LTC1698EGN#PBF

Power Supply Controllers, Monitors Overview

The LTC1698EGN#PBF is an isolated secondary synchronous rectifier controller manufactured by Analog Devices Inc. It operates within a supply voltage range of 4.5V to 30V and supports switching frequencies up to 2MHz. The device features a low threshold voltage of 100mV for precise control and includes integrated dead-time management to prevent shoot-through currents. Packaged in a 16-lead SSOP, it is designed for high-efficiency isolated power supplies.

Power Supply Controllers, Monitors Feature Summary

• Provides isolated control for secondary-side synchronous rectification
• Integrates dead-time management to optimize efficiency
• Features low threshold voltage for accurate turn-on timing

Power Supply Controllers, Monitors Applications

• Isolated DC-DC converters
• Flyback power supplies
• LLC resonant converters

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix #PBF confirms lead-free compliance and RoHS standards before procurement. Confirm the SSOP-16 package dimensions match your PCB footprint requirements. Ensure the operating temperature range meets your system's environmental specifications. Cross-reference the manufacturer datasheet for any recent product change notifications affecting this part number.

Power Supply Controllers, Monitors Selection Notes

Select this component when designing isolated topologies requiring secondary-side synchronization. Evaluate the input voltage range against your transformer secondary output. Consider the switching frequency limits relative to your magnetic component selection. Assess the need for integrated dead-time control versus external implementation based on system complexity.

Power Supply Controllers, Monitors Part Context

This component belongs to the LTC1698 series of synchronous rectifier controllers. It is distinct from primary-side controllers and digital isolators. The EGNSuffix indicates the commercial temperature grade and SSOP packaging. It serves as a key element in modern high-efficiency isolated power conversion architectures.

Power Supply Controllers, Monitors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.