LTC1624IS8#TRPBF

DC DC Switching Controllers Overview

The LTC1624IS8#TRPBF is a current mode switching regulator controller from Analog Devices, designed to drive external N-channel power MOSFETs using a fixed frequency architecture. It supports multiple topologies including boost, buck, inverting, and SEPIC configurations. The device operates with a supply voltage range of 3.5V to 36V and features a fixed switching frequency of 200kHz. It offers a maximum duty cycle of 95% and includes a shutdown pin for power management. The component is housed in an SO-8 package and is rated for operation within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

• Supports versatile converter topologies such as boost, buck, inverting, and SEPIC
• Utilizes current mode control architecture for stable regulation
• Features high efficiency design suitable for driving external N-channel MOSFETs
• Includes shutdown capability for enhanced power management

DC DC Switching Controllers Applications

• Battery-powered portable equipment requiring flexible voltage conversion
• Industrial control systems utilizing SEPIC or inverting topologies
• General-purpose DC/DC converter designs for automotive applications
• Power supplies for communication infrastructure equipment

DC DC Switching Controllers Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging when sourcing. Confirm the IS8 designation corresponds to the industrial temperature grade (-40°C to +85°C) and SO-8 package type. Ensure compatibility with external N-channel MOSFET selection based on the 200kHz switching frequency requirements. Cross-reference the manufacturer part number with official Analog Devices documentation to confirm availability status and lead times.

DC DC Switching Controllers Selection Notes

Select this controller for designs requiring a single IC to manage multiple standard DC/DC topologies without complex feedback compensation networks. It is appropriate for applications needing a wide input voltage range up to 36V. Consider the fixed 200kHz frequency when determining external inductor and capacitor values. Evaluate the need for external N-channel MOSFETs versus integrated solutions if space is constrained.

DC DC Switching Controllers Part Context

This component belongs to the LTC1624 family of switching regulators. It serves as a core controller element in power management circuits, distinct from fully integrated monolithic regulators by requiring external power switches. The IS8 variant specifically denotes the industrial temperature range and surface-mount SO-8 packaging format used in compact PCB layouts.

DC DC Switching Controllers Replacement Considerations

The LTC1624IS8#PBF is the tube-packaged equivalent of this reel-part. Designers may also consider the LTC1625 for similar functionality with potentially different input voltage characteristics. Verify pinout compatibility and thermal performance when substituting with other current-mode controllers from Analog Devices.