LTC7802IUFDM#WPBF

DC DC Switching Controllers Overview

The LTC7802IUFDM#WPBF is a dual, two-phase synchronous step-down controller from Analog Devices. It operates with an input voltage range up to 40V and supports switching frequencies of 3MHz. The device features spread spectrum modulation for EMI reduction and maintains low quiescent current. It includes integrated bootstrap diodes and high-side gate drivers capable of sourcing and sinking significant peak currents. The controller supports output voltages down to 0.8V and offers comprehensive protection features including over-voltage, under-voltage, and thermal shutdown.

DC DC Switching Controllers Feature Summary

• Dual phase architecture enables high current delivery with reduced input and output capacitance requirements
• Integrated spread spectrum modulation minimizes electromagnetic interference peaks
• Low quiescent current operation extends battery life in standby modes
• Built-in bootstrap diodes simplify external component count

DC DC Switching Controllers Applications

• Industrial equipment power distribution
• Telecommunications infrastructure
• Automotive infotainment systems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #WPBF against the manufacturer's official documentation to confirm package type and tape/reel specifications. Ensure compatibility with your board layout regarding the QFN-28 footprint. Cross-reference the datasheet revision date to confirm pinout consistency before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this controller when dual-phase efficiency and low noise are critical. It is suitable for applications requiring wide input voltage ranges up to 40V. Consider the 3MHz switching frequency for smaller passive components. Verify that the load current requirements align with the controller's capability when paired with appropriate external MOSFETs.

DC DC Switching Controllers Part Context

This component belongs to the LTC7802 family of synchronous step-down controllers. It is designed for high-performance power management in space-constrained environments. The device integrates most control functions, requiring only external power switches and passive components. It is part of Analog Devices' portfolio focused on efficient DC/DC conversion solutions.

DC DC Switching Controllers Replacement Considerations

Check for direct pin-to-pin compatible alternatives within the same product family. Verify electrical parameter equivalence for input voltage, switching frequency, and current capabilities. Confirm package dimensions match existing PCB footprints before substitution.