LT1249IN8#PBF

Overview

The LT1249IN8#PBF is a power factor controller manufactured by Analog Devices Inc. It operates at a fixed switching frequency of 100 kHz and supports through-hole installation in an 8-pin PDIP package. The device functions within a supply current range of 250 µA and withstands operating temperatures from 0°C to +100°C. Designed for power factor correction applications, it integrates essential control circuitry for efficient AC-DC conversion systems.

Feature Summary

• Integrated power factor correction controller architecture
• Fixed 100 kHz internal switching frequency operation
• Through-hole mounting capability via standard DIP packaging

Applications

• Power factor correction circuits
• AC-DC power supply designs
• Industrial power management systems

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm RoHS compliance status and specific lot traceability requirements prior to purchase. Ensure storage conditions meet manufacturer specifications to maintain device integrity. Validate package marking against official datasheet documentation to prevent counterfeit substitution risks during procurement.

Selection Notes

Select this component for applications requiring fixed-frequency PFC control with through-hole assembly constraints. Evaluate thermal performance limits relative to the specified 0°C to +100°C operating range. Consider the 250 µA supply current impact on overall system efficiency. Verify compatibility with external passive components for the target power stage design.

Part Context

This part belongs to the LT1249 series of power factor controllers from Analog Devices. It serves as a specialized integrated circuit for improving electrical grid efficiency by correcting phase displacement between voltage and current. The series provides reliable control solutions for standard power conversion topologies.

Replacement Considerations

LT1249CN8#PBF

FAQ

What is the maximum operating temperature for the LT1249IN8#PBF?

The maximum operating temperature is +100°C.

Does the LT1249IN8#PBF support surface mount technology?

No, it is designed for through-hole installation using an 8-PDIP package.