LTC1698IGN#TRPBF

Power Supply Controllers, Monitors Overview

The LTC1698IGN#TRPBF is a precision secondary-side forward converter controller manufactured by Analog Devices Inc. It operates within an industrial temperature range of -40°C to +125°C and requires a supply voltage between 4.5V and 30V. The device draws an operating supply current of 1.8 mA. It is housed in a 16-lead SSOP package with an exposed pad for thermal management. This component is designed to synchronously drive external N-channel MOSFETs, ensuring efficient power conversion in isolated DC/DC applications.

Power Supply Controllers, Monitors Feature Summary

• Synchronously drives external N-channel MOSFETs for secondary-side rectification
• Precision control architecture for forward converter topologies
• Industrial temperature rating for robust operation in harsh environments

Power Supply Controllers, Monitors Applications

• Secondary-side synchronous rectification in isolated DC/DC converters
• Forward converter controller designs
• High-efficiency power supply modules requiring precise timing control

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix IGN against official Analog Devices documentation to confirm the package type and temperature grade. Ensure compatibility with external N-channel MOSFETs selected for the synchronous rectification stage. Confirm that the design supports the required input voltage range of 4.5V to 30V for stable controller operation.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing isolated forward converters that require synchronous rectification to improve efficiency. It is suitable for applications needing precise secondary-side control within the industrial temperature range. Consider the 16-SSOP package constraints and thermal dissipation requirements associated with the exposed pad design.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC1698 series of secondary-side controllers from Analog Devices. These devices are specialized for managing synchronous rectifiers in isolated power supplies. The series focuses on enhancing efficiency by replacing diode rectification with active MOSFET control, reducing conduction losses in low-voltage, high-current output stages.

Power Supply Controllers, Monitors Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. Generic replacements may not match the synchronous drive characteristics or precision control features required for forward converter applications.