LTC7804HUD#PBF

DC DC Switching Controllers Overview

The LTC7804HUD#PBF is a low IQ synchronous boost controller from Analog Devices. It operates with an input voltage range of 4.5V to 40V and supports switching frequencies from 100kHz to 3MHz. The device features a maximum duty cycle of 100% and includes synchronous rectification. It is housed in a 16-MSOP-EP package with exposed pad, designed for surface mount installation. The component functions as a positive output boost DC-DC switching controller IC.

DC DC Switching Controllers Feature Summary

• Synchronous boost topology with integrated rectification
• Wide operating input voltage range up to 40V
• High frequency switching capability up to 3MHz
• Maximum 100% duty cycle operation

DC DC Switching Controllers Applications

• Battery-powered portable electronics
• Industrial control systems
• Automotive power management
• Telecommunications equipment

DC DC Switching Controllers Procurement Notes

Verify the exact part number suffix against official Analog Devices documentation to ensure correct temperature grade and packaging configuration. Confirm RoHS compliance status through current datasheets. Cross-reference pinout diagrams with ECAD models prior to PCB layout finalization. Validate supply chain authenticity through authorized distributors only.

DC DC Switching Controllers Selection Notes

Select this controller when high efficiency boost conversion is required within a 40V input limit. Consider the 16-MSOP-EP package for space-constrained designs requiring thermal dissipation through the exposed pad. Evaluate the 100kHz to 3MHz frequency range against inductor size constraints and EMI requirements. Ensure the application does not exceed the specified junction temperature limits.

DC DC Switching Controllers Part Context

This component belongs to the LTC7804 series of low IQ synchronous boost controllers. It shares architectural similarities with other members of the family but differs in specific package options and thermal characteristics. The HUD variant indicates a specific industrial temperature grade and performance specification distinct from commercial or automotive variants within the broader product line.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include other Analog Devices synchronous boost controllers such as the LTC7804EMSE#PBF, which offers similar electrical specifications but in a different MSOP package. Verify pin compatibility and thermal performance before substitution.