LT1246CS8#TRPBF

AC DC Converters, Offline Switchers Overview

The LT1246CS8#TRPBF is a switching controller manufactured by Analog Devices Inc., designed for off-line and DC/DC converter applications. It operates as a Buck topology device with one output, supporting a switching frequency of 1 MHz and a maximum duty cycle of 100%. The component delivers an output voltage of 5 V at 1 A current capability. It functions within a supply voltage range of 10 V to 25 V, consuming 13 mA of operating current. The unit is rated for non-isolated operation and supports surface mount installation in an SOIC-8 package. The operational temperature range spans from 0°C to +100°C.

AC DC Converters, Offline Switchers Feature Summary

• Optimized for high-speed current mode pulse width modulation control
• Designed specifically for off-line and DC/DC converter topologies
• Features fixed frequency operation with integrated slope compensation

AC DC Converters, Offline Switchers Applications

• Off-line power supplies
• DC/DC converter circuits
• Current mode PWM control systems

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing this component. Confirm that the manufacturer is Analog Devices Inc. and ensure the part number matches exactly. Check for RoHS compliance documentation if required by your manufacturing standards. Validate the SOIC-8 package type against your PCB footprint requirements before procurement.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring a Buck topology controller with a 1 MHz switching frequency. It is suitable for applications needing a 5 V output at 1 A. Ensure the input supply voltage falls within the 10 V to 25 V range. Consider the SOIC-8 package size for space-constrained layouts. Verify thermal management capabilities for the 0°C to +100°C operating range.

AC DC Converters, Offline Switchers Part Context

This part belongs to the LT124X series of high-speed current mode pulse width modulators. These devices are improved plug-compatible versions of the industry standard UC1842 series. The series offers higher speed and lower quiescent current compared to legacy alternatives. The LT1246 variant specifically targets Buck converter applications within this family.

AC DC Converters, Offline Switchers Replacement Considerations

The LT124X series serves as an improved replacement for the UC1842 series. Verify pin compatibility and electrical specifications before substituting other controllers. No direct substitute part numbers are confirmed in the provided data.