LTC1735IS#PBF

DC DC Switching Controllers Overview

The LTC1735IS#PBF is a high-efficiency synchronous step-down switching regulator manufactured by Analog Devices Inc. It operates within an input voltage range of 3.5 V to 36 V and delivers up to 20 A of output current. The device supports adjustable output voltages from 800 mV to 6 V with a fixed switching frequency of 300 kHz. Key electrical specifications include a quiescent current of 450 uA, load regulation of -0.1%, and operation across a temperature range of -40°C to +85°C. It is housed in a 16-lead SOIC package.

DC DC Switching Controllers Feature Summary

• Integrates synchronous rectification for enhanced conversion efficiency
• Features a wide input voltage capability suitable for various power rails
• Includes shutdown functionality for power management control

DC DC Switching Controllers Applications

• Point-of-load regulation for industrial systems
• Power supply stages for embedded computing platforms
• Telecommunications equipment power distribution

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #PBF confirms lead-free compliance and RoHS standards before procurement. Confirm the SOIC-16 package dimensions match your PCB footprint requirements. Ensure the operating temperature range meets your environmental constraints. Cross-reference the manufacturer part number with official Analog Devices documentation to avoid counterfeit components.

DC DC Switching Controllers Selection Notes

Select this component when a high-current buck converter is required with a wide input voltage range. The 300 kHz frequency allows for compact passive component selection. Consider the thermal performance of the SOIC-16 package for your specific heat dissipation needs. Verify that the 20 A output current rating aligns with your maximum load requirements.

DC DC Switching Controllers Part Context

This part belongs to the LTC1735 series of high-efficiency synchronous buck regulators. It is designed for applications requiring robust power delivery from higher voltage buses. The IS variant indicates industrial temperature rating and SOIC packaging. Development kits like DC247A are available for evaluation.

DC DC Switching Controllers Replacement Considerations

Consult official Analog Devices documentation for verified pin-compatible or functionally equivalent alternatives. Check datasheets for matching input voltage ranges and current capabilities.