LTC1628CUH#TRPBF

DC DC Switching Controllers Overview

The LTC1628CUH#TRPBF is a dual synchronous buck switching regulator manufactured by Analog Devices Inc. It operates within an input voltage range of 3.5 V to 36 V and supports switching frequencies between 150 kHz and 300 kHz. The device provides two independent outputs, typically configured for 3.3 V or 5 V, with a maximum output current of 20 A per channel. It features a load regulation of 0.1% and operates at a static current of 350 uA. The component functions reliably across a temperature range of 0°C to +85°C and utilizes a 28-lead SSOP package.

DC DC Switching Controllers Feature Summary

• Dual-channel architecture providing independent step-down conversion capabilities
• Synchronous rectification design ensuring high energy efficiency
• Integrated control loop with programmable frequency settings
• Supports remote sensing for improved output voltage accuracy

DC DC Switching Controllers Applications

• Industrial equipment power distribution systems
• Telecommunications infrastructure power supplies
• Embedded computing board voltage regulation
• Automotive electronics power management

DC DC Switching Controllers Procurement Notes

Verify the specific suffix and tape-and-reel quantity against the manufacturer's official documentation before ordering. Confirm that the SSOP-28 package dimensions match your PCB footprint requirements. Ensure the operating temperature range meets your environmental specifications. Cross-reference the datasheet revision date to confirm compatibility with your design constraints.

DC DC Switching Controllers Selection Notes

Select this component when dual isolated rails are required from a single input source. The wide input voltage range accommodates various bus architectures. Consider the thermal performance of the SSOP package under full load conditions. Evaluate the external inductor selection to optimize efficiency within the specified frequency range.

DC DC Switching Controllers Part Context

This part belongs to the LTC1628 family of high-efficiency dual synchronous buck regulators. It is designed to replace older multi-controller solutions by integrating two complete channels into a single compact package. The series is commonly used in applications requiring multiple voltage levels from a common intermediate bus.

DC DC Switching Controllers Replacement Considerations

Direct pin-compatible substitutes may include other dual buck controllers from Analog Devices such as the LTC3892 or LTC3893 families. Verify electrical parameters and pinout compatibility before substitution.