LT8636EV#PBF

Overview

The LT8636EV#PBF is a synchronous step-down Silent Switcher regulator from Analog Devices, designed for high-efficiency power conversion. It features an integrated 42V input range and delivers up to 6A of output current. The device operates with a programmable switching frequency ranging from 200 kHz to 3 MHz. It incorporates a low quiescent current of 1.7 µA in shutdown mode. The component is housed in a compact LQFN-20 package suitable for surface mount applications. It supports adjustable output voltages and functions within an operating temperature range of -40°C to +150°C.

Feature Summary

• Integrates Silent Switcher architecture to minimize electromagnetic interference emissions without external filtering components
• Features synchronous buck topology for enhanced efficiency across wide load ranges
• Includes internal compensation and soft-start circuitry to simplify design implementation
• Provides thermal regulation and overcurrent protection for robust operation

Applications

• Industrial automation control systems
• Telecommunications infrastructure power distribution
• Automotive electronics and infotainment modules
• Medical equipment power supplies

Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm pinout compatibility and electrical characteristics. Ensure the procurement channel provides valid traceability for automotive or industrial grade requirements. Confirm RoHS compliance status through the manufacturer's latest certification records before finalizing orders.

Selection Notes

Select this component when a compact solution is required for high-current applications with strict EMI constraints. The wide input voltage range accommodates various bus architectures. Consider the thermal performance of the LQFN-20 package relative to the expected ambient conditions and PCB copper area available for heat dissipation during continuous operation.

Part Context

This part belongs to the LT8636 family of Silent Switcher regulators. It shares architectural similarities with other members but offers specific input voltage and current capabilities tailored for demanding environments. The series emphasizes size reduction and noise suppression compared to traditional synchronous buck converters.

Replacement Considerations

Consult official substitution guides for direct equivalents. Verify that any alternative maintains the same package footprint and pin configuration to ensure board compatibility.