MAX8722AEEG+

Overview

The MAX8722AEEG+ is a low-cost CCFL backlight controller manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 4.6V to 28V and draws a supply current of 1 mA. The device functions as a constant current controller with an adjustable frequency range of 30kHz to 80kHz. It is housed in a 24-pin QSOP package.

Feature Summary

• Provides constant current control for cold cathode fluorescent lamps (CCFL).
• Features an adjustable oscillation frequency for flexible design integration.
• Supports wide input supply voltage ranges suitable for various power architectures.

Applications

• CCFL backlight driver circuits
• Display illumination systems

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix 'A' denotes the correct variant for your design requirements. Check for end-of-life status or discontinuation notices from Analog Devices, as availability may be limited. Ensure the 24-QSOP package matches your PCB footprint specifications before finalizing procurement decisions.

Selection Notes

Select this component when designing cost-effective CCFL backlight solutions requiring a wide input voltage range. The adjustable frequency feature allows optimization for transformer size and efficiency. Ensure the application environment supports the operating conditions defined in the official datasheet. Verify that the 1 mA supply current meets the system's power budget constraints effectively.

Part Context

This part belongs to the Maxim Integrated portfolio of display drivers and controllers. It is specifically designed for lighting applications involving cold cathode tubes. The device integrates essential control logic for stable CCFL operation. It represents a specialized solution within the broader analog signal processing and power management categories offered by the manufacturer.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer cross-reference guides for potential alternatives if this component is discontinued or unavailable for new designs.