LT1108CN8#PBF

Overview

The LT1108CN8#PBF is a switching regulator manufactured by Analog Devices, originally part of the Linear Technology portfolio. It functions as a DC/DC converter capable of both step-up and step-down operation. The device supports adjustable output voltages as well as fixed configurations at 5V and 12V. It is housed in an 8-pin PDIP package suitable for through-hole mounting.

Feature Summary

• Integrated switching regulator topology supporting versatile voltage conversion modes
• Supports both adjustable and fixed output voltage configurations
• Designed for efficient power management in compact form factors

Applications

• Portable battery-powered equipment requiring voltage regulation
• Industrial control systems utilizing standard voltage rails
• Communication infrastructure power supplies

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or certified partners. Confirm the specific suffix matches the required package and temperature grade. Request original manufacturer documentation to validate lot traceability and RoHS compliance status before integration into production designs.

Selection Notes

Evaluate input voltage ranges against the source supply characteristics. Ensure thermal management strategies align with the PDIP package's dissipation capabilities. Compare efficiency requirements across load conditions to determine suitability versus synchronous alternatives. Verify that the fixed 5V or 12V options meet system rail specifications without excessive dropout.

Part Context

This component belongs to the LT1108 family of switching regulators from Analog Devices. The series provides cost-effective solutions for general-purpose power conversion. The CN8 designation indicates a commercial temperature range and plastic dual in-line package construction.

Replacement Considerations

LT1108CS8-5#PBF: Offers similar functionality with a SOIC-8 surface mount package and fixed 5V output configuration.