UBA2071ATS/N1,118

Overview

The UBA2071ATS/N1,118 is a half-bridge CCFL/EEL controller manufactured by NXP Semiconductors. It operates within a frequency range of 38 kHz to 42 kHz and supports dimming functionality. The device features a 24-pin SOIC package with a width of 7.50 mm. It requires a supply voltage of 14 V and draws a supply current of 1.5 mA. The component is rated for an operating temperature range from -25°C to 100°C and is designed for surface mount installation.

Feature Summary

• Integrated half-bridge driver architecture optimized for cold cathode fluorescent lamp applications
• Supports analog dimming control for backlight intensity adjustment
• Designed for high reliability in industrial lighting environments

Applications

• CCFL backlight drivers for LCD panels
• EEL (Electrodeless Electrode Fluorescent Lamp) power supplies
• Industrial display illumination systems

Procurement Notes

Verify the exact suffix configuration against official NXP documentation to ensure compatibility with specific PCB layouts and thermal requirements. Confirm that the obsolete status does not impact long-term supply chain stability for production runs. Cross-reference pin assignments with the original datasheet to prevent integration errors during design validation.

Selection Notes

Select this component when designing systems requiring a dedicated half-bridge driver for fluorescent lamps. Ensure the application environment stays within the specified -25°C to 100°C temperature range. Verify that the 24-pin SOIC footprint matches the target board design. Consider the 38 kHz to 42 kHz operating frequency for transformer and filter component selection.

Part Context

This part belongs to the UBA2071 series of lighting controllers developed by NXP Semiconductors. These devices are specialized integrated circuits aimed at providing efficient and reliable power management for fluorescent lamp technologies. The series is characterized by its robust half-bridge topology and integrated protection features suitable for demanding lighting applications.

Replacement Considerations

Officially documented substitutes include the UBA2071AT/N1,118 variant. Verify functional equivalence regarding pinout and electrical specifications before substitution.