alongside dual output channels. Consider the low quiescent current for efficiency optimization in standby modes. Evaluate the thermal performance capabilities given the extended temperature rating. Ensure the external MOSFET selection supports the target current levels for the specific application load.

DC DC Switching Controllers Part Context

This part belongs to the LTC3890 family of high-performance synchronous buck controllers. It shares core architectural features with other variants in the series but differs in package type and specific operational parameters. The MP variant indicates a specialized version often associated with enhanced reliability or environmental ratings compared to standard commercial grades.

DC DC Switching Controllers Replacement Considerations

LTC3890EUH#PBF

DC DC Switching Controllers FAQ

What is the maximum input voltage supported by this controller?

The device supports an input voltage range from 4V to 60V.

Does the LTC3890MPGN-3 support clock synchronization?

No, the datasheet specifications indicate that clock synchronization is not available for this model.