LT1186FCS#TRPBF

Lighting, Ballast Controllers Overview

The LT1186FCS#TRPBF is a switching regulator designed for Cold Cathode Fluorescent Lamp (CCFL) backlighting, manufactured by Analog Devices Inc. It operates within an input voltage range of 3.5V to 30V and features a switching frequency between 175kHz and 225kHz. The device utilizes a 16-pin SOIC package and supports an operating supply current of 6mA. It functions as a DAC programmable CCFL controller, enabling precise brightness control through digital-to-analog conversion capabilities.

Lighting, Ballast Controllers Feature Summary

• Integrates DAC programming capability for Bits-to-Nits brightness control
• Supports both grounded and floating lamp configurations
• Includes high-efficiency internal switches and protection circuitry

Lighting, Ballast Controllers Applications

• Notebook and Palmtop Computers
• Portable Instruments
• Automotive Displays
• Retail Terminals

Lighting, Ballast Controllers Procurement Notes

Verify the specific suffix TRPBF indicates tape-and-reel packaging with lead-free compliance when sourcing. Confirm the manufacturer designation matches Analog Devices Inc., formerly Linear Technology, to ensure component authenticity. Check datasheet revisions for any pinout or electrical characteristic updates prior to final design integration.

Lighting, Ballast Controllers Selection Notes

Select this component for applications requiring precise digital brightness adjustment of CCFL backlights. Ensure the input voltage range aligns with the system power supply. Consider the 16-SOIC package constraints for PCB layout. Verify that the required switching frequency falls within the specified 175kHz to 225kHz operational window for optimal efficiency.

Lighting, Ballast Controllers Part Context

This part belongs to the LT1186 family of CCFL controllers, which are specialized power management ICs for display backlighting. Unlike general-purpose regulators, these devices integrate specific drive logic and protection features tailored for fluorescent lamps. The series includes variants supporting different lamp configurations and control interfaces.

Lighting, Ballast Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.